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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1561 (REAR DRIVE AXLE)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Fastener Tightening Specifications
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Axle Flange Bolts, 10.5" Axle | 156 N.m | 115 lb ft |
| Axle Flange Bolts, 11.5" Axle | 200 N.m | 148 lb ft |
| Bearing Cap Bolts, 8.6" Axle | 75 N.m | 55 lb ft |
| Bearing Cap Bolts, 9.5" Axle | 85 N.m | 63 lb ft |
| Bearing Cap Bolts, 9.75" Axle | 109 N.m | 80 lb ft |
| Bearing Cap Bolts, 10.5" Axle | 185 N.m | 136 lb ft |
| Bearing Cap Bolts, 11.5" Axle | 207 N.m | 153 lb ft |
| Brake Backing Plate Bolts, All Except 9.75" Axle | 140 N.m | 103 lb ft |
| Brake Hose Bracket Bolt | 22 N.m | 16 lb ft |
| Brake Pipe Bracket to Rear Axle Bolts | 22 N.m | 16 lb ft |
| Brake Pipe Bracket to Rear Axle Nut | 13 N.m | 10 lb ft |
| Brake Pipe Junction Block Bolt | 22 N.m | 16 lb ft |
| Differential Bearing Adjuster Nut Lock Bolt, 9.5" Axle | 26 N.m | 19 lb ft |
| Differential Bearing Adjuster Nut Lock Bolt, 10.5" Axle | 27 N.m | 20 lb ft |
| Differential Bearing Adjuster Nut Lock Bolt, 11.5" Axle | 27 N.m | 20 lb ft |
| Differential Housing Cover Bolts, All Except 9.75" Axle | 40 N.m | 30 lb ft |
| Drain Plug, All Except 9.75" Axle | 33 N.m | 24 lb ft |
| Drain Plug, 9.75" Axle | 27 N.m | 20 lb ft |
| Fill Plug, All Except 9.75" Axle | 33 N.m | 24 lb ft |
| Fill Plug, 9.75" Axle | 21 N.m | 15 lb ft |
| Flex Hose Bracket Bolts | 12 N.m | 1106 lb in |
| Jounce Bracket Bolt, 9.75" Axle | 12 N.m | 106 lb in |
| Pinion Bearing Cage Bolts, 10.5" Axle | 88 N.m | 65 lb ft |
| Pinion Shaft Lock Bolt, 8.6" Axle | 36 N.m | 27 lb ft |
| Pinion Shaft Lock Bolt, 9.5" Axle | 50 N.m | 37 lb ft |
| Pinion Yoke Nut, 9.75" Axle | 370 N.m | 273 lb ft |
| Propeller Shaft Retainer Bolts | 25 N.m | 18 lb ft |
| Ring Gear Bolts, 8.6" Axle | 120 N.m | 89 lb ft |
| Ring Gear Bolts, 9.5" Axle | 140 N.m | 103 lb ft |
| Ring Gear Bolts, 9.75" Axle | 178 N.m | 131 lb ft |
| Ring Gear Bolts, 10.5" Axle | 165 N.m | 122 lb ft |
| Ring Gear Bolts, 11.5" Axle | 237 N.m | 175 lb ft |
| Shock Absorber Nuts - Lower | 95 N.m | 70 lb ft |
| Stabilizer Shaft Link Bolts | 95 N.m | 70 lb ft |
| Stabilizer Shaft U-bolt Nuts | 32 N.m | 24 lb ft |
| U-Bolt Nuts, 15 Series w/o RPO NYS | 72 N.m | 53 lb ft |
| U-Bolt Nuts, 15 Series w/ RPO NYS | 150 N.m | 110 lb ft |
| U-Bolt Nuts, 25/35 Series | 150 N.m | 110 lb ft |
| Wheel Hub Nut, 10.5", 11.5" Axle | 70 N.m | 52 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.