Differential Case Bearings Inspection
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- 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.
- Inspect the bearings for smooth rotation after oiling.
- Inspect the bearing rollers for wear.
- Inspect the bearing cups for the following conditions:
- Wear
- Cracks
- Brinelling
- Scoring
IMPORTANT: