GM Service Manual Online
For 1990-2009 cars only

    Warning: Refer to Safety Glasses Warning in the Preface section.


    Object Number: 1246026  Size: SH
  1. Check to see if the sliding surface of the disc, plate, and flange are worn or burnt. Replace them if necessary.
  2. • If the lining of the disc is peeling off or discolored, or even if a part of the printed number is defaced, replace all discs.
    • Before assembling new discs, soak them in ATF for at least 15 minutes.

    Object Number: 1246027  Size: SH
  3. Using vernier calipers, measure the free length of the direct clutch return spring together with the spring sheet.
  4. Specifications
    Standard free length is 36.04 mm (1.4189 in).


    Object Number: 1246029  Size: SH
  5. Check that the check ball is free by shaking the direct clutch piston.
  6. Check that the valve does not leak by applying low-pressure compressed air.