2008 Opel Astra GTC H Engine Fastener Tightening Specifications

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Condition Value
expand_moreAir intake system
expand_moreIntake manifold
All Opel diesel straight-4 1.7 L A 17 DTJ engines 17.7 lbf⋅ft
helically from the inside out
All Opel diesel straight-4 1.7 L A 17 DTR engines 17.7 lbf⋅ft
helically from the inside out
All Opel gasoline straight-4 1.2 L Z 12 XEP engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 18.44 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
At the cylinder head 7.38 lbf⋅ft
All Opel gasoline straight-4 1.4 L Z 14 XEP engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 16.23 lbf⋅ft
Use new screws or nuts
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 16.23 lbf⋅ft
Use new screws or nuts
All Opel diesel straight-4 1.9 L Z 19 DTL engines 18.44 lbf⋅ft
All Opel gasoline straight-4 2.0 L Z 20 LEH engines 16.23 lbf⋅ft
Use new screws or nuts
All Opel gasoline straight-4 2.0 L Z 20 LEL engines 16.23 lbf⋅ft
Use new screws or nuts
All Opel gasoline straight-4 2.0 L Z 20 LER engines 16.23 lbf⋅ft
Use new screws or nuts
All other modifications 14.75 lbf⋅ft
Use new screws or nuts
expand_moreAuxiliary assemblies
expand_moreAuxiliary drive belt deflection pulley
All Opel diesel straight-4 1.7 L A 17 DTJ engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 28.03 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 28.03 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreAuxiliary drive belt tensioner
All Opel diesel straight-4 1.7 L A 17 DTJ engines 66.38 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 66.38 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
M10 40.57 lbf⋅ft
M8 14.75 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 25.81 lbf⋅ft
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
With air-conditioning 18.44 lbf⋅ft
Without air-conditioning system 25.81 lbf⋅ft
All other modifications 36.88 lbf⋅ft
Replace screws.
expand_moreAir-conditioning compressor
All Opel diesel straight-4 1.2 L Z 13 DTH engines 16.23 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreAir-conditioning compressor bracket
All Opel diesel straight-4 1.2 L Z 13 DTH engines 14.75 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 25.81 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 36.88 lbf⋅ft
All other modifications 31.72 lbf⋅ft
Air-conditioning compressor pressure line 14.75 lbf⋅ft
expand_moreAlternator
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
M10 33.93 lbf⋅ft
M8 14.01 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 16.23 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 51.63 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 51.63 lbf⋅ft
All other modifications 25.81 lbf⋅ft
expand_moreGenerator bracket
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
M10 35.4 lbf⋅ft
M14 50.15 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 16.23 lbf⋅ft
expand_moreVacuum pump
All Opel diesel straight-4 1.7 L A 17 DTJ engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 17.7 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
First stage 3.69 lbf⋅ft
Second stage 14.75 lbf⋅ft
expand_moreCarburetion
Exhaust gas return cooler 17.7 lbf⋅ft
expand_moreExhaust recirculation pipe
All Opel diesel straight-4 1.7 L Z 17 DTH engines 21.39 lbf⋅ft
Replace sealing rings.
All Opel diesel straight-4 1.7 L Z 17 DTL engines 21.39 lbf⋅ft
Replace sealing rings.
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
Screws 18.44 lbf⋅ft
Replace sealing rings.
All Opel diesel straight-4 1.9 L Z 19 DTL engines 18.44 lbf⋅ft
Replace sealing rings.
