C 3500 HD Truck 2WD V8-8.1L VIN G (2002)
Fluid - Differential: Service and Repair
Lubricant Change
Lubricant Change
Removal Procedure
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the fill plug.
3. Remove the rear axle housing cover bolts.
4. Remove the rear axle housing cover. Drain the lubricant into a suitable container.
5. Remove the sealant from the rear axle housing and the rear axle housing cover.
Installation Procedure
1. Apply an approximately 3.18 - 6.35 mm (1/8 - 1/4 inch) high and 3.18 - 6.35 mm (1/8 - 1/4 inch) wide bead of sealant (GM P/N 12346240 or
equivalent) to the rear axle housing cover.
The sealant is to be applied in the middle of the rear axle housing cover flange and on the inside of all bolt hole openings as shown.
2. Install the rear axle housing cover.
Notice: Refer to Fastener Notice in Service Precautions.
