2007 Opel Signum engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


Lower section of intake manifold	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.
Upper section of intake manifold	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	22.86 lbf⋅ft22.86 lbf⋅ft31 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


Lower section of intake manifold	22.86 lbf⋅ft22.86 lbf⋅ft31 N⋅m
Upper section of intake manifold	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Wet contact surfaces with oil.


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Use new screws or nuts

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


Bottom	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Top	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


Rear	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Otherwise	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreAuxiliary drive belt tensioner


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
Opel gasoline straight-4 1.8 L Z 18 XE 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Opel gasoline straight-4 2.2 L Z 22 YH 153 HP	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
Opel gasoline straight-4 2.0 L Z 20 NET 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
Opel diesel V6 3.0 L Z 30 DT 181 HP	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Opel gasoline V6 3.2 L Z 32 SE 208 HP	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Opel gasoline V6 2.8 L Z 28 NEL 227 HP	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreOpel diesel straight-4 2.0 L Y 20 DTH 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM


M10	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


All other modifications	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreAir-conditioning compressor


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAir-conditioning compressor bracket


All Opel gasoline V6 2.8 L Z 28 NEL engines	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
All Opel gasoline V6 2.8 L Z 28 NET engines	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
All other modifications	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m


Air-conditioning compressor pressure line	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAlternator


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


Top	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
at holder


All other modifications	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreGenerator bracket


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Hydraulic lines at the servo-steering pump	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreServo pump pulley

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Use screw-locking compound.
Second stage	30°30°30°
Third stage	30°30°30°


Servo steering pump	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreVacuum pump

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	50°50°50°

expand_moreCarburetion

expand_moreExhaust gas return cooler


3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m


Exhaust gas return valve	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreExhaust recirculation pipe


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreFuel-distributing pipe


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreHigh-pressure line

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


On injector	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
On rail	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreHigh-pressure pump pulley


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	118.01 lbf⋅ft118.01 lbf⋅ft160 N⋅m

expand_moreInjection hoses

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


M12	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
M14	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreInjection nozzle (injector)

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


Stud screws	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.

expand_more3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)


M10	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
M6	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreAll other modifications


First stage	hand-screwed
Second stage	360°360°360°


Injection pump	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreInjection pump pulley


2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreCharging


Charge air pipes	2.58 lbf⋅ft2.58 lbf⋅ft3.5 N⋅m

expand_moreTurbo charger


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Opel diesel straight-4 2.2 L Y 22 DTR 123 HP	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Opel diesel V6 3.0 L Z 30 DT 181 HP	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m


Turbocharger bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreTurbocharger oil feed line


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Opel diesel straight-4 2.2 L Y 22 DTR 123 HP	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.

expand_moreTurbocharger oil return line

expand_moreAt the turbocharger


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.

expand_moreOn the engine block


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreCooling system

expand_moreCoolant drain plug

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


Coolant pump	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCoolant pump


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	8.11 lbf⋅ft8.11 lbf⋅ft11 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCoolant pump pulley


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOpel gasoline V6 3.2 L Z 32 SE 208 HP


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


Opel gasoline V6 2.8 L Z 28 NEL 227 HP	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreRadiator mounting

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


Bottom	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing


1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head screws

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)

Figure 1. Cylinder head, Cylinder head screws, 1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–).


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 1.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	45°45°45°

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)

Figure 2. Cylinder head, Cylinder head screws, 1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–).


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screws. See figure 2.
Second stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	90°90°90°

expand_more1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screws. See figure 2.
Second stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	90°90°90°

expand_more2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)

expand_moreScrews 1 – 10

Figure 3. Cylinder head, Cylinder head screws, 2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–), Screws 1 – 10.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 3.
Second stage	65°65°65°
Third stage	65°65°65°
Fourth stage	65°65°65°
Fifth stage	65°65°65°
Sixth stage	15°15°15°

expand_moreScrews 11


Seventh stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Eighth stage	30°30°30°
Ninth stage	5°5°5°

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)

expand_moreScrews 1-10

Figure 4. Cylinder head, Cylinder head screws, 2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–), Screws 1-10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 4.
Second stage	60°60°60°
Third stage	60°60°60°
Fourth stage	35°35°35°

expand_moreScrews 11, 12, 13, and 14


Fifth stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)

Figure 5. Cylinder head, Cylinder head screws, 2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6).