Fuel-distributing pipe 5.9 lbf⋅ft
expand_moreHigh-pressure pump pulley
All Opel diesel straight-4 1.9 L Z 19 DT engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 36.88 lbf⋅ft
All other modifications 50.89 lbf⋅ft
expand_moreInjection hoses
All Opel diesel straight-4 1.7 L A 17 DTJ engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 16.96 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 16.96 lbf⋅ft
expand_moreInjection nozzle (injector)
All Opel diesel straight-4 1.2 L Z 13 DTH engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 23.6 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTJ engines
First stage hand-screwed
Second stage 360°
All Opel diesel straight-4 1.9 L Z 19 DTL engines 23.6 lbf⋅ft
expand_moreAll other modifications
First stage 29.5 lbf⋅ft
Second stage slacken
Third stage 23.6 lbf⋅ft
expand_moreInjection pump
All Opel diesel straight-4 1.7 L A 17 DTJ engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 14.75 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
M7 11.06 lbf⋅ft
expand_moreCharging
expand_moreTurbo charger
All Opel diesel straight-4 1.2 L Z 13 DTH engines 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
On exhaust manifold 19.91 lbf⋅ft
Replace seals and nuts.
expand_moreAll other modifications
First stage 17.7 lbf⋅ft
Replace nuts.
Second stage 35.4 lbf⋅ft
expand_moreTurbocharger oil feed line
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
At the turbocharger 15.49 lbf⋅ft
Replace sealing rings.
On the engine block 20.65 lbf⋅ft
Replace sealing rings.
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
expand_moreAt the turbocharger
Banjo screws 8.85 lbf⋅ft
Replace sealing rings.
Support 8.85 lbf⋅ft
expand_moreOn the engine block
Support 25.81 lbf⋅ft
Union nuts 14.75 lbf⋅ft
All other modifications 11.06 lbf⋅ft
Replace sealing rings.
expand_moreTurbocharger oil return line
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
At the turbocharger 5.9 lbf⋅ft
Replace sealing rings.
On the engine block 22.13 lbf⋅ft
Replace sealing rings.
expand_moreAll other modifications
At the turbocharger 6.64 lbf⋅ft
Replace sealing rings.
On the engine block 18.44 lbf⋅ft
Replace sealing rings.
expand_moreCooling system
expand_moreCoolant pump
All Opel diesel straight-4 1.7 L A 17 DTJ engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 17.7 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 18.44 lbf⋅ft
All other modifications 5.9 lbf⋅ft
expand_moreCoolant pump pulley
All Opel diesel straight-4 1.7 L A 17 DTJ engines 11.8 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 11.8 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 8.85 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 8.85 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreRadiator mounting
1.9 CDTI with diesel straight-4 1.9 L 118 HP engine (2005.9–) 11.06 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
Figure 1. Cylinder head, Camshaft bearing, Opel diesel straight-4 1.7 L A 17 DTJ.
Figure 1. Cylinder head, Camshaft bearing, Opel diesel straight-4 1.7 L A 17 DTJ.
Nuts 16.23 lbf⋅ft
Tighten in several steps. See figure 1.
Screws 19.91 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
M6 16.23 lbf⋅ft
M8 19.91 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 18.44 lbf⋅ft
All other modifications 5.9 lbf⋅ft
helically from the inside out
expand_moreCylinder head screws
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 90°
Third stage 90°
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTR engines
First stage 36.88 lbf⋅ft
Use new screws.
Second stage 90°
Third stage 90°
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
Figure 2. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.2 L Z 12 XEP.
Figure 2. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.2 L Z 12 XEP.
First stage 18.44 lbf⋅ft
Replace screws. See figure 2.
Second stage 60°
Third stage 60°
Fourth stage 60°
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
Figure 3. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.2 L Z 13 DTH.
Figure 3. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.2 L Z 13 DTH.
First stage 29.5 lbf⋅ft
Use new screws. See figure 3.
Second stage 90°
Third stage 90°
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
Figure 4. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.4 L Z 14 XEL.
Figure 4. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.4 L Z 14 XEL.
First stage 18.44 lbf⋅ft
Replace screws. See figure 4.
Second stage 60°
Third stage 60°
Fourth stage 60°
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEP engines
Figure 5. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.4 L Z 14 XEP.
Figure 5. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.4 L Z 14 XEP.
First stage 18.44 lbf⋅ft
Use new screws. See figure 5.
Second stage 60°
Third stage 60°
Fourth stage 60°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
Figure 6. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.6 L Z 16 LET.
