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.
15. Differential Case and Gears Inspection
2011 GMC Canyon 4WD L4-2.9LSECTION 15. Differential Case and Gears Inspection
Differential Case and Gears Inspection
1. Inspect the following components for excessive wear and/or fit:
* The pinion gear shaft
* The thrust washers
* The differential case for wear, cracks and scoring
* The fit of the pinion gear shaft in the differential case
* The fit of the differential side gears in the differential case
* The fit of the side gears on the axle shafts
2. Inspect the teeth of the pinion gears and the differential side gears for the following conditions:
* Wear
* Cracks
* Scoring
* Spalling
3. Replace any worn or poor fitting components as necessary.
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.