Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 918 (ENGINE CONTROL SYSTEM & FUEL - 4.8L, 5.3L, 6.0L AND 6.2L - INTRODUCTION (2 OF 2))SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Fastener Tightening Specifications
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Fastener Tightening Specifications
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specifications | |
|---|---|---|
| Metric | English | |
| Accelerator Pedal Bolt | 9 N.m | 80 lb in |
| Air Cleaner Housing Screw | 3 N.m | 27 lb in |
| Air Cleaner Outlet Duct Clamp | 4 N.m | 35 lb in |
| Camshaft Position (CMP) Sensor Wire Harness Bolt | 12 N.m | 106 lb in |
| Chassis Wiring Harness Ground Bolt | 18 N.m | 13 lb ft |
| Crankshaft Position (CKP) Sensor Bolt | 25 N.m | 18 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Engine Wiring Harness Clip to Generator Bolt | 9 N.m | 80 lb in |
| Engine Wiring Harness Bracket Nut | 5 N.m | 44 lb in |
| Evaporative Emission (EVAP) Canister Bolt | 25 N.m | 18 lb ft |
| Evaporative Emission (EVAP) Canister Bracket Bolt | 25 N.m | 18 lb ft |
| Evaporative Emission (EVAP) Canister Bracket Nut | 25 N.m | 18 lb ft |
| Fuel Fill Pipe Bracket Bolt | 12 N.m | 106 lb in |
| Fuel Line Bracket Bolt | 12 N.m | 106 lb in |
| Fuel Line Bracket Nut | 18 N.m | 13 lb ft |
| Fuel Pipe Bracket to Bellhousing Stud Nut | 20 N.m | 15 lb ft |
| Fuel Rail Bolt | 10 N.m | 89 lb in |
| Fuel Rail Crossover Pipe Retainer Screw | 3.8 N.m | 34 lb in |
| Fuel Tank Filler Housing to Body Screw | 2.3 N.m | 20 lb in |
| Fuel Tank Filler Housing to Fuel Tank Fill Pipe Screw | 2.3 N.m | 20 lb in |
| Fuel Tank Fill Hose Clamp | 2.5 N.m | 22 lb in |
| Fuel Tank Strap Bolt | 40 N.m | 30 lb ft |
| Heated Oxygen Sensor (HO2S) | 42 N.m | 31 lb ft |
| Ignition Coil Bolt | 10 N.m | 89 lb in |
| Knock Sensor (KS) Bolt | 25 N.m | 18 lb ft |
| Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Adapter Clamp | 4 N.m | 35 lb in |
| Negative Battery Cable Stud | 25 N.m | 18 lb ft |
| Spare Tire Hoist Crossmember Bolt | 50 N.m | 37 lb ft |
| Spark Plug | 15 N.m | 11 lb ft |
| Throttle Body Bolt/Nut | 10 N.m | 89 lb in |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.