Figure 6. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.6 L Z 16 LET.
First stage 18.44 lbf⋅ft
See figure 6.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 45°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
Figure 7. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.6 L Z 16 XER.
Figure 7. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.6 L Z 16 XER.
First stage 18.44 lbf⋅ft
Replace screws. See figure 7.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 45°
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
Figure 8. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.7 L Z 17 DTL.
Figure 8. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.7 L Z 17 DTL.
First stage 28.76 lbf⋅ft
Use new screws See figure 8.
Second stage 60°
Third stage 60°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
Figure 9. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.8 L Z 18 XE.
Figure 9. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.8 L Z 18 XE.
First stage 18.44 lbf⋅ft
Replace screws. See figure 9.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 45°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
First stage 18.44 lbf⋅ft
Replace screws. See figure 9.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 45°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
First stage 18.44 lbf⋅ft
Replace screws. See figure 9.
Second stage 47.94 lbf⋅ft
Third stage 90°
Fourth stage 90°
Fifth stage 90°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTH engines
First stage 14.75 lbf⋅ft
Use new screws. See figure 9.
Second stage 47.94 lbf⋅ft
Third stage 90°
Fourth stage 90°
Fifth stage 90°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTJ engines
First stage 14.75 lbf⋅ft
Replace screws. See figure 9.
Second stage 47.94 lbf⋅ft
Third stage 90°
Fourth stage 90°
Fifth stage 90°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
First stage 18.44 lbf⋅ft
Replace screws. See figure 9.
Second stage 47.94 lbf⋅ft
Third stage 90°
Fourth stage 90°
Fifth stage 90°
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
Figure 10. Cylinder head, Cylinder head screws, Opel gasoline straight-4 2.0 L Z 20 LEL.
Figure 10. Cylinder head, Cylinder head screws, Opel gasoline straight-4 2.0 L Z 20 LEL.
First stage 18.44 lbf⋅ft
Use new screws See figure 10.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 15°
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LER engines
First stage 18.44 lbf⋅ft
Use new screws. See figure 10.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 15°
expand_moreAll other modifications
First stage 18.44 lbf⋅ft
Use new screws. See figure 10.
Second stage 90°
Third stage 90°
Fourth stage 90°
Fifth stage 45°
expand_moreValve cover
All Opel diesel straight-4 1.7 L A 17 DTJ engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 7.38 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
Figure 11. Cylinder head, Valve cover, Opel diesel straight-4 1.2 L Z 13 DTH.
Figure 11. Cylinder head, Valve cover, Opel diesel straight-4 1.2 L Z 13 DTH.
M7 13.28 lbf⋅ft
See figure 11.
M8 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 7.38 lbf⋅ft
All other modifications 5.9 lbf⋅ft
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 100°
Third stage 25°
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
First stage 9.59 lbf⋅ft
Use new screws.
Second stage 60°
Third stage 15°
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
First stage 14.75 lbf⋅ft
Use new screws.
Second stage 40°
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
First stage 9.59 lbf⋅ft
Replace screws.
Second stage 60°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
expand_moreM8
First stage 18.44 lbf⋅ft
Use new screws.
Second stage 30°
Third stage 15°
expand_moreM9
First stage 25.81 lbf⋅ft
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XEP engines
First stage 25.81 lbf⋅ft
Use new screws.
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
First stage 25.81 lbf⋅ft
Second stage 45°
Third stage 15°
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 100°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 30°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
First stage 18.44 lbf⋅ft
Use new screws.
Second stage 60°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTJ engines
First stage 18.44 lbf⋅ft
Replace screws.
Second stage 60°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
First stage 18.44 lbf⋅ft
Second stage 60°
expand_moreAll other modifications
First stage 25.81 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
expand_moreCrankshaft central screws
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
First stage 110.63 lbf⋅ft
Use new screw.
