GM Service Manual Online
For 1990-2009 cars only
  1. Remove the upper and lower trim covers. Refer to Steering Column Trim Covers - Disassemble - Off Vehicle .
  2. Remove the automatic transmission shift lock control assembly. Refer to Automatic Transmission Shift Lock Control Disassemble - Off Vehicle .

  3. Object Number: 420194  Size: SH
  4. The lock cylinder should be in the OFF-LOCK position.
  5. Disconnect the park lock cable assembly (1).
  6. Insert a small screwdriver into the slot on the electronic lock module assembly and push against the locking tab to remove.

  7. Object Number: 420217  Size: SH
  8. Remove the 3 flat head 6 lobed socket tap screws from the linear shift assembly.
  9. Remove the linear shift assembly from the steering column.