GM Service Manual Online
For 1990-2009 cars only

Before beginning diagnosis, review the system description and operation in order to familiarise yourself with the system function. Refer to Wheel Drive Shafts Description and Operation.

Classifying the Symptom

Wheel drive shaft symptoms can usually be classified into the following categories:

    • Noises.
    • Vibrations.

Visual/Physical Inspection

    • Inspect the system components for obvious damage or conditions which could cause the symptom.
    • Inspect the system for aftermarket devices which could affect the operation of the wheel drive shaft.

Symptom List

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

    •  Clunk When Accelerating from Coast.
    •  Shudder or Vibration During Acceleration.