Second stage 45°
Third stage 15°
All Opel diesel straight-4 1.2 L Z 13 DTH engines 169.64 lbf⋅ft
Left-hand thread
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
First stage 110.63 lbf⋅ft
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
First stage 70.07 lbf⋅ft
Replace screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XEP engines
First stage 70.07 lbf⋅ft
Use new screw.
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
First stage 70.07 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
First stage 66.38 lbf⋅ft
Use new screw.
Second stage 30°
Third stage 15°
All Opel diesel straight-4 1.9 L Z 19 DT engines 250.77 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 250.77 lbf⋅ft
Left-hand thread
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 250.77 lbf⋅ft
Use new screw. (left-hand thread)
All Opel diesel straight-4 1.9 L Z 19 DTL engines 250.77 lbf⋅ft
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
First stage 95.88 lbf⋅ft
Use new screw.
Second stage 40–50°
All other modifications 144.56 lbf⋅ft
expand_moreCrankshaft pulley
All Opel gasoline straight-4 1.2 L Z 12 XEP engines 5.9 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 18.44 lbf⋅ft
All Opel gasoline straight-4 1.4 L Z 14 XEL engines 5.9 lbf⋅ft
All Opel gasoline straight-4 1.4 L Z 14 XEP engines 5.9 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 18.44 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreFlywheel
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
First stage 62.69 lbf⋅ft
Retap thread in holes and use new screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
First stage 25.81 lbf⋅ft
Replace screws. Use screw-locking compound.
Second stage 30°
Third stage 15°
All Opel diesel straight-4 1.2 L Z 13 DTH engines 32.45 lbf⋅ft
Retap thread in holes and use new screws.
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
First stage 25.81 lbf⋅ft
Clean the thread, use new screws and screw-locking compound.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
First stage 25.81 lbf⋅ft
Replace screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XEP engines
First stage 25.81 lbf⋅ft
Clean thread and use new screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
First stage 25.81 lbf⋅ft
Clean thread and use new screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTH engines
First stage 62.69 lbf⋅ft
Clean the thread, use new screws and screw-locking compound.
Second stage 30°
Third stage 15°
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
First stage 21.39 lbf⋅ft
Clean the thread, use new screws and screw-locking compound.
Second stage 60°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
First stage 25.81 lbf⋅ft
Replace screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
First stage 25.81 lbf⋅ft
Replace screws.
Second stage 30°
Third stage 15°
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
First stage 47.94 lbf⋅ft
Replace screws. Use screw-locking compound.
Second stage 30°
Third stage 15°
All other modifications 118.01 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreMain bearing
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
First stage 28.76 lbf⋅ft
helically from the inside out
Second stage 60°
Use new screws.
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
expand_moreM6
First stage 7.38 lbf⋅ft
Second stage 60°
expand_moreM8
First stage 18.44 lbf⋅ft
Second stage 60°
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
expand_moreInside (M10)
Figure 12. Engine block, Main bearing, Opel diesel straight-4 1.2 L Z 13 DTH, Inside (M10).
Figure 12. Engine block, Main bearing, Opel diesel straight-4 1.2 L Z 13 DTH, Inside (M10).
First stage 14.75 lbf⋅ft
Use new screws. See figure 12.
Second stage 90°
expand_moreOutside
M8 22.13 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 64.91 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 64.91 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
First stage 18.44 lbf⋅ft
Use new screws.
Second stage 100°
helically from the inside out
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTJ engines
First stage 18.44 lbf⋅ft
Replace screws.
Second stage 100°
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
First stage 18.44 lbf⋅ft
Second stage 100°
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Use new screws.
Second stage 45°
Third stage 15°
expand_moreVibration damper
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
expand_moreCentral screws
First stage 70.07 lbf⋅ft
Replace screws.
Second stage 30°
Third stage 15°
All other modifications 18.44 lbf⋅ft
expand_moreEngine control
expand_moreCamshaft drive belt deflection pulley
All Opel diesel straight-4 1.7 L A 17 DTJ engines 59 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 59 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 LET engines 18.44 lbf⋅ft
Replace screws.
