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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 2 (ENGINE CONTROL SYSTEM - 4.3L - INTRODUCTION (2 OF 2))SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Fastener Tightening Specifications
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Fastener Tightening Specifications
WARNING: This page is about a different variant/trim than selected.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Accelerator Control Cable Bracket Fasteners | 12 N.m | 106 lb in |
| Accelerator Pedal Assembly Mounting Bolts | 5 N.m | 44 lb in |
| AIR Hose Assembly Mounting Bolts | 25 N.m | 18 lb ft |
| AIR Hose Assembly Retainer Bolts | 40 N.m | 30 lb ft |
| AIR Hose Retainer Clip Lock Nut | 10 N.m | 89 lb in |
| AIR Pump Assembly Hold-Down Block Bolt | 25 N.m | 18 lb ft |
| AIR Pump Assembly Mounting Bolts | 25 N.m | 18 lb ft |
| AIR Solenoid Mounting Bracket Fastener | 4 N.m | 35 lb in |
| Air Cleaner Assembly Bolts | 18 N.m | 13 lb ft |
| Air Cleaner Outlet Duct Nut | 2 N.m | 18 lb in |
| Air Cleaner Outlet Resonator Adapter Stud | 8 N.m | 71 lb in |
| Air Shield Mounting Bolts | 33 N.m | 24 lb ft |
| Camshaft Position Sensor Screws | 2.2 N.m | 20 lb in |
| Crankshaft Position Sensor Mounting Bolt | 8 N.m | 71 lb in |
| Distributor Cap Screws | 2.4 N.m | 21 lb in |
| Distributor Mounting Clamp Bolt | 25 N.m | 18 lb ft |
| Distributor Rotor Retaining Screws | 2 N.m | 18 lb in |
| Distributor Rotor to Reluctor Wheel Screws | 19.5 N.m | 14 lb ft |
| EGR Pipe to Exhaust Manifold | 25 N.m | 18 lb ft |
| EGR Pipe to Intake Manifold | 10 N.m | 89 lb in |
| EGR Retaining Fastener to Pipe Bracket | 25 N.m | 18 lb ft |
| EGR Valve Attaching Bolts | 25 N.m | 18 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Evaporative Emission (EVAP) Canister Bracket Bolt | 12 N.m | 106 lb in |
| Exhaust Gas Recirculation (EGR) Pipe to Exhaust Manifold Fittings | 30 N.m | 22 lb ft |
| Fuel and EVAP Pipe Retainer Nut | 28 N.m | 21 lb ft |
| Fuel Fill Hose Clamp | 2.75 N.m | 24 lb in |
| Fuel Injector Retainer Lock Nuts | 3 N.m | 27 lb in |
| Fuel Pipe Attaching Nuts | 27 N.m | 20 lb ft |
| Fuel Pipe Bracket Retaining Bolt | 6 N.m | 53 lb in |
| Fuel Pipe Fittings | 27 N.m | 20 lb ft |
| Fuel Pipe Retainer Clip Nut | 28 N.m | 21 lb ft |
| Fuel Pipe Retainer Nuts | 3 N.m | 27 lb in |
| Fuel Pipe Retaining Clips Bolts | 12 N.m | 106 lb in |
| Fuel Tank Strap Attaching Bolts | 20.5 N.m | 15 lb ft |
| Heated Oxygen Sensor (HO2S) | 42 N.m | 31 lb ft |
| Idle Air Control (IAC) Valve Attaching Fastener | 3 N.m | 27 lb in |
| Ignition Coil Mounting Screws | 11 N.m | 97 lb in |
| Ignition Control Module (ICM) Mounting Screws | 3.5 N.m | 31 lb in |
| Knock Sensor (KS) Bolt | 25 N.m | 18 lb ft |
| Mass Air Flow (MAF) Sensor Clamps | 4 N.m | 35 lb in |
| Powertrain Control Module (PCM) Connector End Fasteners | 8 N.m | 71 lb in |
| Purge Valve Mounting Nuts | 12 N.m | 106 lb in |
| Spark Plugs - New Aluminum Heads | 20 N.m | 15 lb ft |
| Spark Plugs - New Iron Heads | 30 N.m | 22 lb ft |
| Spark Plugs - Used Heads | 15 N.m | 11 lb ft |
| Steering Linkage Shield Mounting Bolts | 33 N.m | 24 lb ft |
| Throttle Body Assembly Retaining Studs | 9 N.m | 80 lb in |
| Throttle Position (TP) Sensor Fasteners | 2 N.m | 18 lb in |
| Upper Manifold Bolts | 8 N.m | 71 lb in |
| Upper Manifold Nuts | 8 N.m | 71 lb in |
| Vacuum Module Attaching Bolts | 8 N.m | 71 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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.