GM Service Manual Online
For 1990-2009 cars only

    Important: 

       • When replacing the worn or cracked bearings and the cups, replace the bearings in sets.
       • The low mileage bearings may have very small scratches and pits on the rollers and the bearing cups from the initial preload.
            Do not replace a bearing for this reason.

  1. Inspect the bearings for smooth rotation after oiling.
  2. Inspect the bearing rollers for wear.
  3. Inspect the bearing cups for the following conditions:
  4. • Wear
    • Cracks
    • Brinelling
    • Scoring