GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) engine DIY maintenance and service manual

General Information

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) is an 4800 cc (4.22 UK qt.) internal combustion reciprocating V8 engine. It has bore/stroke ratio of 3.78 in × 3.268 in (9.6 cm × 8.301 cm), and uses 9.50:1 compression. This engine was rated 285 hp (212.52 kW) at 5200 rpm and 295 lbf⋅ft (399.97 N⋅m) of torque at 4000 rpm. It was used in Chevrolet and GMC cars.

Engine Performance Rating

SAE J1349 (SAE Net)

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	285 hp (212.52 kW) at 5200 RPM
Torque Rating	399.97 N⋅m295 lbf⋅ft295 lbf⋅ft at 4000 RPM

Specifications

General

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	V8
Engine Displacement	292.91 in³292.91 in³4800 cc
Bore	9.6 cm3.78 in3.78 in
Stroke	8.301 cm3.268 in3.268 in
Compression Ratio	9.50:1
Firing Order	1-8-7-2-6-5-4-3

Photos

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Block, crankshaft and pistons

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) engine block, crankshaft and pistons specifications.
Parameter	Value
Block Material	Cast alloy iron
Crankshaft Material	Cast nodular iron
Piston Material	Cast alloy aluminum; flat or recessed top and barrel shaped skirt
Piston Pin Material	Chromium steel
Connecting Rod Material	Powdered metal

Spark Plugs and Wires

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) spark plugs and wires specifications.
Parameter	Value
Spark Plugs	25171803, 12567759
Spark Plug Gap	1.02 mm0.04 in0.04 in
Wires Resistance (nominal)	1000 ohms per foot

Engine head and valvetrain

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) engine head and valvetrain specifications.
Parameter	Value
Head Material	Cast aluminum alloy
Valvetrain Type	OHV
Valves per Cylinder	2
Camshaft Material	Billet steel one piece

Air Intake

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) air intake specifications.
Parameter	Value
Air Intake Method	Naturally Aspirated

Fuel Injection

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) fuel injection specifications.
Parameter	Value
Injection Type	Single Point

Oil Pump

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) oil pump specifications.
Parameter	Value
Oil Pump	Gerotor type
Oil Pump Pressure	1.63 atm.24 Psi24 Psi at 4000 RPM

Water Pump

GMC gasoline V8 LS based GM small-block Generation III 293 CID (4.8 L) Vortec 4800 LR4 (2005-2007) water pump specifications.
Parameter	Value
Water Pump	Centrifugal vane impeller type pump

Engine Specifications

Condition	Value

expand_moreEngine mechanical general specifications

expand_moreBlock


Camshaft bearing bore 1 and 5 ⌀	2.35–2.35 in2.35–2.35 in59.62–59.67 mm
Camshaft bearing bore 2 and 4 ⌀	2.33–2.33 in2.33–2.33 in59.12–59.17 mm
Camshaft bearing bore 3 ⌀	2.31–2.31 in2.31–2.31 in58.62–58.67 mm
Crankshaft main bearing bore diameter	2.751–2.752 in2.751–2.752 in69.871–69.889 mm
Crankshaft main bearing bore out-of-round	0.00024 in0.00024 in0.006 mm
Cylinder bore diameter	3.78–3.78 in3.78–3.78 in96–96.02 mm

expand_moreCylinder head deck height


Measuring from the centerline of crankshaft to the deck face	9.24–9.24 in9.24–9.24 in234.57–234.82 mm

expand_moreCylinder head deck surface flatness


Measured within a 152.4 mm (6.0 in) area	0.0043 in0.0043 in0.11 mm
Measuring the overall length of the block deck	0.0087 in0.0087 in0.22 mm