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws. See figure 5.
Second stage	65°65°65°
Third stage	65°65°65°
Fourth stage	65°65°65°
Fifth stage	65°65°65°
Sixth stage	15°15°15°

expand_more2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)

expand_moreScrews 1-10

Figure 6. Cylinder head, Cylinder head screws, 2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–), Screws 1-10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws See figure 6.
Second stage	90°90°90°
Third stage	60°60°60°
Fourth stage	15°15°15°

expand_moreScrews 11, 12, 13, and 14


Fifth stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)

expand_moreM11


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Second stage	120°120°120°

expand_moreM8

Figure 7. Cylinder head, Cylinder head screws, 2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–), M8.


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws. See figure 7.
Second stage	60°60°60°

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)

expand_moreM11


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Second stage	120°120°120°

expand_moreM8


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws. See figure 7.
Second stage	60°60°60°

expand_more3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)

Figure 8. Cylinder head, Cylinder head screws, 3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–).


First stage	28.76 lbf⋅ft28.76 lbf⋅ft39 N⋅m
Replace screws. See figure 8.

expand_moreScrews 1 – 4


Second stage	130°130°130°
Fifth stage	130°130°130°

expand_moreScrews 5 – 8


Third stage	110°110°110°
Fifth stage	110°110°110°

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)

expand_moreLong screws


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Tighten in several steps.
Second stage	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.
Third stage	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Fourth stage	99.57 lbf⋅ft99.57 lbf⋅ft135 N⋅m

expand_moreShort screws

Figure 9. Cylinder head, Cylinder head screws, 3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–), Short screws.


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Tighten in several steps. See figure 9.
Second stage	90°90°90°
Replace screws.
Third stage	90°90°90°
Fourth stage	99.57 lbf⋅ft99.57 lbf⋅ft135 N⋅m

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)

Figure 10. Cylinder head, Cylinder head screws, 3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–).


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 10.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	15°15°15°

expand_moreValve cover


2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws and nuts.
Second stage	30°30°30°

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	60°60°60°

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws.
Second stage	60°60°60°

expand_more1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws.
Second stage	60°60°60°

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	50°50°50°
Third stage	50°50°50°
Fourth stage	15°15°15°

expand_more2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace and lightly oil the screw.
Second stage	50°50°50°
Third stage	50°50°50°
Fourth stage	10°10°10°

expand_more3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)


First stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.
Second stage	60°60°60°
Third stage	60°60°60°

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


First stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
oil lightly
Second stage	60°60°60°
Third stage	60°60°60°

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreCrankshaft central screws

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Use new screw.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	265.52 lbf⋅ft265.52 lbf⋅ft360 N⋅m
Use new screw. (left-hand thread)
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	250.77 lbf⋅ft250.77 lbf⋅ft340 N⋅m
Left-hand thread
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	250.77 lbf⋅ft250.77 lbf⋅ft340 N⋅m
Left-hand thread

expand_more2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws and nuts.
Second stage	75°75°75°
Third stage	15°15°15°

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	150°150°150°

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	150°150°150°


3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	173.33 lbf⋅ft173.33 lbf⋅ft235 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	173.33 lbf⋅ft173.33 lbf⋅ft235 N⋅m

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


First stage	184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreCrankshaft pulley

expand_moreAll Opel diesel V6 3.0 L Z 30 DT engines


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Second stage	150°150°150°


All Opel gasoline V6 3.2 L Z 32 SE engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreFlywheel

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	118.01 lbf⋅ft118.01 lbf⋅ft160 N⋅m
Clean the thread and use screw-locking compound.
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	118.01 lbf⋅ft118.01 lbf⋅ft160 N⋅m
Replace screws.
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	118.01 lbf⋅ft118.01 lbf⋅ft160 N⋅m
Clean the thread and use screw-locking compound.

expand_more2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Retap thread in holes and use new screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Clean the thread, use new screws and screw-locking compound.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	49.42 lbf⋅ft49.42 lbf⋅ft67 N⋅m
Retap thread in holes and use new screws.
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	49.42 lbf⋅ft49.42 lbf⋅ft67 N⋅m
Retap thread in holes and use new screws.
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	106.95 lbf⋅ft106.95 lbf⋅ft145 N⋅m
Retap thread in holes and use new screws.
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	106.95 lbf⋅ft106.95 lbf⋅ft145 N⋅m
Retap thread in holes and use new screws.

