GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the negative battery cable. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  2. Remove the console as necessary.
  3. Place the shift lever in (P) Park.
  4. Turn the ignition key to the RUN position.
  5. Remove the left sound insulator and the knee bolster as necessary.

  6. Object Number: 104927  Size: SH

    Important: Do not attempt to perform the following steps with the key in any other position.

  7. Slip a screwdriver blade into the slot provided in the ignition switch inhibitor.
  8. Depress the cable latch.
  9. Pull the cable from the inhibitor.
  10. Pull the cable adjuster locking button at the shift control bracket to the UP position.

  11. Object Number: 97279  Size: SH
  12. Pull rearward on the cable end in order to unsnap the cable from the park lock lever pin on the shift control assembly.
  13. Depress the two cable adjuster tangs and remove from the shifter control assembly.
  14. Remove the cable clips.

Installation Procedure


    Object Number: 97279  Size: SH
  1. With the cable adjuster locking button in the UP position and the shift lever in the (P) Park position, snap the cable connector into the shifter control bracket. Ensure that the two cable adjuster tangs are fully engaged.
  2. With the ignition in the RUN position, snap the cable into the inhibitor housing.
  3. Important: Do not insert the cable with the key in any other position except RUN.

  4. Turn the ignition key to LOCK.
  5. Snap the cable end onto the park lock lever pin on the shift control assembly.
  6. Complete the following steps in order to adjust the assembly:
  7. Ensure that the ignition key is in the LOCK position. If the key can not be rotated to the LOCK position, lift the adjuster locking button and slide the adjuster rearward in the car compressing the spring and hold. Rotate the key in order to lock.

  8. Object Number: 97542  Size: SH
  9. Ensure that the cable adjuster locking button is in the UP position.
  10. Grasp the park lock cable near the forward end of the adjuster spring. Push the cable toward the front of the vehicle in order to remove the slack and release.
  11. Move the cable adjuster rearward in the vehicle 1.5 mm (1/16 in) from the position established in the previous step.

  12. Object Number: 97544  Size: SH
  13. While holding this position, push the adjuster locking button down flush with the adjuster body.
  14. Install the left sound insulator and the knee bolster.
  15. Install the console.
  16. Connect the negative battery cable.
  17. In order to verify correct functional operation of the park lock system, perform the following steps:
  18. 14.1. Turn the ignition key to the OFF/LOCK position.
    14.2. If you can shift out of (P) Park, readjust the park lock cable.
    14.3. Turn the ignition key to the RUN position.
    14.4. Shift to (N) Neutral.
    14.5. If you can turn the ignition key to the OFF/LOCK position and are able to remove the key, readjust the park lock cable.
    14.6. Return the shifter to (P) Park.
    14.7. Turn the ignition key to OFF/LOCK.
    14.8. If you can not remove the key, readjust the park lock cable.