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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1035 (Automatic Transmission - ALLISON - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Off-Vehicle Repair Information >> 2-6 Clutch Backing Plate Inspection

2-6 Clutch Backing Plate Inspection

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    Fig 1: Measuring Clutch Backing Plate Dimension
    GM1217433Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Perform the following measurements at 3 or more locations.
  1. Measure the thickness of the 2-6 clutch backing plate at dimension A.

    Specification:  The 2-6 clutch backing plate minimum thickness is 15.400 mm (0.6063 in).

  2. Measure the cone of the 2-6 clutch backing plate.
  3. Replace the backing plate (1) if any cone is present.