GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 43146 T-30 Tamper Proof Bit

Removal Procedure

  1. Remove the console trim Plate. Refer to Console Trim Plate Replacement in Instrument Panel, Gages and Console.

  2. Object Number: 301685  Size: SH
  3. If equipped with RPO Code (T1A), remove the anti-theft plate and tamper proof fastener from the shifter using the J 43146 .

  4. Object Number: 291741  Size: SH
  5. Disconnect the automatic transmission shift lock actuator wire harness connector, from the automatic transmission shift lock actuator solenoid.
  6. Disengage the locking tab on the park lock cable and lift the cable out of the slot in the shifter.
  7. Unhook the park lock cable from the park lock cam on the shifter.
  8. Turn the ignition switch to the run position.

  9. Object Number: 339402  Size: SH
  10. Depress the locking tab (1) on the cable and pull the cable out of the back of the ignition switch. The locking tab is located on the bottom of the ignition switch facing in the 6 o'clock position

  11. Object Number: 291738  Size: SH
  12. Remove the park lock cable from the vehicle.

Installation Procedure

  1. Turn the ignition switch to the run position.

  2. Object Number: 291738  Size: SH
  3. Install the park lock cable into the back of the I/P.

  4. Object Number: 339237  Size: SH
  5. Align the park lock cable locking tab (1) with its slot in the ignition switch and snap the cable into the switch. The locking tab should be facing downward at the 6 o'clock position.
  6. Route the park lock cable back to its original position.

  7. Object Number: 291741  Size: SH
  8. Connect the park lock cable to the park lock cam on the shifter and slide the cable housing into the shifter.

  9. Object Number: 301685  Size: SH
  10. If equipped with RPO Code (T1A), install the anti-theft plate and tamper proof fastener to the shifter using the J 43146 .
  11. Install the console trim plate (1). Refer to Console Trim Plate Replacement in Instrument Panel, Gages and Console.