All Opel gasoline straight-4 1.6 L Z 16 XE1 engines 18.44 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 XEP engines 18.44 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
First stage 14.75 lbf⋅ft
Replace screws.
Second stage 120°
Third stage 15°
All Opel diesel straight-4 1.7 L Z 17 DTH engines 59 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 59 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
Exhaust side 18.44 lbf⋅ft
Intake-side 18.44 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 18.44 lbf⋅ft
Replace screws.
All Opel diesel straight-4 1.9 L Z 19 DT engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 36.88 lbf⋅ft
Camshaft timing chain guide rail 5.9 lbf⋅ft
Camshaft timing chain slip rail 5.9 lbf⋅ft
expand_moreCamshaft timing chain tensioner
1.4 with gasoline straight-4 1.4 L 74 HP engine (2005.3–) 5.9 lbf⋅ft
Camshaft timing chain tensioning rail 14.75 lbf⋅ft
expand_moreCamshaft timing gear
All Opel diesel straight-4 1.7 L A 17 DTJ engines 81.87 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 81.87 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 60°
All Opel diesel straight-4 1.2 L Z 13 DTH engines 110.63 lbf⋅ft
Drive wheel toothed belt
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEP engines
First stage 36.88 lbf⋅ft
Use new screw.
Second stage 60°
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTH engines
Part number 97320335 47.2 lbf⋅ft
Part number 98021306 81.87 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 47.2 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
Locking screws 22.13 lbf⋅ft
expand_moreWith camshaft adjuster
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 150°
Third stage 15°
All Opel diesel straight-4 1.9 L Z 19 DT engines 88.51 lbf⋅ft
Replace screws.
All Opel diesel straight-4 1.9 L Z 19 DTH engines 88.51 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 88.51 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 88.51 lbf⋅ft
Replace screws.
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 60°
Third stage 15°
expand_moreChain tensioner
All Opel gasoline straight-4 1.2 L Z 12 XEP engines 5.9 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEP engines
Cap 36.88 lbf⋅ft
Chain tensioner 5.9 lbf⋅ft
expand_moreControl drive chain guide rail
1.3 CDTI with diesel straight-4 1.2 L 89 HP engine (2005.4–) 6.64 lbf⋅ft
expand_moreControl drive chain tensioning rail
1.3 CDTI with diesel straight-4 1.2 L 89 HP engine (2005.4–) 6.64 lbf⋅ft
expand_moreInlet camshaft wheel
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
First stage 36.88 lbf⋅ft
Second stage 60°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
Cap 22.13 lbf⋅ft
Replace sealing rings.
expand_moreCentral screws
First stage 36.88 lbf⋅ft
Use new screw.
Second stage 150°
Third stage 15°
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 60°
Third stage 15°
expand_moreOutlet camshaft wheel
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
Cap 22.13 lbf⋅ft
Replace sealing rings.
expand_moreCentral screws
First stage 36.88 lbf⋅ft
Use new screw.
Second stage 150°
Third stage 15°
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 60°
Third stage 15°
expand_moreTiming case cover
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
M10 25.81 lbf⋅ft
M6 5.9 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
expand_moreToothed belt guard
All Opel diesel straight-4 1.7 L A 17 DTJ engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 LET engines 4.43 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 XER engines 4.43 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 2.95 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 4.43 lbf⋅ft
expand_moreAll other modifications
M6 6.64 lbf⋅ft
M8 18.44 lbf⋅ft
expand_moreToothed belt guard at the bottom
All Opel diesel straight-4 1.7 L Z 17 DTL engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 2.95 lbf⋅ft
All other modifications 4.43 lbf⋅ft
expand_moreToothed belt guard at the top
All Opel diesel straight-4 1.7 L Z 17 DTL engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 2.95 lbf⋅ft
All other modifications 4.43 lbf⋅ft
expand_moreToothed belt tensioning roller
All Opel diesel straight-4 1.7 L A 17 DTJ engines 36.14 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 36.14 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
First stage 14.75 lbf⋅ft
Replace screws.
