GM Service Manual Online
For 1990-2009 cars only

Any of the following conditions may cause a shudder or a vibration during acceleration:

    • Worn or damaged differential-side joints.
    • Worn or damaged wheel-side joints.
    • A sticking spider assembly (differential-side joint).
    • A sticking wheel-side joint assembly.
    • Excessive wheel-side joint angle.
    • Excessive toe. Refer to Wheel Alignment Measurement in Wheel Alignment.
    • Incorrect trim height. Refer to Trim Height in Suspension General Diagnosis.