Valve lifter bore diameter	0.843–0.844 in0.843–0.844 in21.417–21.443 mm

expand_moreCamshaft


Camshaft end play	0.00098–0.012 in0.00098–0.012 in0.025–0.305 mm
Camshaft journal ⌀	2.16–2.17 in2.16–2.17 in54.99–55.04 mm
Camshaft journal out-of-round	0.00098 in0.00098 in0.025 mm

expand_moreCamshaft lobe lift


Exhaust	0.27 in0.27 in6.96 mm
Intake	0.27 in0.27 in6.82 mm

expand_moreCamshaft runout


Measured at the intermediate journals	0.002 in0.002 in0.05 mm

expand_moreConnecting rod

expand_moreConnecting rod bearing clearance


Production	0.00091–0.0026 in0.00091–0.0026 in0.023–0.065 mm
Service	0.00091–0.003 in0.00091–0.003 in0.023–0.076 mm

expand_moreConnecting rod bore diameter


Bearing end	2.225–2.225 in2.225–2.225 in56.505–56.525 mm

expand_moreConnecting rod bore out-of-round

expand_moreBearing end


Production	0.00016–0.00031 in0.00016–0.00031 in0.004–0.008 mm
Service	0.00016–0.00031 in0.00016–0.00031 in0.004–0.008 mm


Connecting rod side clearance	0.0043–0.02 in0.0043–0.02 in0.11–0.51 mm

expand_moreCrankshaft

expand_moreConnecting rod journal diameter


Production	2.099–2.1 in2.099–2.1 in53.318–53.338 mm
Service	2.099 in2.099 in53.308 mm

expand_moreConnecting rod journal out-of-round


Production	0.0002 in0.0002 in0.005 mm
Service	0.00039 in0.00039 in0.01 mm

expand_moreConnecting rod journal taper

expand_moreMaximum for 1/2 of journal length


Production	0.0002 in0.0002 in0.005 mm
Service	0.00079 in0.00079 in0.02 mm


Crankshaft end play	0.0016–0.0079 in0.0016–0.0079 in0.04–0.2 mm

expand_moreCrankshaft main bearing clearance


Production	0.00079–0.002 in0.00079–0.002 in0.02–0.052 mm
Service	0.00079–0.0026 in0.00079–0.0026 in0.02–0.065 mm

expand_moreCrankshaft main journal diameter


Production	2.559–2.559 in2.559–2.559 in64.992–65.008 mm
Service	2.559 in2.559 in64.992 mm

expand_moreCrankshaft main journal out-of-round


Production	0.00012 in0.00012 in0.003 mm
Service	0.00031 in0.00031 in0.008 mm

expand_moreCrankshaft main journal taper


Production	0.00039 in0.00039 in0.01 mm
Service	0.00079 in0.00079 in0.02 mm


Crankshaft rear flange runout	0.002 in0.002 in0.05 mm

expand_moreCrankshaft reluctor ring runout


Measured 1.0 mm (0.04 in) below tooth diameter	0.028 in0.028 in0.7 mm

expand_moreCrankshaft thrust surface


Production	1.03–1.03 in1.03–1.03 in26.14–26.22 mm
Service	1.03 in1.03 in26.22 mm


Crankshaft thrust surface runout	0.00098 in0.00098 in0.025 mm

expand_moreCylinder head

expand_moreCylinder head thickness


Measured from the cylinder head deck to the valve rocker arm cover seal surface	4.73 in4.73 in120.2 mm

expand_moreSurface flatness

expand_moreBlock deck


Measured within a 152.4 mm (6.0 in) area	0.0031 in0.0031 in0.08 mm
Measuring the overall length of the cylinder head	0.0039 in0.0039 in0.1 mm


Exhaust manifold deck	127 μm0.005 in0.005 in
Intake manifold deck	0.0031 in0.0031 in0.08 mm

expand_moreValve guide installed height


Measured from the spring seat surface to the top of the guide	0.68 in0.68 in17.32 mm

expand_moreIntake manifold

expand_moreSurface flatness


Measured at gasket sealing surfaces and measured within a 200 mm (7.87 in) area that includes 2 runner port openings	0.012 in0.012 in0.3 mm

expand_moreOil pan

expand_moreFront cover alignment

expand_moreAt the oil pan

expand_moreRear housing alignment

expand_moreAt the oil pan

expand_moreOil pan alignment

expand_moreTo rear of the engine block at the transmission bell housing mounting surface

expand_morePiston rings

expand_morePiston ring end gap

expand_moreFirst compression ring

expand_moreMeasured in cylinder bore


Production	0.0091–0.017 in0.0091–0.017 in0.23–0.44 mm
Service	0.0091–0.02 in0.0091–0.02 in0.23–0.5 mm

