GM Service Manual Online
For 1990-2009 cars only

Vibration/Rattling

Cause

Correction

  1. Loose system components.
  2. Misaligned system components.
  3. Bent or damaged support brackets or mounts.
  4. Loose heat shields.
  1. Tighten loose components.
  2. Align system components.
  3. Repair as necessary
  4. Tighten heat shields.