GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 26744-A Lip Seal Installer
    • J 39983 Spiral Ring Installer
    • J 34008 Low Reverse Clutch Remover and Installer

    Object Number: 16384  Size: SH
  1. Inspect the low and reverse piston housing (649) for damage or for a plugged feed hole.
  2. Inspect the clutch housing bushing (648) for damage, cracks, or scoring.
  3. Inspect the clutch piston (653) for cracks or damage.

  4. Object Number: 16386  Size: SH
  5. Inspect the waved spring (655) for damage.
  6. Inspect the inner and outer seals (652, 651) of the low reverse piston for cuts or distortion.

  7. Object Number: 16425  Size: SH

    Important: Always reassemble the clutch piston with new inner and outer seals, regardless of the condition of the old seals.

  8. Install new inner and outer seals (652, 651) onto the low and reverse piston (653).

  9. Object Number: 16394  Size: SH
  10. Apply TRANSJELâ„¢ or equivalent to the inner and the outer seals (652, 651).
  11. Use J 26744-A in order to insert the piston (653) into the low and reverse clutch housing (649).

  12. Object Number: 16395  Size: SH
  13. Insert the release spring (655) into the piston assembly (649).
  14. Use J 39983 and an arbor press in order to install the spiral retainer ring (657) onto the low and reverse housing assembly (649).

  15. Object Number: 15768  Size: SH
  16. Using J 34008 , install the low and reverse clutch piston housing assembly (649) into the case.

  17. Object Number: 15766  Size: SH
  18. Install the retainer ring (647) for the low and reverse clutch housing into the case.