expand_moreSecond compression ring

expand_moreMeasured in cylinder bore


Production	0.017–0.028 in0.017–0.028 in0.44–0.7 mm
Service	0.017–0.03 in0.017–0.03 in0.44–0.76 mm

expand_moreOil control ring

expand_moreMeasured in cylinder bore


Production	0.0071–0.03 in0.0071–0.03 in0.18–0.75 mm
Service	0.0071–0.032 in0.0071–0.032 in0.18–0.81 mm

expand_morePiston ring to groove clearance

expand_moreFirst compression ring


Production	0.0016–0.0033 in0.0016–0.0033 in0.04–0.085 mm
Service	0.0016–0.0033 in0.0016–0.0033 in0.04–0.085 mm

expand_moreSecond compression ring


Production	0.0016–0.0031 in0.0016–0.0031 in0.04–0.078 mm
Service	0.0016–0.0031 in0.0016–0.0031 in0.04–0.078 mm

expand_moreOil control ring


Production	0.00047–0.0079 in0.00047–0.0079 in0.012–0.2 mm
Service	0.00047–0.0079 in0.00047–0.0079 in0.012–0.2 mm

expand_morePistons and pins

expand_morePin

expand_morePiston pin clearance to piston pin bore


Production	0.000079–0.00039 in0.000079–0.00039 in0.002–0.01 mm
Service	0.000079–0.00059 in0.000079–0.00059 in0.002–0.015 mm


Piston pin diameter	0.943–0.943 in0.943–0.943 in23.952–23.955 mm

expand_morePiston pin fit in connecting rod bore


Production	0.00028–0.00079 in0.00028–0.00079 in0.007–0.02 mm
Service	0.00028–0.00087 in0.00028–0.00087 in0.007–0.022 mm

expand_morePiston

expand_morePiston diameter


Measured over skirt coating	3.78–3.781 in3.78–3.781 in96.002–96.036 mm

expand_morePiston to bore clearance


Production	−0.0014–+0.00063 in−0.0014–+0.00063 in−0.036–+0.016 mm
Service limit with skirt coating worn off	0.0028 in0.0028 in0.071 mm

expand_moreValve system

expand_moreValves


Valve face angle	45°45°45°
Valve face width	0.049 in0.049 in1.25 mm
Valve lash	Net Lash, No Adjustment

expand_moreValve lift


Exhaust	0.47 in0.47 in11.82 mm
Intake	0.46 in0.46 in11.58 mm


Valve seat angle	46°46°46°
Valve seat run-out	0.002 in0.002 in0.05 mm

expand_moreValve seat width


Exhaust	0.07 in0.07 in1.78 mm

expand_moreSeat width


Intake	0.04 in0.04 in1.02 mm

expand_moreValve stem diameter


Production	0.313–0.314 in0.313–0.314 in7.955–7.976 mm
Service	0.31 in0.31 in7.95 mm

expand_moreStem-to-guide clearance

expand_moreProduction


Intake	0.00098–0.0026 in0.00098–0.0026 in0.025–0.066 mm
Exhaust	0.00098–0.0026 in0.00098–0.0026 in0.025–0.066 mm

expand_moreService


Intake	0.0037 in0.0037 in0.093 mm
Exhaust	0.0037 in0.0037 in0.093 mm

expand_moreRocker arms


Valve rocker arm ratio	1.70:1

expand_moreValve springs


Valve spring free length	2.08 in2.08 in52.9 mm
Installed height	1.8 in1.8 in45.75 mm

expand_moreValve spring load


Closed	340 N340 N340 N
at 45.75 mm
Open	980 N980 N980 N
at 33.55 mm

expand_moreElectric engine

expand_moreBattery

expand_moreBase


Cold Cranking Amperage (CCA)	600 A600 A600 A
Reserve capacity rating	115 Minutes
Replacement Battery Number	78-6YR

expand_moreDual (optional)