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Retap thread in holes and use new screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreMain bearing

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Second stage	45°45°45°
Third stage	15°15°15°

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws.
Second stage	100°100°100°
helically from the inside out

expand_more1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws.
Second stage	100°100°100°
helically from the inside out

expand_more2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	70°70°70°
Third stage	15°15°15°


3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	Component must not be knocked down.

expand_moreAll other modifications


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws and nuts.
Second stage	60°60°60°
Third stage	15°15°15°

expand_moreVibration damper

expand_moreAll Opel gasoline V6 2.8 L Z 28 NEL engines


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	150°150°150°

expand_moreAll Opel gasoline V6 2.8 L Z 28 NET engines


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	150°150°150°


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreEngine control


Balance shaft timing chain guide rail	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreCamshaft drive belt deflection pulley

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


Inlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Outlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)


Inlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Outlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreCamshaft timing chain guide rail


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Opel gasoline straight-4 2.0 L Z 20 NET 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Opel gasoline V6 2.8 L Z 28 NEL 227 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


Camshaft timing chain tensioner	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreCamshaft timing chain tensioning rail


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Opel gasoline straight-4 2.0 L Z 20 NET 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Opel gasoline V6 2.8 L Z 28 NEL 227 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreCamshaft timing gear

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_more1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)


Locking screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreWith camshaft adjuster


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Second stage	120°120°120°
Third stage	15°15°15°

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)


Inlet camshaft	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Outlet camshaft	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m

expand_more2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws and nuts.
Second stage	60°60°60°
Third stage	30°30°30°

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)


First stage	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Replace screws and nuts.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws and nuts.
Second stage	60°60°60°
Third stage	30°30°30°


2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All other modifications	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m

expand_moreChain tensioner


Opel gasoline straight-4 2.2 L Z 22 YH 153 HP	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Opel gasoline straight-4 2.0 L Z 20 NET 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m

expand_moreOpel diesel straight-4 2.0 L Y 20 DTH 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM


Cap	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreChain tensioner locking screws


2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreControl drive chain guide rail


Opel gasoline V6 2.8 L Z 28 NEL 227 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreControl drive chain tensioner


All Opel diesel straight-4 2.0 L Y 20 DTH engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
All Opel gasoline V6 2.8 L Z 28 NEL engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Opel gasoline V6 2.8 L Z 28 NET engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


Control drive chain tensioning rail	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Control drive timing chain slip rail	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreDrive chain balance shaft tensioner


All Opel gasoline straight-4 2.0 L Z 20 NET engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Opel gasoline V6 2.8 L Z 28 NEL engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Replace sealing rings.
All Opel gasoline V6 2.8 L Z 28 NET engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Replace sealing rings.

expand_moreInlet camshaft wheel


First stage	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Second stage	30°30°30°
Third stage	15°15°15°


Intermediate shaft chain sprocket	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreOutlet camshaft wheel


First stage	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreTiming case cover


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOpel diesel V6 3.0 L Z 30 DT 181 HP


Variant 1	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Screws #1–#11
Variant 2	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Variant 3	71.54 lbf⋅ft71.54 lbf⋅ft97 N⋅m


Opel gasoline V6 2.8 L Z 28 NEL 227 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreToothed belt guard


All Opel diesel V6 3.0 L Y 30 DT engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Opel gasoline straight-4 1.8 L Z 18 XE engines	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
All Opel gasoline straight-4 1.8 L Z 18 XER engines	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All Opel diesel V6 3.0 L Z 30 DT engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Opel gasoline V6 3.2 L Z 32 SE engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreAll other modifications


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreToothed belt guide


3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreToothed belt tensioning roller


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt tightener


1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


Nuts	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOil cooler lines


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreOil drain plug

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


Torx screws	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
With hexagon-head screws	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOil filter


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Slightly oil sealing lips.

expand_moreOil filter housing


1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOn the engine block


M10	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use screw-locking compound.


2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)


At the cylinder head	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
On the engine block	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)


At the cylinder head	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
On the engine block	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


Oil filter cover	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace sealing rings.


3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace sealing rings.
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil lines

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM


At the turbocharger	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOpel diesel V6 3.0 L Z 30 DT 181 HP

expand_moreReturn line


At the turbocharger	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.
On the engine block	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Replace sealing rings.

expand_moreAll other modifications

expand_moreOil feed lines at the turbo charger


Banjo screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.

expand_moreReturn line at the cylinder head


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreReturn line at turbocharger


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.

expand_moreOil pressure sensor


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Opel diesel straight-4 2.2 L Y 22 DTR 123 HP	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Opel gasoline V6 3.2 L Z 32 SE 208 HP	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOil pump


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Opel diesel V6 3.0 L Z 30 DT 181 HP	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOpel gasoline V6 3.2 L Z 32 SE 208 HP


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Use screw-locking compound.

expand_moreM8


First stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Use screw-locking compound.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOil sump

expand_more1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Clean the thread and use screw-locking compound.


