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 MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 512 (FRONT DRIVE AXLE)SPECIFICATIONSAXLE PRELOAD AND BACKLASH SPECIFICATIONS
2008 Chevrolet HHR LT, 2.4 P, Automatic
Axle Preload and Backlash Specifications
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Axle Preload and Backlash Specifications
WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Differential Drive Pinion and Ring Gear Backlash | 0.08-0.25 mm | 0.003-0.010 in |
| Differential Drive Pinion and Ring Gear Backlash - Preferred | 0.13-0.18 mm | 0.005-0.007 in |
| Pinion Bearing Preload - New Bearings | 1.7-3.4 N.m | 15-30 lb in |
| Pinion Bearing Preload - Used Bearings | 1.1-2.3 N.m | 10-20 lb in |
| Pinion and Differential Case Bearing Preload - New Bearings | 3.4-6.2 N.m | 30-55 lb in |
| Pinion and Differential Case Bearing Preload - Used Bearings | 2.8-5.1 N.m | 25-45 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.