Cold Cranking Amperage (CCA)	770 A770 A770 A
Reserve capacity rating	115 Minutes
Replacement Battery Number	78-7YR

expand_moreParallel hybrid truck HP2

expand_moreParallel hybrid truck


GM part number	88986971
Replacement Battery Number	Panasonic HV1255


Starter motor	PG-260G

expand_moreGenerator

expand_moreBase


Generator model	Delphi AD230
Rated Output	102 A102 A102 A
Load test output	71 A71 A71 A

expand_moreDual (optional)


Generator model	Delphi AD244
Rated Output	130 A130 A130 A
Load test output	91 A91 A91 A

expand_moreBosch Generator


Generator model	Bosch 15755900
Rated Output	130 A130 A130 A
Load test output	91 A91 A91 A

Fastener Tightening Specifications

Condition	Value

expand_moreEngine mechanical general specifications


3-Phase wiring harness bracket cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
RPO HP2
3-phase wiring harness bracket nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
RPO HP2
Starter and generator 3-phase wiring harness nuts	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
RPO HP2
Starter and generator control module 3-phase wiring harness nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
RPO HP2
Air cleaner outlet ducts bracket screws	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
Air conditioning belt tensioner screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Air conditioning compressor screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Air conditioning high pressure line screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Air conditioning low pressure line screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Auxiliary heater water pump bracket screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
RPO HP2
Battery wiring harness channel bracket screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Battery wiring harness junction block bracket screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
RPO HP2
Camshaft position (CMP) sensor screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCamshaft retainer screws


Hexagon head screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Torx head screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Camshaft sprocket screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Clutch pressure plate screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreConnecting rod screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Final stage	75°75°75°


Coolant temperature sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCrankshaft balancer screws


Installation pass	243.4 lbf⋅ft243.4 lbf⋅ft330 N⋅m
to Ensure the Balancer is Completely Installed
First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace bolts.
Final stage	140°140°140°


Crankshaft bearing cap screws (M8)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCrankshaft bearing cap screws (M10)


First stage (in sequence)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Final stage (in sequence)	80°80°80°

expand_moreCrankshaft bearing cap stud screws (M10)


First stage (in sequence)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Final stage (in sequence)	51°51°51°


Crankshaft oil deflector nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Crankshaft position sensor (CKP) screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Crossbar screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreCylinder head


M8 screws (in sequence)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreM11 screws


First stage (in sequence)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Second stage (in sequence)	90°90°90°
Final stage (in sequence)	70°70°70°


Cylinder head coolant plug	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Differential carrier lower bracket bolts and nuts	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Drive belt idler screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Drive belt tensioner screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Engine block coolant drain plug	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Engine block coolant heater	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Engine block oil gallery plugs	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Engine coolant air bleed tube and cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Engine coolant fitting	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
RPO HP2

expand_moreEngine ground harness screws


Right rear	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
To the engine block	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Engine mount screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Engine mount bracket through-screws	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Engine mount bracket screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Engine shield screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Engine wiring harness bracket nuts	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
EVAP canister purge valve screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreExhaust manifold screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Final stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Exhaust manifold heat shields	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Flex plate rotor screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
RPO HP2

expand_moreFlywheel screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Final stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m


Front cover screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Fuel injection rail screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Fuel rail cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Fuel rail crossover tube screws	2.8 lbf⋅ft2.8 lbf⋅ft3.8 N⋅m
Fuel rail stop bracket screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Generator bracket	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Generator wiring harness nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Generator coolant inlet hose screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
RPO HP2
Generator coolant outlet pipe stud screws	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
RPO HP2
Heater hose bracket nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Hood hinge screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Ignition coil bracket to valve rocker arm cover stud screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Ignition coil to bracket screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Inner axle housing nuts	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreIntake manifold screws


First stage (in sequence)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Final stage (in sequence)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Intake manifold sight shield screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Intake manifold sight shield retainer screws	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Intake manifold wiring harness stud screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
J 41712 M8 screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
J 41712 M10 screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
J 42286-A screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
J 46093 screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Knock sensors	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Oil filter	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Oil filter fitting	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Oil level indicator tube screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Oil level sensor	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Oil pan baffle screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreOil pan closeout cover screws


Left side	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Right side	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m


Oil pan cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Oil pan drain plug	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil pan M6 screws


