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 467 (ENGINE COOLING SYSTEM)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 | |
| Auxiliary Electric Cooling Fan to Condenser Bolts | 5.4 N.m | 48 lb in |
| Charge Air Cooler Fill Neck Nuts - LC3 | 9 N.m | 80 lb in |
| Charge Air Cooler Overflow Reservoir Nut - LC3 | 9 N.m | 80 lb in |
| Charge Air Cooler Pipe Assembly to Condenser Mounting Bracket - LC3 | 5.4 N.m | 48 lb in |
| Charge Air Cooler Pipe Assembly to Fan Shroud Bolts - LC3 | 5.4 N.m | 48 lb in |
| Charge Air Cooler Pump Mounting Bracket Nuts - LC3 | 16 N.m | 12 lb ft |
| Charge Air Cooler Pump Mounting Nuts - LC3 | 16 N.m | 12 lb ft |
| Charge Air Cooler Radiator Mounting Bracket to Condenser Bolt - LC3 | 5.4 N.m | 48 lb in |
| Charge Air Cooler Radiator to Mounting Bracket Bolt - LC3 | 5.4 N.m | 48 lb in |
| Condenser Bracket Mounting Bolts | 5.4 N.m | 48 lb in |
| Condenser Mounting Bracket to Radiator Bolts | 5.4 N.m | 48 lb in |
| Coolant Air Bleed Pipe/Cover Bolt - LS4 | 12 N.m | 106 lb in |
| Coolant Heater - LS4 | 50 N.m | 37 lb ft |
| Coolant Pipe to Cylinder Head Bolt - LY7 | 50 N.m | 37 lb ft |
| Coolant Pipe to Thermostat Bolt - LY7 | 10 N.m | 89 lb in |
| Cooling Fan Adapter Bolt | 24 N.m | 18 lb ft |
| Electric Cooling Fan Blade Nut | 6.3 N.m | 56 lb in |
| Electric Cooling Fan Motor Screws | 3.9 N.m | 35 lb in |
| Electric Cooling Fan Shroud Bolts | 5.4 N.m | 48 lb in |
| Engine Control Module (ECM) Nut | 8 N.m | 71 lb in |
| Engine Driven Fan to Crankshaft Adapter Shaft | 101 N.m | 75 lb ft |
| Electric Cooling Fan Resistor Bolt - LH2 W/O V92, LLT | 5.4 N.m | 48 lb in |
| Engine Driven Fan to Fan Clutch Bolts | 24 N.m | 18 lb ft |
| EOC Line to Fan Shroud Mounting Bolts | 5.4 N.m | 48 lb in |
| EOC Quick Connect Fittings to Engine | 35 N.m | 26 lb ft |
| EOC/TOC Cooler Quick Connect Fittings - LC3 | 15 N.m | 11 lb ft |
| EOC/TOC Cooler to Radiator Mounting Bolts - LC3 | 5.4 N.m | 48 lb in |
| Evaporative Emission (EVAP) Canister Purge Solenoid Valve Bolt | 12 N.m | 106 lb in |
| Heater Hose Inlet Fitting | 20 N.m | 15 lb ft |
| Manifold Inlet Duct Clamp | 6 N.m | 53 lb in |
| Radiator Outlet Hose Bracket Bolt | 25 N.m | 18 lb ft |
| Radiator Support Bracket Bolts | 9 N.m | 80 lb in |
| Remote Power Steering Cooler Line to Cooling Fan Shroud Belts | 5.4 N.m | 48 lb in |
| Surge Tank Bolt | 9 N.m | 80 lb in |
| Surge Tank Inlet Hose Fitting | 18 N.m | 13 lb ft |
| Surge Tank Nut | 9 N.m | 80 lb in |
| Surge Tank Outlet Hose to Engine Bolt - LY7 | 50 N.m | 37 lb ft |
| Surge Tank Outlet Pipe Bracket Nut | 9 N.m | 80 lb in |
| Surge Tank Outlet Pipe Bracket Nut - LH2 | 9 N.m | 80 lb in |
| Thermostat Bolt - LY7 | 10 N.m | 89 lb in |
| Thermostat Housing Bolt - LH2, LC3 | 10 N.m | 89 lb in |
| Thermostat Housing Bolt - LY7 | 20 N.m | 15 lb ft |
| TOC Line to Fan Shroud Mounting Bolt | 5.4 N.m | 48 lb in |
| Transmission Oil Cooler (TOC) Bolt | 5.4 N.m | 48 lb in |
| Transmission Oil Cooler Line to Cooling Fan Shroud Bolt | 5.4 N.m | 48 lb in |
| Water Outlet Housing Bolt - LH2, LC3 | 25 N.m | 18 lb ft |
| Water Outlet Housing Bolt - LS4 | 15 N.m | 11 lb ft |
| Water Outlet Housing Bolt - LY7 | 10 N.m | 89 lb in |
| Water Pump Bolt | 10 N.m | 89 lb in |
| Water Pump Bolt - LS4 | 12 N.m | 106 lb in |
| Water Pump Bolt - Long L26/L32 | 34 N.m | 25 lb ft |
| Water Pump Bolt - Short L26/L32 | 22 N.m | 16 lb ft |
| Water Pump Manifold Bolt - LS4 | ||
|
15 N.m | 11 lb ft |
|
30 N.m | 22 lb ft |
| Water Pump Pulley Bolt | 12 N.m | 106 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.