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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 377 (ENGINE CONTROLS - 4.8L, 5.3L, & 6.0L (INTRODUCTION))SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2006 Chevrolet Suburban C2500, 6.0 U
Fastener Tightening Specifications
2006 Chevrolet Suburban C2500, 6.0 USECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specifications | |
|---|---|---|
| Metric | English | |
| 3-Phase Cable Bracket Nut | 15 N.m | 11 lb ft |
| 3-Phase Cable to Starter/Generator Control Module (SGCM) Nut | 9 N.m | 80 lb in |
| Accelerator Pedal Nut | 20 N.m | 15 lb ft |
| Air Cleaner Outlet Duct Clamp | 7 N.m | 62 lb in |
| Auxiliary Heater Water Pump Bracket Bolt | 15 N.m | 11 lb ft |
| Brake Pipe Fittings to Electronic Brake Control Module (EBCM) | 25 N.m | 18 lb ft |
| Camshaft Position (CMP) Sensor Bolt | 29 N.m | 21 lb ft |
| Canister Vent Solenoid (CVS) Bracket Bolt | 12 N.m | 106 lb in |
| Crankshaft Position (CKP) Sensor Bolt | 25 N.m | 18 lb ft |
| Crossover Fuel Pipe Retainer Clip Attaching Screw | 3.8 N.m | 34 lb in |
| Electro-Hydraulic Control Unit (EHCU) Bolts | 25 N.m | 18 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Engine Wiring Harness Bracket Nut | 5 N.m | 44 lb in |
| EVAP Canister Bolt/Nut | 25 N.m | 18 lb ft |
| EVAP Canister Bracket Bolt | 25 N.m | 18 lb ft |
| EVAP Canister Purge Solenoid Bolt | 10.5 N.m | 93 lb in |
| EVAP Vent Valve Bracket Bolt | 12 N.m | 106 lb in |
| Fuel Composition Sensor Nut | 17 N.m | 13 lb ft |
| Fuel Composition Sensor to Bracket Bolt | 10 N.m | 89 lb in |
| Fuel Feed and EVAP Pipe Assembly Nut | 12 N.m | 106 lb in |
| Fuel Feed, EVAP, and Return Pipe Assembly Nut | 12 N.m | 106 lb in |
| Fuel Line Fitting | 25 N.m | 18 lb ft |
| Fuel Pipe Bracket Nut | 10 N.m | 89 lb in |
| Fuel Rail Bolts | 10 N.m | 89 lb in |
| Fuel Return Pipe Attaching Screw | 5 N.m | 44 lb in |
| Fuel Tank Ground Strap Bolt | 9 N.m | 80 lb in |
| Fuel Tank Fill Pipe Clamp | 2.5 N.m | 22 lb in |
| Fuel Tank Filler Housing to Body Screw | 2.3 N.m | 20 lb in |
| Fuel Tank Filler Pipe Housing to Fuel Tank Fill Pipe Screw | 2.3 N.m | 20 lb in |
| Fuel Tank Shield Bolt | 18 N.m | 13 lb ft |
| Fuel Tank Strap Bolt | 40 N.m | 30 lb ft |
| Heated Oxygen Sensor (HO2S) | 42 N.m | 31 lb ft |
| Ignition Coil Bolt | 8 N.m | 71 lb in |
| Knock Sensor | 20 N.m | 15 lb ft |
| Mass Air Flow/Intake Air Temperature (MAF/IAT) Sensor Clamp | 7 N.m | 62 lb in |
| Powertrain Control Module (PCM) Electrical Connector Bolt | 8 N.m | 71 lb in |
| Rear Fuel Line Bundle Nut | 12 N.m | 106 lb in |
| Spark Plug | ||
|
20 N.m | 15 lb ft |
|
15 N.m | 11 lb ft |
| Starter/Generator Control Module (SGCM) Cover Bolt | 9 N.m | 80 lb in |
| Throttle Actuator Control (TAC) Module Nut | 9 N.m | 80 lb in |
| Throttle Body 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.