Oil pan to the rear housing	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreOil pan M8 screws


Oil pan to the engine block and oil pan to the front cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Oil pan skid plate screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Oil pressure sensor	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Oil pump cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Oil pump relief valve plug	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Oil pump screen nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Oil pump screen to the oil pump screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Oil pump to the engine block screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Positive battery wiring harness bracket screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Power steering pump screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
RPO HP2
Power steering pump bracket screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
RPO HP2
Power steering pump harness screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
RPO HP2
Power steering pump ground harness screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
RPO HP2
Power steering pump rear screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Rear oil seal housing screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Spark plugs	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Starter and generator control module (SGCM) cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
RPO HP2
Stator stud screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
RPO HP2
Throttle body nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Throttle body stud screws	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreTorque converter screws


4L60-E and 4L65-E transmissions	46.47 lbf⋅ft46.47 lbf⋅ft63 N⋅m
4L80-E and 4L85-E transmissions	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


Transmission stud screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Transmission cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Transmission nuts	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
RPO HP2
Transmission oil level indicator tube nuts	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Valley Cover screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Valve lifter guide screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Valve rocker arm screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Valve rocker arm cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Water inlet bracket screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreWater pump screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Final stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreEngine cooling


Air cleaner outlet ducts bracket	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Auxiliary water pump bracket nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Coolant air bleed tube cover screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Coolant air bleed tube stud screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Coolant heater	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Coolant heater cord screws	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Cooling fan motor screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Engine block coolant drain plug	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Engine shield screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Exhaust manifold pipe nuts	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Fan clutch screws	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Fan clutch nuts	41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
Fan shroud screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Hood hinge screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Radiator screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Starter and generator control module (SGCM) brace screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Starter and generator control module (SGCM) coolant pump screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Starter and generator control module (SGCM) coolant tank screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Starter and generator control module (SGCM) coolant tank nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Starter and generator control module (SGCM) cooling fan screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Starter and generator control module (SGCM) radiator screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Starter and generator stator coolant inlet pipe screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Surge tank screws and nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Thermal bypass fitting	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Thermal bypass hose screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Thermostat housing screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Transmission control module (TCM) cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Transmission control module (TCM) electrical connector screws	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreWater pump screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Final stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreElectric engine


3-Phase wiring harness bracket cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
3-phase wiring harness bracket nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
3-phase wiring harness cover nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Generator control unit 3-phase wiring harness nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Stator 3-phase wiring harness nuts	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Air cleaner outlet ducts bracket	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
ACC power receptacle ground harness screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Auxiliary battery wiring harness bracket screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Auxiliary battery positive wiring harness nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Auxiliary battery relay nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Auxiliary battery tray screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Auxiliary battery tray nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Auxiliary negative battery wiring harness screws	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Auxiliary positive battery wiring harness screws	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Auxiliary positive battery wiring harness nuts	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Auxiliary positive wiring harness to relay nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Battery wiring harness bracket screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Battery wiring harness junction block bracket screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Battery hold down retainer screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Battery tray screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Crossbar screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Engine ground harness screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Engine wiring ground harness screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Fender to cowl support brace screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Flexplate screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Forward lamp wiring ground harness screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Front end diagonal brace screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Air duct hose screws to the fan	8.85 lbf⋅in8.85 lbf⋅in1 N⋅m
Air duct hose screws to the generator battery holder	4.43 lbf⋅in4.43 lbf⋅in0.5 N⋅m
Battery 1 to battery 2 power wiring harness nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Battery 2 to battery 3 power wiring harness nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Battery cut off switch nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Battery hold bracket nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Battery holder nuts	34.67 lbf⋅ft34.67 lbf⋅ft47 N⋅m
Fan screws	1.48 lbf⋅ft1.48 lbf⋅ft2 N⋅m
Fuse bracket screws	1.48 lbf⋅ft1.48 lbf⋅ft2 N⋅m
Power fuse wiring harness nuts to the high current sensor	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Ground strap nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Ground wire screws	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
High current connector screws	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
High current connector to battery 3 nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
High current sensor nuts	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Intermediate cover screws	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Battery holder maxi-fuse nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Receptacle outlet cover screws	4.43 lbf⋅in4.43 lbf⋅in0.5 N⋅m
GReceptacle outlet screws	1.48 lbf⋅ft1.48 lbf⋅ft2 N⋅m
Disconnect switch power wiring harness to the high current connector nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Service disconnect switch screws and nuts	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Temperature sensor screws	4.43 lbf⋅in4.43 lbf⋅in0.5 N⋅m
Battery control module nuts	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Generator screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Generator bracket	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Generator wiring harness nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Generator control module screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Generator control module screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Generator control module bracket	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Generator control module bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Generator control module coolant tank screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Generator control module cover	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreGround strap nuts