Second stage 120°
Third stage 15°
All Opel diesel straight-4 1.7 L Z 17 DTH engines 28.03 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 28.03 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 18.44 lbf⋅ft
All other modifications 14.75 lbf⋅ft
Replace screws.
expand_moreToothed belt tightener
All Opel gasoline straight-4 1.6 L Z 16 LET engines 14.75 lbf⋅ft
Replace screws and nuts.
All Opel diesel straight-4 1.7 L Z 17 DTL engines 28.03 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 14.75 lbf⋅ft
expand_moreEngine lubrication
expand_moreOil drain plug
All Opel diesel straight-4 1.7 L A 17 DTJ engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 14.75 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
Engine oil 14.75 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 LET engines 10.33 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XEP engines
Aluminium oil sump (Torx screws) 10.33 lbf⋅ft
Aluminium oil sump (hexagon-head screws) 33.19 lbf⋅ft
Sheet-steel sump 40.57 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 XER engines 10.33 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
Aluminium screws for engines with number from 1493405 14.75 lbf⋅ft
Up to engine number 1493404, steel screws 57.53 lbf⋅ft
Replace sealing rings.
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
Torx screws 10.33 lbf⋅ft
With hexagon-head screws 33.19 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 10.33 lbf⋅ft
Replace sealing rings.
All Opel diesel straight-4 1.9 L Z 19 DT engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 14.75 lbf⋅ft
All other modifications 7.38 lbf⋅ft
Replace sealing rings.
expand_moreOil filter housing
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
Oil filter cover 18.44 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
On the engine block 14.75 lbf⋅ft
Otherwise 18.44 lbf⋅ft
Replace sealing rings.
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
Oil filter cover 18.44 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
Oil filter cover 18.44 lbf⋅ft
Replace sealing rings.
On the engine block 14.75 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
On the engine block 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 18.44 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
On the engine block 36.88 lbf⋅ft
Otherwise 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
On the engine block 36.88 lbf⋅ft
Otherwise 18.44 lbf⋅ft
All other modifications 11.06 lbf⋅ft
expand_moreOil lines
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
expand_moreOil feed lines
expand_moreTurbo charger
At the bracket 25.81 lbf⋅ft
Union nuts 14.75 lbf⋅ft
Replace sealing rings.
expand_moreReturn line
Turbo charger 5.9 lbf⋅ft
Replace sealing rings.
Banjo screws 22.13 lbf⋅ft
Replace sealing rings.
expand_moreAll other modifications
expand_moreOil feed lines at the turbo charger
Banjo screws 11.06 lbf⋅ft
Replace sealing rings.
expand_moreReturn line at the cylinder head
M8 18.44 lbf⋅ft
Replace sealing rings.
expand_moreReturn line at turbocharger
M6 6.64 lbf⋅ft
Replace sealing rings.
expand_moreOil pump
All Opel diesel straight-4 1.7 L A 17 DTJ engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 LET engines 14.75 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XER engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 6.64 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 6.64 lbf⋅ft
All other modifications 5.9 lbf⋅ft
expand_moreOil sump
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEP engines
At the gearbox 29.5 lbf⋅ft
On the engine block 7.38 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
At the gearbox 29.5 lbf⋅ft
On the engine block 7.38 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
At the gearbox 29.5 lbf⋅ft
Oil sump lower part 7.38 lbf⋅ft
Oil sump top part 7.38 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
At the gearbox 29.5 lbf⋅ft
On the engine block 7.38 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DT engines
M10 18.44 lbf⋅ft
M6 6.64 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTJ engines
At the gearbox 29.5 lbf⋅ft
expand_moreOn the engine block
M6 6.64 lbf⋅ft
M8 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
M10 18.44 lbf⋅ft
M6 6.64 lbf⋅ft
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
At the gearbox 29.5 lbf⋅ft
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Oil sump top part 14.75 lbf⋅ft
expand_moreAll other modifications
At the gearbox 29.5 lbf⋅ft
Otherwise 7.38 lbf⋅ft
expand_moreEngine management
expand_moreCamshaft sensor
All Opel diesel straight-4 1.7 L A 17 DTJ engines 7.38 lbf⋅ft
Replace sealing rings.
