LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1121 (Rear Drive Axle) >> Repair Instructions >> Limited Slip Differential Cleaning and Inspection

Limited Slip Differential Cleaning and Inspection

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View of Differential Pinion Gears
    GM1978914Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Safety Glasses Caution .
  1. Clean all parts with an approved solvent.
  2. Visually inspect all the parts for excessive wear or breakage. Replace the parts if necessary.
  3. Inspect the differential pinion gears (7) and the side gears (8) for any of the following conditions:
    • Wear
    • Cracks
    • Scoring
    • Spalling
  4. Inspect the differential clutch disc packs (2).
    • Inspect the splined differential clutch disc (3)
    • Inspect the eared differential clutch disc (4)
  5. Inspect the differential clutch disc thrust washers (5).
  6. Inspect the differential thrust washers for wear (6).
  7. Inspect the differential carrier case (1) and (10) for cracks and scoring.
  8. Replace the differential assembly if there is damage to the differential carrier case.