GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 191027  Size: SH
  1. Open the I/P passenger compartment door.
  2. Remove the screws retaining the passenger compartment door handle.
  3. Remove the door handle.

  4. Object Number: 191029  Size: SH
  5. Insert the key into the door handle lock cylinder.
  6. Turn the key 1/4  turn clockwise (LOCK position).
  7. Release the lock cylinder retainer.
  8. Insert a small diameter tool into the slot on the RH side of the door handle and depress and hold the lock cylinder retainer.


    Object Number: 191032  Size: SH
  9. Turn the key an additional 1/4 turn clockwise.
  10. Pull to remove the lock cylinder.

Installation Procedure


    Object Number: 191032  Size: SH
  1. Insert the key into the lock cylinder.
  2. Insert the lock cylinder into the passenger compartment door handle.
  3. Align the lock cylinder in the same position used for removal, then push to seat fully.

  4. Turn the key 1/4 turn counterclockwise to secure the lock cylinder retainer.
  5. Turn the key an additional 1/4 turn counterclockwise and remove.
  6. Inspect the operation of the lock cylinder.
  7. The lock cylinder should only allow a 1/4 turn and should be securely retained in the door handle.


    Object Number: 191027  Size: SH
  8. Install the door handle to the passenger compartment.
  9. Install the passenger compartment door handle retaining screws.
  10. Close the passenger compartment door.