Energy storage box	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Harness clip to junction block bracket screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
J-46093 screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Negative Battery wiring harness screws	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Positive battery wiring harness screws	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Positive wiring harness at underhood electrical center screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Positive/Negative battery wiring harness bolt 14V	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Positive/Negative battery wiring harness channel rear nut 42V	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Positive/Negative battery wiring harness grommet nut 42V	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Positive/Negative battery wiring ground harness strap bolts 42V	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Positive/Negative battery wiring harness retainer nut 42V	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Powertrain control interface	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Starter screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Starter and generator stator stud screws	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Starter lead nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Starter solenoid nuts	2.51 lbf⋅ft2.51 lbf⋅ft3.4 N⋅m
Transmission cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Transmission fill tube nuts	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Transmission heat shield	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Transmission mount nuts	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Transmission support screws and nuts	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreEngine controls


3-phase wiring harness bracket nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Starter and generator control module 3-phase wiring harness nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Accelerator pedal bracket screws	9.04 N⋅m80 lbf⋅in80 lbf⋅in
Air cleaner outlet ducts bracket	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Auxiliary heater water pump bracket screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Brake pipe fittings to the ECM	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Camshaft position (CMP) sensor screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Canister ventilation solenoid (CVS) bracket screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Crankshaft position sensor (CKP) screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Electro-hydraulic control unit (EHCU) screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Engine coolant temperature sensor (ECT)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Engine wiring harness bracket nuts	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
EVAP canister screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
EVAP canister bracket nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
EVAP canister purge valve screws	8.11 lbf⋅ft8.11 lbf⋅ft11 N⋅m
EVAP ventilation valve bracket screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Fuel composition sensor nuts	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Fuel composition sensor bracket screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Fuel lines and EVAP lines assembly nuts	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Fuel line fittings	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Fuel line bracket nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Fuel rail screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Fuel tank filler hose clamp	1.84 lbf⋅ft1.84 lbf⋅ft2.5 N⋅m
Fuel tank filler housing to body screws	1.7 lbf⋅ft1.7 lbf⋅ft2.3 N⋅m
Fuel tank filler hose housing to fuel tank screws	1.7 lbf⋅ft1.7 lbf⋅ft2.3 N⋅m
Fuel tank ground strap screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Fuel tank shield screws	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Fuel tank strap screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Heated oxygen sensor	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
Ignition coil screws	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Mass air flow (MAF) sensor clamp	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
Powertrain control module (PCM) electrical connector	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreSpark Plug


New head	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Used head	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Starter and generator control module (SGCM) cover screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Throttle actuator control (TAC) module nuts	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Throttle body nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreExhaust system


Catalytic converter coupling nuts	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Exhaust bracket screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreExhaust heat shield screws


Body panel	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreExhaust heat shield nuts


Body panel	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreExhaust manifold screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Final stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Exhaust manifold heat shields	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Exhaust manifold pipe nuts	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Exhaust muffler hanger nuts	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Exhaust muffler nuts	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Exhaust pipe clamp	32.45 lbf⋅ft32.45 lbf⋅ft44 N⋅m
Exhaust pipe bracket bolt 4L60-E	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m
Hood hinge screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Outlet duct clamp	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Oxygen Sensor	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
Rear shock absorber lower screws	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Transmission screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Transmission mount to support nuts	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Transmission support crossmember screws	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m