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 .
Worn, loose, or damaged axle mount and/or bracket | Repair or replace the axle mount and/or bracket as required.
Incorrect gear oil | Replace with the correct gear oil and friction modifier additive. Refer to Adhesives, Fluids, Lubricants, and Sealers .