GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45404 Transmission Indicator Alignment Tool

Removal Procedure


    Object Number: 1860021  Size: SH
  1. Remove the battery and tray. Refer to Battery Tray Replacement .
  2. Remove the air filter housing.
  3. Important: The transaxle manual shaft must be in neutral (N) position prior to reinstalling the switch.

  4. Apply the parking brake and place the control shift lever in neutral (N).

  5. Object Number: 1860056  Size: SH
  6. Disconnect the transmission range (TR) switch electrical connector (1) and the transaxle electrical connector (2).
  7. Disconnect the cable from the TR switch lever. Refer to Shift Control Cable Replacement .

  8. Object Number: 1860058  Size: SH
  9. Remove the TR switch lever nut and lever.

  10. Object Number: 1860059  Size: SH
  11. Using a screwdriver, bend the lockwasher tabs down away from the manual shaft nut.

  12. Object Number: 1860061  Size: SH
  13. Remove the nut, lock tab washer, and flat washer.

  14. Object Number: 1860063  Size: SH
  15. Remove the TR switch bolts.
  16. Remove the TR switch.

Installation Procedure


    Object Number: 1860063  Size: SH
  1. Install the TR switch to the manual shaft lever.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the bolts. Hand tighten at this time.

  4. Object Number: 1860061  Size: SH
  5. Install the flat washer, lock tab washer, and nut.
  6. Tighten
    Tighten the TR switch nut to 7 N·m (62 lb in).

  7. Ensure the manual shaft is in neutral (N) position.

  8. Object Number: 1860059  Size: SH
  9. Bend the lock washer tabs up to secure the nut.

  10. Object Number: 1860070  Size: SH
  11. Install J 45404 to the manual shaft and rotate the TR switch until the neutral base line on the switch lines up with the indicator line on J 45404 .
  12. Install the TR switch bolts.
  13. Tighten
    Tighten the TR switch bolts to 25 N·m (18 lb in).

  14. Remove the J 45404 from the manual shaft.

  15. Object Number: 1860085  Size: SH
  16. Install the TR switch lever and nut.
  17. Tighten
    Tighten the TR lever nut to 16 N·m (12 lb ft).


    Object Number: 1860056  Size: SH
  18. Install the cable to TR switch lever and adjust the cable. Refer to Shift Control Cable Replacement .
  19. Connect the electrical connector (1, 2).

  20. Object Number: 1860021  Size: SH
  21. Install the air filter housing.
  22. Install the battery and tray. Refer to Battery Tray Replacement .
  23. After adjusting the TR switch, verify the engine only starts in park (P) or neutral (N). If the engine starts in any other position, re-adjust the switch.