GM Service Manual Online
For 1990-2009 cars only

Cleaning and Inspection Procedure

  1. Clean all of the parts in a suitable solvent.
  2. Air dry the parts.

    Important: The shift fork, the pads and the inserts are serviced as an assembly only.

  3. Inspect the shaft for wear or scoring.
  4. Inspect the forks for the following conditions:
  5. • Wear
    • Scoring
    • Distortion
    • (The edges of the forks turn black in color. This is a normal condition.)
  6. Inspect the shift lever and the blockout bushing for wear.
  7. Inspect the pins for wear or distortion.
  8. Important: Wear or distortion requires replacement of the assembly and close inspection of the mating parts.

  9. Inspect the shift shaft socket assembly components for wear or distortion.