GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Check for worn or damaged differential gear components. Refer to Gears Clean and Inspect in the MJ1/MK7 Section of the Transmission Unit Repair Manual.
  2. Repair or replace worn or damaged parts.

Has the noise disappeared?

--

System OK

Go to Noisy in All Gears