For 1990-2009 cars

Cause | Correction
--- | ---
Important:

• | Inspect for the proper gear oil levels prior to performing system diagnosis. Refer to Rear Axle Lubricant Level Inspection .

• | Operate the vehicle turning in tight circles in both left and right directions. A chatter type concern may indicate an incorrect type gear oil, lack of the friction modifier additive, or worn friction discs and/or plates.

DEFINITION: A noise is present only when the vehicle turns.

Worn or loose rear axle mount and/or bracket | Repair or replace as required.
Worn axle shaft constant velocity joints | Replace the constant velocity joints as required.
Worn wheel bearings | Replace the wheel bearings as required.
Incorrect gear oil | Fill to the proper level with the correct gear oil and friction modifier additive. Refer to Adhesives, Fluids, Lubricants, and Sealers and Rear Axle Lubricant Level Inspection .