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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 375 (ENGINE EXHAUST SYSTEM)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS (L47)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Fastener Tightening Specifications (L47)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Fastener Tightening Specifications (L47)
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications (L47)
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Catalytic Converter Nut | 25 N.m | 18 lb ft |
| Center Exhaust Hanger Bolt | 30 N.m | 22 lb ft |
| Coil Cassette Ground Wire Nut | 17 N.m | 13 lb ft |
| EGR Inlet Pipe Nut | 60 N.m | 44 lb ft |
| Engine Frame Bolt | 191 N.m | 141 lb ft |
| Engine Mount Nut | 80 N.m | 59 lb ft |
| Exhaust Manifold Bolt | 25 N.m | 18 lb ft |
| Exhaust Manifold Nut | 25 N.m | 18 lb ft |
| Exhaust Manifold Rear Pipe to Exhaust Manifold Flange Seal Retainer Bolt | 25 N.m | 18 lb ft |
| Exhaust Manifold Rear Pipe to Right Exhaust Manifold Bolt | 40 N.m | 30 lb ft |
| Front Exhaust Manifold Pipe Bolt | 25 N.m | 18 lb ft |
| Front Exhaust Manifold Pipe Support Bolt | 25 N.m | 18 lb ft |
| Intermediate Shaft Pinch Bolt | 45 N.m | 33 lb ft |
| Muffler Clamp Nut | 40 N.m | 30 lb ft |
| Power Steering Gear Heat Shield Bolt | 9 N.m | 80 lb in |
| Rear Exhaust Hanger Bolt | 50 N.m | 37 lb ft |
| Rear Exhaust Hanger Nut | 30 N.m | 22 lb ft |
| Secondary AIR Tube Nut | 12 N.m | 106 lb in |
| Transaxle Mount Nut | 80 N.m | 59 lb ft |
| Vehicle Speed Sensor Heat Shield Nut | 50 N.m | 37 lb ft |
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.