All Opel diesel straight-4 1.7 L A 17 DTR engines 7.38 lbf⋅ft
Replace sealing rings.
All Opel diesel straight-4 1.2 L Z 13 DTH engines 5.16 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 7.38 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 5.9 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 6.64 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 6.64 lbf⋅ft
All other modifications 4.43 lbf⋅ft
expand_moreCharge air pressure sensor
All Opel diesel straight-4 1.7 L A 17 DTJ engines 3.69 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 3.69 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
expand_moreCrankshaft sensor
All Opel diesel straight-4 1.7 L A 17 DTJ engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.2 L Z 13 DTH engines 6.64 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
At the bracket 3.32 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 6.64 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 6.64 lbf⋅ft
All other modifications 5.9 lbf⋅ft
expand_moreGlow plugs
All Opel diesel straight-4 1.7 L A 17 DTJ engines 10.33 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 10.33 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTH engines 13.28 lbf⋅ft
All Opel diesel straight-4 1.7 L Z 17 DTL engines 13.28 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 5.9 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 5.9 lbf⋅ft
All other modifications 7.38 lbf⋅ft
Knock sensor 14.75 lbf⋅ft
expand_moreLambda sensor
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XEP engines
Lambda sensor downstream of catalytic converter 29.5 lbf⋅ft
Lambda sensors in front of catalytic converter 22.13 lbf⋅ft
All other modifications 29.5 lbf⋅ft
Use assembly paste
expand_moreEngine mounting
expand_moreEngine bracket
All Opel diesel straight-4 1.7 L A 17 DTJ engines 44.25 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 44.25 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 XER engines 36.88 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTH engines
On the engine block 36.88 lbf⋅ft
Replace screws.
All Opel diesel straight-4 1.7 L Z 17 DTL engines 29.5 lbf⋅ft
expand_moreAll other modifications
M10 36.88 lbf⋅ft
M8 18.44 lbf⋅ft
expand_moreEngine mounting
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
expand_moreOn chassis
Left 14.75 lbf⋅ft
Right 25.81 lbf⋅ft
Left and right on the engine bracket 40.57 lbf⋅ft
Rear and front on the front axle 40.57 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.2 L Z 12 XEP engines
On chassis 25.81 lbf⋅ft
expand_moreRight
At the bracket 40.57 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.4 L Z 14 XEL engines
expand_moreOn chassis
Left 14.75 lbf⋅ft
Right 25.81 lbf⋅ft
expand_moreOn engine bracket
Right 40.57 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 LET engines
expand_moreOn chassis
Left 14.75 lbf⋅ft
Right 25.81 lbf⋅ft
expand_moreOn engine bracket
Right 40.57 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
On chassis 40.57 lbf⋅ft
On engine bracket 40.57 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTH engines
On engine bracket 40.57 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
On chassis 25.81 lbf⋅ft
Replace screws.
On the engine block 40.57 lbf⋅ft
Replace screws.
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XE engines
On chassis 25.81 lbf⋅ft
Replace screws.
On engine bracket 40.57 lbf⋅ft
Replace screws.
expand_moreAll Opel gasoline straight-4 1.8 L Z 18 XER engines
expand_moreOn chassis
Left 14.75 lbf⋅ft
Right 25.81 lbf⋅ft
expand_moreOn engine bracket
Right 40.57 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 25.81 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTH engines 25.81 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 25.81 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DTL engines 25.81 lbf⋅ft
Engine suspension 40.57 lbf⋅ft
expand_moreSubframe
First stage 66.38 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
expand_moreSubframe stiffening plate
First stage 66.38 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
expand_moreTorque arm
expand_moreAt the subframe
Bottom 40.57 lbf⋅ft
Replace nuts.
