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 MANUALSCHEVROLET2001SUBURBAN C1500REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 39 (ENGINE CONTROLS - 4.3L - SPECIFICATIONS)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2001 Chevrolet Suburban C1500
Fastener Tightening Specifications
2001 Chevrolet Suburban C1500SECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2001 GMC Sierra and 2001 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 Bolt | 25 N.m | 18 lb ft |
| Accelerator Cable Bracket Nut | 12 N.m | 106 lb in |
| Accelerator Cable Routing Bracket Nut | 9 N.m | 80 lb in |
| Air Cleaner Outlet Duct Nut | 2.5 N.m | 22 lb in |
| Air Duct Adapter Stud | 8 N.m | 70 lb in |
| Camshaft Position (CMP) Sensor Screws | 2.2 N.m | 20 lb in |
| Coolant Hose Nipple | 17 N.m | 13 lb ft |
| Crankshaft Position (CKP) Sensor Mounting Bolt | 9 N.m | 80 lb in |
| Distributor Bolt | 25 N.m | 18 lb ft |
| Distributor Cap Screws | 2.4 N.m | 21 lb in |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Exhaust Gas Recirculation (EGR) Pipe Bracket Retainer Fastener | 25 N.m | 18 lb ft |
| EGR Pipe Fitting-Exhaust Manifold | 30 N.m | 22 lb ft |
| EGR Pipe Fitting-Intake Manifold | 25 N.m | 18 lb ft |
| EGR Valve Attaching Bolts First Tighten | 10 N.m | 89 lb in |
| EGR Valve Attaching Bolts Second Tighten | 25 N.m | 18 lb ft |
| Evaporative Emission (EVAP) Canister Bracket Bolt | 25 N.m | 18 lb ft |
| EVAP Canister Purge Valve Mounting Nuts | 12 N.m | 106 lb in |
| EVAP Canister Retainer Attaching Bolt | 10 N.m | 89 lb in |
| EVAP Canister Vent Valve Bracket Mount Bolt | 12 N.m | 106 lb in |
| Fuel Feed and Return Pipes Fittings | 28 N.m | 21 lb ft |
| Fuel Fill Hose Clamp | 25 N.m | 18 lb ft |
| Fuel Fill Pipe Ground Strap Bolts | 9 N.m | 80 lb in |
| Fuel Fill Pipe Housing Screws | 2.3 N.m | 20 lb in |
| Fuel Fill Vent Hose Clamp | 2.5 N.m | 22 lb in |
| Fuel Filter Fittings | 25 N.m | 18 lb ft |
| Fuel Hose Engine Compartment | 28 N.m | 21 lb ft |
| Fuel Pipe Clip Bolt | 6 N.m | 53 lb in |
| Fuel Pipe Clip Nut | 25 N.m | 18 lb ft |
| Fuel Pipe Attaching Nuts | 27 N.m | 20 lb ft |
| Fuel Pipe to Fuel Rail Retaining Screw | 3 N.m | 27 lb in |
| Fuel Pipe Return Line Nut | 3 N.m | 27 lb in |
| Fuel Pressure Regulator Bracket | 3.5 N.m | 31 lb in |
| Fuel Rail Attaching Bolts | 10 N.m | 89 lb in |
| Fuel Tank Shield to Frame Bolts | 18 N.m | 13 lb ft |
| Fuel Tank Strap Attaching Bolts | 40 N.m | 30 lb ft |
| Fuel Tank Bracket Strap | 45 N.m | 33 lb ft |
| Heated Oxygen Sensor (HO2S) | 42 N.m | 31 lb ft |
| Idle Air Control (IAC) Valve Attaching Screws | 3 N.m | 27 lb in |
| Ignition Coil Mounting Screws | 11 N.m | 97 lb in |
| Ignition Module Mounting Screws | 3.5 N.m | 31 lb in |
| Injector Retainer Lock Nut | 3 N.m | 27 lb in |
| Knock Sensor (KS) | 25 N.m | 18 lb ft |
| Mass Air Flow/Intake Air Temperature (MAF/IAT) Hose Clamp | 4 N.m | 35 lb in |
| Power Brake Fitting | 13 N.m | 115 lb in |
| Powertrain Control Module (PCM) End Connector Fasteners | 8 N.m | 71 lb in |
| Pressure Regulator Screw | 9.5 N.m | 84 lb in |
| Purge Solenoid Mounting Nuts | 12 N.m | 106 lb in |
| Purge Valve Mounting Bracket Attaching Bolt | 8 N.m | 71 lb in |
| Rotor Hold Down Screws | 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 |
| Steering Linkage Shield Mounting Bolts | 33 N.m | 24 lb ft |
| Throttle Body Assembly Retaining Studs | 9 N.m | 80 lb in |
| Throttle Cable Bracket Bolts | 25 N.m | 18 lb ft |
| Throttle Position (TP) Sensor Bolts | 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:
- • 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.