GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 36346 Fascia Retainer Remover
    • J 45404 Transaxle Range Switch Alignment Tool

Removal Procedure

    Caution: Do not tip the battery over a 45 degree angle or acid could spill causing serious personal injury.

    Important: Record all pre-set radio stations.

  1. Remove the battery. Refer to Battery Replacement .
  2. Remove the battery box. Refer to Battery Box Replacement .

  3. Object Number: 951487  Size: SH
  4. Loosen the battery tray bracket screws and remove the battery tray bracket.
  5. Important: The transaxle manual shaft must be in N (Neutral) position prior to re-installing the switch.

  6. Apply the parking brake and place control shift lever in N (Neutral).
  7. Insert Graphic SMPAT93340AA1. Using Fascia Retainer Remover J 36346 remove the control cable assembly from park/neutral position switch lever.
  8. Disconnect the electrical harness from park/neutral position.
  9. Insert Graphic SMPAT95259AA. Remove park/neutral position switch lever and nut.

  10. Object Number: 955494  Size: SH
  11. Using a screwdriver, bend the lockwasher tabs on the manual shaft nut retainer down.

  12. Object Number: 955512  Size: SH
  13. Remove the nut, lock tab washer and flat washer.

  14. Object Number: 955528  Size: SH
  15. Remove the park/neutral position switch bolt, stud and flat washers.
  16. Remove the park/neutral position switch.

Installation Procedure

(USING OLD SWITCH)


    Object Number: 955528  Size: SH
  1. Install the park/neutral position switch to the manual valve lever.
  2. Install the washer stud and the bolt, then hand tighten.

  3. Object Number: 955512  Size: SH
  4. Install the flat washer, lock tab washer and nut.
  5. Tighten
    Tighten the park/neutral position switch nut to 7 N·m (62 lb in).

  6. Place the manual valve lever in N (Neutral) position.
  7. Insert Graphic SMPAT94102AA. Install the Transaxle Range Switch Alignment Tool J 45404 and align the tool pointer to the neutral basic line.
  8. Remove the alignment tool.
  9. Tighten the park/neutral position switch bolt and stud.
  10. Tighten
    Tighten the park/neutral position switch bolt and stud to 25 N·m (18 lb ft).


    Object Number: 977800  Size: SH
  11. Move the lock washer into place by bending the tabs up with pliers.
  12. Connect the electrical harness to the park/neutral position switch.
  13. Insert Graphic SMPAT95259AA. Install the park/neutral switch lever and nut.
  14. Tighten
    Tighten the Park/Neutral position switch lever nut to 16 N·m (12 lb ft).

  15. Install the control cable assembly to the park/neutral switch lever.

  16. Object Number: 951487  Size: SH
  17. Install the battery tray bracket.
  18. Position the battery tray bracket and tighten the screws.
  19. Tighten
    Tighten the battery tray bracket screws to 16 N·m (12 lb ft).

  20. Install the battery box. Refer to Battery Box Replacement .
  21. Install the battery. Refer to Battery Replacement .
  22. After adjusting the switch, verify the engine only starts in P (Park) or N (Neutral). If the engine starts in any other position, readjust the switch. Refer to "Park/Neutral Position Switch Adjustment" procedure in this service manual.

Installation Procedure

(USING NEW SWITCH)


    Object Number: 955528  Size: SH
  1. Make sure the transaxle manual shaft is in the N (Neutral) position.
  2. Install the park/neutral position switch to the manual valve lever.
  3. Insert Graphic SMPAT94002AA. Tighten the park/neutral position switch bolt and stud.
  4. Tighten
    Tighten the park/neutral position switch bolts to 25 N·m (18 lb ft).


    Object Number: 955512  Size: SH
  5. Install the flat washer, lock tab washer and nut.
  6. Tighten
    Tighten the park/neutral position switch nut to 7 N·m (62 lb in).


    Object Number: 977800  Size: SH
  7. Move the lock tab washer into place by bending the tabs up with pliers.
  8. Connect the electrical harness to the park/neutral position switch.
  9. Insert Graphic SMPAT95259AA. Install the park/neutral position switch lever and nut.
  10. Tighten
    Tighten the park/neutral position switch lever nut to 16 N·m (12 lb ft).

  11. Insert Graphic SMPAT93340AA1. Install the control cable assembly to the park/neutral position switch lever.

  12. Object Number: 951487  Size: SH
  13. Install the battery tray bracket.
  14. Position the battery tray bracket and tighten the screws.
  15. Tighten
    Tighten the battery tray bracket screws to 16 N·m (12 lb ft).

  16. Install the battery box. Refer to Battery Box Replacement .
  17. Install the battery. Refer to Battery Replacement .