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GMC Truck
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1997
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C 2500 Suburban 2WD V8-454 7.4L VIN J SFI
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Cylinder Head Assembly
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System Specifications
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Cylinder Head Bolt Torque and Sequence
Cylinder Head Bolt Torque and Sequence
Cylinder Head Bolt Tightening Sequence:
Cylinder Head Bolts
(In Sequence):
First:
40 Nm (30 ft. lbs.)
Second:
80 Nm (60 ft. lbs.)
Finally:
115 Nm (85 ft. lbs.)