GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 GMC C Sierra - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - Allison 🢒 2nd Clutch Backing Plate Inspection

    Object Number: 1217433 Size: SH

    Important: Perform the following measurements at 3 or more locations.

  1. Measure the thickness of the 2nd clutch backing plate at dimension A.

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

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