GM Service Manual Online
For 1990-2009 cars only

Cause

Correction

Important: Inspect the differential oil level prior to performing system diagnosis. Refer to Rear Axle Lubricant Level Inspection .

Worn differential mount and/or mounts.

Replace the differential mounts and/or mounts as required. Refer to Differential Carrier Bushing Replacement - Rear .

Worn wheel drive shaft constant velocity joints.

Replace the constant velocity joints as required. Refer to Wheel Drive Shaft Inner Joint and Boot Replacement and Wheel Drive Shaft Outer Joint and Boot Replacement .

Worn wheel bearings.

Replace the wheel bearings as required. Refer to Wheel Bearings Diagnosis .

Incorrect differential oil.

Fill to the correct level with the correct differential oil. Refer to Lubrication Specifications and Rear Axle Lubricant Level Inspection .