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 382 (ENGINE CONTROLS - 4.3L (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 and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Accelerator Cable Bracket Nut/Stud | 12 N.m | 106 lb in |
| Accelerator Control Cable Bracket Nut | 10 N.m | 89 lb in |
| Air Cleaner Outlet Duct Clamp | 4 N.m | 35 lb in |
| Air Cleaner Outlet Resonator Stud | 10 N.m | 89 lb in |
| Camshaft Position (CMP) Sensor Screws | 2.2 N.m | 20 lb in |
| Crankshaft Position (CKP) Sensor Bolt | 9 N.m | 80 lb in |
| Distributor Cap Screws | 2.4 N.m | 21 lb in |
| Distributor Hold Down Bolt | 25 N.m | 18 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Engine Shield Bolt | 20 N.m | 15 lb ft |
| Evaporative Emission (EVAP) Canister Bracket Bolt | 25 N.m | 18 lb ft |
| EVAP Canister Purge Solenoid Nut | 12 N.m | 106 lb in |
| EVAP Canister Vent Valve Bracket Bolt | 12 N.m | 106 lb in |
| Fuel Feed and Return Pipe Bracket Bolt | 6 N.m | 53 lb in |
| Fuel Feed and Return Pipe Bracket Nut to Transmission | 25 N.m | 18 lb ft |
| Fuel Feed and Return Pipes Fittings | 28 N.m | 21 lb ft |
| Fuel Feed and Return Pipe Nut | 3 N.m | 27 lb in |
| Fuel Injector Retainer Lock Nut | 3 N.m | 27 lb in |
| Fuel Line Fitting | 25 N.m | 18 lb ft |
| Fuel Tank Ground Strap Bolt | 9 N.m | 80 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 Pipe Clamp | 2.5 N.m | 22 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 |
| Idle Air Control (IAC) Valve Screw | 3 N.m | 27 lb in |
| Ignition Coil Bracket Stud | 11 N.m | 97 lb in |
| Ignition Module Screw | 3.5 N.m | 31 lb in |
| Knock Sensor Bolt | 25 N.m | 18 lb ft |
| Mass Air Flow/Intake Air Temperature (MAF/IAT) Hose Clamp | 4 N.m | 35 lb in |
| Powertrain Control Module (PCM) Electrical Connector Bolt | 8 N.m | 71 lb in |
| Rotor Screw | 2 N.m | 18 lb in |
| Spark Plug (New Aluminum Head) | 20 N.m | 15 lb ft |
| Spark Plug (New Iron Head) | 30 N.m | 22 lb ft |
| Spark Plug (Used Head) | 15 N.m | 11 lb ft |
| Throttle Body Stud | 9 N.m | 80 lb in |
| Throttle Position (TP) Sensor Screw | 2 N.m | 18 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.