GM Service Manual Online
For 1990-2009 cars only

    Object Number: 334814  Size: SH
  1. Using a feeler gage, measure the piston travel between the intermediate clutch backing plate and the intermediate clutch backing plate retaining ring (629).
  2. Piston Travel Specification
    Piston travel should be 1.02-2.72 mm (0.040-0.107 in).

  3. If piston travel is not correct, inspect for the following conditions and repair as required.
  4. • Proper assembly
    • Dirt or burrs
    • Worn clutch plates, backing plate, or wave plate
    • Worn case area in the snap ring groove

Object Number: 334814  Size: SH

Using a feeler gauge, measure the piston travel between the intermediate clutch backing plate and the intermediate clutch backing plate retaining ring.

Specification
Piston travel should be 1.02-2.72 mm (0.040-0.107 in).