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 1878 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L LMM - INTRODUCTION)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 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Accelerator Pedal Nut | 20 N.m | 15 lb ft |
| Air Cleaner Cover Bolt | 4 N.m | 35 lb in |
| Air Cleaner Outlet Duct Clamp | 4 N.m | 35 lb in |
| Air Intake Pipe Clamp | 4.6 N.m | 41 lb in |
| Camshaft Position (CMP) Sensor Bolt | 10 N.m | 89 lb in |
| Crankshaft Position (CKP) Sensor Bolt | 10 N.m | 89 lb in |
| Crankshaft Position Sensor (CKP) Sensor Spacer Bolt | 10 N.m | 89 lb in |
| Electronic Brake Control Module Bracket Bolt | 25 N.m | 18 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Engine Wiring Harness Main Connector Bracket Bolt | 21 N.m | 15 lb ft |
| Exhaust Differential Pressure Sensor Bracket Bolt | 9 N.m | 80 lb in |
| Exhaust Differential Pressure Sensor Pipe Assembly Fitting | 45 N.m | 33 lb ft |
| Exhaust Gas Recirculation (EGR) Cooler Pipe Bolt | 9 N.m | 80 lb in |
| Exhaust Gas Recirculation (EGR) Cooler Tube Bracket Bolt | 25 N.m | 18 lb ft |
| Exhaust Gas Recirculation (EGR) Cooler Tube Bolt/Nut | 25 N.m | 18 lb ft |
| Exhaust Gas Recirculation (EGR) Valve Adapter Pipe Bolt | 9 N.m | 80 lb in |
| Exhaust Gas Recirculation (EGR) Valve Bolt | 20 N.m | 15 lb ft |
| Exhaust Temperature Sensor | 45 N.m | 33 lb ft |
| Fuel Bundle Nut | 16 N.m | 12 lb ft |
| Fuel Cooler Bolt | 18 N.m | 13 lb ft |
| Fuel Feed Pipe Bracket Bolt/Nut | 25 N.m | 18 lb ft |
| Fuel Feed Pipe Fitting | 41 N.m | 30 lb ft |
| Fuel Fill Hose Clamp | 2.75 N.m | 24 lb in |
| Fuel Filter Bracket Bolt | 20 N.m | 15 lb ft |
| Fuel Filter Bracket to Fuel Filter/Heater Element Housing | 20 N.m | 15 lb ft |
| Fuel Injection Pump Adapter Bolt | 20 N.m | 14 lb ft |
| Fuel Injection Pump Bolt | 21 N.m | 15 lb ft |
| Fuel Injection Pump Gear Nut | 70 N.m | 52 lb ft |
| Fuel Injector Bracket Bolt | 30 N.m | 22 lb ft |
| Fuel Injector Pipe Fitting | 41 N.m | 30 lb ft |
| Fuel Line Bracket Nut | 16 N.m | 12 lb ft |
| Fuel Pressure Regulator Bracket Bolt/Nut | 10 N.m | 89 lb in |
| Fuel Pressure Regulator Screws | ||
|
4 N.m | 35 lb in |
|
7 N.m | 62 lb in |
| Fuel Pressure Relief Valve | 100 N.m | 74 lb ft |
| Fuel Pressure Sensor | 70 N.m | 52 lb ft |
| Fuel Rail Bolt | 25 N.m | 18 lb ft |
| Fuel Rail Temperature Sensor | 22 N.m | 16 lb ft |
| Fuel Return Line Bracket Bolt | 25 N.m | 18 lb ft |
| Fuel Tank Strap Bolt | 52 N.m | 38 lb ft |
| Glow Plug | 18 N.m | 13 lb ft |
| Glow Plug Control Module Bolt | 10 N.m | 89 lb in |
| Glow Plug Control Module Bracket Bolt | 10 N.m | 89 lb in |
| Heater Inlet Pipe Bracket Bolt | 25 N.m | 18 lb ft |
| Intake Air Temperature (IAT) Sensor | 25 N.m | 18 lb ft |
| Intake Air Valve Bolt | 20 N.m | 15 lb ft |
| Manifold Absolute Pressure (MAP) Sensor Bolt | 10 N.m | 89 lb in |
| Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Screw | 8 N.m | 70 lb in |
| Outlet Duct to Turbocharger Clamp | 8 N.m | 70 lb in |
| Positive Battery Cable to Intake Air Heater Nut | 4 N.m | 34 lb in |
| Turbocharger Oil Feed Pipe Bolt | 34 N.m | 25 lb ft |
| Turbocharger Vane Position Control Solenoid Valve Bracket Bolt | 23 N.m | 18 lb ft |
| Turbocharger Vane Position Sensor | 28 N.m | 21 lb ft |
RENDER: 1.0x
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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.