1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOn the engine block


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOn the engine block


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more2.0 Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.5–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_more2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_more2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)


Oil sump lower part	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Oil sump top part	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)


Oil sump lower part	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Oil sump top part	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
on the engine block

expand_more3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreEngine management

expand_moreCamshaft sensor


1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCharge air pressure sensor


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCrankshaft sensor


1.8 with gasoline straight-4 1.8 L 138 HP engine (2005.9–)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreExhaust gas temperature sensor

expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTH engines


On catalytic converter	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use assembly paste
On particle filter	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


All Opel diesel V6 3.0 L Z 30 DT engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreGlow plugs


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreKnock sensor


All Opel gasoline straight-4 2.2 L Z 22 YH engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Opel gasoline V6 2.8 L Z 28 NEL engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Opel gasoline V6 2.8 L Z 28 NET engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreLambda sensor


Opel gasoline straight-4 2.2 L Z 22 YH 153 HP	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
Opel gasoline V6 2.8 L Z 28 NEL 227 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other modifications	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use assembly paste

expand_moreEngine mounting

expand_moreEngine bracket


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


M10	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 227 HP engine (2005.9–)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
2.8 V6 Turbo with gasoline V6 2.8 L 247 HP engine (2006.1–)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_more3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)

expand_moreM10


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	90°90°90°


M12	47.2 lbf⋅ft47.2 lbf⋅ft64 N⋅m
Replace screws.

expand_more3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)

expand_moreM10


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	90°90°90°


M12	47.2 lbf⋅ft47.2 lbf⋅ft64 N⋅m
Replace screws.

expand_moreEngine mounting

expand_more1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)


On chassis	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
On engine bracket	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


All other modifications	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws.

expand_moreEngine suspension


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreTorque arm


At the gearbox	59 lbf⋅ft59 lbf⋅ft80 N⋅m
On chassis	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreTorque support bracket


1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreExhaust system

expand_moreCatalytic converter


All Opel diesel V6 3.0 L Y 30 DT engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Opel diesel V6 3.0 L Z 30 DT engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll other modifications


Clamps	47.2 lbf⋅ft47.2 lbf⋅ft64 N⋅m

expand_moreCatalytic converter bracket


All Opel diesel V6 3.0 L Y 30 DT engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Opel diesel V6 3.0 L Z 30 DT engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Diesel particulate filter	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace sealing rings.

expand_moreExhaust manifold


1.8 with gasoline straight-4 1.8 L 121 HP at 6000 RPM, 165 N⋅m at 4600 RPM engine (2003.5–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Use new screws or nuts
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.8–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
1.9 CDTI with diesel straight-4 1.9 L 148 HP engine (2004.4–)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
2.0 DTI with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (2003.5–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Use new screws or nuts
2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.
2.2 DTI with diesel straight-4 2.2 L 123 HP engine (2003.5–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.

expand_more2.2 direct with gasoline straight-4 2.2 L 153 HP engine (2003.5–)


First stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws and nuts.
Second stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m


3.0 V6 CDTI with diesel V6 3.0 L 174 HP at 4000 RPM, 350 N⋅m at 1800 RPM engine (2003.5–)	38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
Replace screws and nuts.
3.0 V6 CDTI with diesel V6 3.0 L 181 HP engine (2005.9–)	38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws and nuts.


Exhaust manifold heat shields	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreExhaust pipe

expand_moreOpel gasoline V6 3.2 L Z 32 SE 208 HP


On primary catalytic converter	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws and nuts.


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreExhaust pipe bracket


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Opel diesel straight-4 2.2 L Y 22 DTR 123 HP	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreExhaust pipe rear


Clamps	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreFuel supply

expand_moreFuel filter housing


2.2 DTI 16V with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2003.5–2008.6)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


All Opel gasoline V6 2.8 L Z 28 NEL engines	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
All Opel gasoline V6 2.8 L Z 28 NET engines	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreStart system

expand_moreStarter


Opel diesel straight-4 2.2 L Y 22 DTR 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Opel diesel V6 3.0 L Z 30 DT 181 HP	47.2 lbf⋅ft47.2 lbf⋅ft64 N⋅m
Opel gasoline V6 2.8 L Z 28 NEL 227 HP	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Opel gasoline V6 2.8 L Z 28 NET 247 HP	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2007 Opel Signum user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Opel warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Opel Signum service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2007 Opel Signum you're not only saving money, but also also improving your technical skills and learning something new.

2007 Opel Signum A2 Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Opel Signum A2 model years

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