expand_moreAt the gearbox
Bottom 40.57 lbf⋅ft
expand_moreExhaust system
expand_moreCatalytic converter
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
At the turbocharger 33.19 lbf⋅ft
All Opel gasoline straight-4 1.2 L Z 12 XEP engines 25.81 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
At the turbocharger 18.44 lbf⋅ft
All Opel gasoline straight-4 1.4 L Z 14 XEL engines 25.81 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.9 L Z 19 DTL engines
Clamps 47.2 lbf⋅ft
Nuts 18.44 lbf⋅ft
Screws 18.44 lbf⋅ft
expand_moreAll other modifications
Clamps 47.2 lbf⋅ft
Catalytic converter bracket 18.44 lbf⋅ft
expand_moreExhaust manifold
All Opel gasoline straight-4 1.2 L Z 12 XEP engines 11.06 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
First stage 11.06 lbf⋅ft
Replace screws and nuts.
Second stage 30°
All Opel gasoline straight-4 1.4 L Z 14 XEL engines 11.06 lbf⋅ft
Tighten in several steps.
All Opel gasoline straight-4 1.4 L Z 14 XEP engines 11.06 lbf⋅ft
All Opel gasoline straight-4 1.6 L Z 16 LET engines 5.9 lbf⋅ft
Tighten in several steps.
All Opel gasoline straight-4 1.6 L Z 16 XE1 engines 16.23 lbf⋅ft
Replace screws and nuts.
All Opel gasoline straight-4 1.6 L Z 16 XEP engines 16.23 lbf⋅ft
Replace screws and nuts.
expand_moreAll Opel gasoline straight-4 1.6 L Z 16 XER engines
Nuts 14.75 lbf⋅ft
All Opel gasoline straight-4 1.8 L Z 18 XE engines 8.85 lbf⋅ft
Replace screws and nuts.
All Opel gasoline straight-4 1.8 L Z 18 XER engines 14.75 lbf⋅ft
All Opel diesel straight-4 1.9 L Z 19 DT engines 18.44 lbf⋅ft
Replace nuts.
All Opel diesel straight-4 1.9 L Z 19 DTH engines 18.44 lbf⋅ft
Replace nuts.
All Opel diesel straight-4 1.9 L Z 19 DTJ engines 18.44 lbf⋅ft
Replace nuts.
All Opel diesel straight-4 1.9 L Z 19 DTL engines 18.44 lbf⋅ft
All Opel gasoline straight-4 2.0 L Z 20 LEH engines 16.23 lbf⋅ft
Replace screws and nuts.
expand_moreAll Opel gasoline straight-4 2.0 L Z 20 LEL engines
First stage 5.9 lbf⋅ft
Note correct order of tensioning.
Second stage Wait 5 minutes.
Replace the nuts and use fitting paste
Third stage 5.9 lbf⋅ft
All other modifications 50.89 lbf⋅ft
expand_moreExhaust pipe
All Opel gasoline straight-4 1.4 L Z 14 XEL engines 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTL engines
On primary catalytic converter 14.75 lbf⋅ft
expand_moreAll other modifications
Front 14.75 lbf⋅ft
expand_moreFuel supply
expand_moreFuel lines
All Opel diesel straight-4 1.7 L A 17 DTJ engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L A 17 DTR engines 18.44 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.2 L Z 13 DTH engines
M12 17.7 lbf⋅ft
M14 20.65 lbf⋅ft
All other modifications 11.06 lbf⋅ft
expand_moreIgnition system
Spark plugs 18.44 lbf⋅ft
expand_moreStart system
expand_moreStarter
expand_moreAll Opel diesel straight-4 1.7 L A 17 DTJ engines
At the gearbox 44.25 lbf⋅ft
On the engine block 28.03 lbf⋅ft
All other modifications 18.44 lbf⋅ft

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2008 Opel Astra GTC 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.

Table of Contents

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 Astra GTC 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 2008 Opel Astra GTC you're not only saving money, but also also improving your technical skills and learning something new.

Opel Astra GTC H model years

Units:
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