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 G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 442 (ENGINE CONTROLS AND FUEL - 3.6L - INTRODUCTION)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Fastener Tightening Specifications
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Accelerator Pedal Position (APP) Sensor Mounting Nut | 9 N.m | 80 lb in |
| Air Cleaner Bolt | 9 N.m | 80 lb in |
| Air Cleaner Cover Screw | 8 N.m | 71 lb in |
| Air Cleaner Duct Clamps | 4 N.m | 35 lb in |
| Barometric Pressure Sensor Bolt | 10 N.m | 89 lb in |
| Camshaft Position Actuator Solenoid Valve | 10 N.m | 89 lb in |
| Camshaft Position (CMP) Sensor Bolt | 10 N.m | 89 lb in |
| Crankshaft Position (CKP) Sensor Bolt | 10 N.m | 89 lb in |
| Engine Coolant Temperature (ECT) Sensor | 22 N.m | 16 lb ft |
| Evaporative Emission (EVAP) Canister Nut | 6 N.m | 53 lb in |
| Fuel Feed Pipe Bolt | 50 N.m | 28 lb ft |
| Fuel Filler Tube Bolt | 3.5 N.m | 31 lb in |
| Fuel Filler Tube Brace Bolt | 9 N.m | 80 lb in |
| Fuel Filler Tube Hose Clamp | 3.5 N.m | 31 lb in |
| Fuel Filter Bracket Bolt | 9 N.m | 80 lb in |
| Fuel Filter Outlet Fitting | 30 N.m | 22 lb ft |
| Fuel Pressure Sensor | 33 N.m | 28 lb ft |
| Fuel Pump Bolt - High Pressure LLT | 15 N.m | 11 lb ft |
| Fuel Rail Bolt (LY7) | 10 N.m | 89 lb in |
| Fuel Rail Bolts (LLT) | ||
|
12 N.m | 106 lb in |
|
23 N.m | 17 lb ft |
| Fuel Pipe Shield to Cylinder Head Bolt | 10 N.m | 89 lb in |
| Fuel Pipe Shield to Intake Manifold Bolt | 23 N.m | 17 lb ft |
| Fuel Rail Crossover Tube Fittings | ||
|
16 N.m | 12 lb ft |
|
32 N.m | 24 lb ft |
| Fuel Pump Bolts | 15 N.m | 11 lb ft |
| Fuel Tank Strap Bolt | 50 N.m | 37 lb ft |
| Heated Oxygen Sensor (HO2S) | 40 N.m | 30 lb ft |
| Ignition Coil Bolt | 10 N.m | 89 lb in |
| Intake Manifold Runner Control Solenoid Bolt | 10 N.m | 89 lb in |
| Intermediate Fuel Pipe Fitting | ||
|
16 N.m | 12 lb ft |
|
32 N.m | 24 lb ft |
| Knock Sensor Bolt | 23 N.m | 17 lb ft |
| MAF Sensor Screw | 3 N.m | 27 lb in |
| Manifold Absolute Pressure (MAP) Sensor Bolt | 10 N.m | 89 lb in |
| Rear Frame Bolt | 200 N.m | 148 lb ft |
| Shock Bolt - Lower | 90 N.m | 66 lb ft |
| Spark Plug | 20 N.m | 15 lb ft |
| Throttle Body Bolt | 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.