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 C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1054 (ENGINE EXHAUST SYSTEM)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2006 Chevrolet Suburban C1500, 5.3 Z
Fastener Tightening Specifications
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Catalytic Converter to Exhaust Manifold Nut (4.3L, 4.8L, 5.3L, 6.0L, 6.2L) | 50 N.m | 37 lb ft |
| Catalytic Converter to Muffler Nut (4.3L, 4.8L, 5.3L, 6.0L, 6.2L) | 45 N.m | 33 lb ft |
| Catalytic Converter to Particulate Filter Nut (6.6L) | 45 N.m | 33 lb ft |
| Exhaust Gas Recirculation (EGR) Cooler Pipe Bracket Upper Bolt (6.6L) | 9 N.m | 80 lb in |
| Exhaust Gas Recirculation (EGR) Cooler Pipe Lower Bolt (6.6L) | 9 N.m | 80 lb in |
| Exhaust Heat Shield Nut | 9 N.m | 80 lb in |
| Exhaust Manifold Bolts (4.8L, 5.3L, 6.0L, 6.2L) | ||
|
15 N.m | 11 lb ft |
|
25 N.m | 18 lb ft |
| Exhaust Manifold Bolt/Nut (6.6L) | ||
|
57 N.m | 42 lb ft |
|
57 N.m | 42 lb ft |
| Exhaust Manifold Bolt/Stud (4.3L) | 30 N.m | 22 lb ft |
| Exhaust Manifold Heat Shield Bolt (4.3L, 4.8L, 5.3L, 6.0L, 6.2L) | 9 N.m | 80 lb in |
| Exhaust Manifold Heat Shield Bolt (6.6L) | 10 N.m | 89 lb in |
| Exhaust Manifold Pipe to Exhaust Manifold Nut (6.0L) | 50 N.m | 37 lb ft |
| Exhaust Muffler Clamp (6.0L) | 47 N.m | 35 lb ft |
| Exhaust Muffler to Exhaust Manifold Pipe Nut (6.0L) | 45 N.m | 33 lb ft |
| Exhaust Muffler to Exhaust Particulate Filter Nut (6.6L) | 45 N.m | 33 lb ft |
| Exhaust Pipe Bolt (6.6L) | 53 N.m | 39 lb ft |
| Exhaust Pipe Hanger Bracket Bolt (6.0L, 6.6L) | 25 N.m | 18 lb ft |
| Exhaust Pipe Heat Shield Bolt (6.6L) | 10 N.m | 89 lb in |
| Heated Oxygen Sensor (HO2S) (4.3L, 4.8L, 5.3L, 6.0L, 6.2L) | 42 N.m | 31 lb ft |
| Muffler to Catalytic Converter Nut (4.3L, 4.8L, 5.3L, 6.0L, 6.2L) | 45 N.m | 33 lb ft |
| Oil Level Indicator Tube Bolt (4.8L, 5.3L, 6.0L, 6.2L) | 25 N.m | 18 lb ft |
| Oil Level Indicator Tube Bolt (6.6L) | 21 N.m | 15 lb ft |
| Oil Pan Skid Plate Bolt | 28 N.m | 21 lb ft |
| Rear Shock Absorber Lower Bolt (6.0L, 6.2L, 6.6L) | 95 N.m | 70 lb ft |
| Steering Shaft Coupling Bolt/Nut (4.8L, 5.3L, 6.0L, 6.2L) | 50 N.m | 37 lb ft |
| Transmission Fluid Fill Tube Nut (6.6L) | 18 N.m | 13 lb ft |
| Transmission Mount to Support Nut (6.0L, 6.6L) | 40 N.m | 30 lb ft |
| Transmission Support Crossmember Bolt (6.0L, 6.6L) | 95 N.m | 70 lb ft |
| Turbocharger Exhaust Pipe to Bracket Bolt (6.6L) | 34 N.m | 25 lb ft |
| Turbocharger Exhaust Pipe to Catalytic Converter Clamp (6.6L) | 12 N.m | 106 lb in |
| Turbocharger Exhaust Pipe Heat Shield Bolt (6.6L) | 10 N.m | 89 lb in |
| Turbocharger Exhaust Pipe to Turbocharger Clamp Bolt (6.6L) | 15 N.m | 11 lb ft |
| Turbocharger Upper Heat Shield Bolt (6.6L) | 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.