Rear Differential Screeches, Whines, Moans, or Squeaks

Rear differential screeches, whines, moans, or squeaks

Diagnostic Procedure:

1. Inspect and/or replace the rear differential fluid. Rear Differential Fluid Inspection and Replacement

2. Inspect the tires.

3. Replace the rear differential carrier assembly.

Also check for:

- Worn or cupped tires
- Tire inflation
- Fluid condition
- Incorrect tire size (rolling circumference)
- Damaged oil pump