GM Service Manual Online
For 1990-2009 cars only

Review the system and operation in order to familiarize yourself with the system functions. Refer to Rear Drive Axle Description and Operation .

Visual/Physical Inspection

    •  Inspect the system for loose or missing fasteners.
    •  Inspect the system for leaking components.
    • Inspect the system for obvious damage or conditions which may cause the symptom.

Symptom List

Refer to a system diagnostic procedure from the following list in order to diagnose the symptom:

    •  Rear Drive Axle Noises
    •  Noisy in Drive
    •  Noisy When Coasting
    •  Intermittent Noise
    •  Constant Noise
    •  Noisy on Turns