GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 23085-A Selective Washer Gauging Tool


    Object Number: 180830  Size: SH
  1. Install J 23085-A on the transmission case flange and against the turbine shaft.
  2. Loosen the thumb screw on J 23085-A .
  3. Position the inner shaft of J 23085-A against the thrust surface of the second clutch hub.
  4. Tighten the thumb screw.
  5. Remove J 23085-A .

  6. Object Number: 180834  Size: SH
  7. Measure gap 1.
  8. Refer to Selective Thrust Washer to compare the measurement of gap 1. The selective washer thickness must not exceed the measurement of gap 1.