GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Apply the parking brake.
  2. Shift the transmission into neutral.
  3. Disconnect the negative battery cable.

  4. Object Number: 32650  Size: SH
  5. Remove the nut securing the transmission control lever to the manual shaft.
  6. Remove the transmission control lever from the manual shaft.
  7. Disconnect the wiring harness connector from the park/neutral position switch.
  8. Remove two bolts securing the park/neutral position switch to the transmission.
  9. Remove the park/neutral position switch from the manual shaft.

Installation Procedure

Tools Required

J 41364-A Park/Neutral Position Switch Alignment Tool


    Object Number: 102270  Size: SH
  1. Position the J 41364-A onto the park/neutral position switch. Ensure that the two slots on the switch where the manual shaft is inserted are lined up with the lower two tabs on the tool.
  2. Rotate the tool until the upper locator pin on the tool is lined up with the slot on the top of the switch.

  3. Object Number: 32650  Size: SH
  4. If the park/neutral position switch did not slide off the manual shaft, file the outer edge of the manual shaft in order to remove any burrs.
  5. Install the switch to the transmission manual shaft by aligning the switch hub flats with the manual shaft flats.
  6. Slide the switch onto the transmission manual shaft until the switch mounting bracket contacts the mounting bosses on the transmission.
  7. Install the switch to the transmission with two bolts.
  8. Tighten
    Tighten the bolts securing the switch to 28 N·m (21 lb ft).

  9. Remove the J 41364-A from the switch.
  10. Install the wiring harness connectors to the switch.

  11. Object Number: 32650  Size: SH
  12. Install the transmission control lever to the manual shaft with the nut.
  13. Tighten
    Tighten the control lever nut to 28 N·m (21 lb ft).

  14. Lower the vehicle.
  15. Connect the negative battery cable.
  16. Inspect the switch for proper operation. The engine must start in the Park or Neutral positions only. If adjustment is required, loosen the switch retaining bolts and rotate the switch slightly, then tighten the bolts and check the switch for proper operation.