GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 523640  Size: SH
  1. Remove the instrument panel (IP) compartment door latch. Refer to Instrument Panel Compartment Door Latch Replacement .
  2. Insert the key into the lock cylinder (2).
  3. Rotate the key to the locked position.
  4. Remove the key from the lock cylinder (2).
  5. Depress the silver key tumbler using a small bladed screwdriver.
  6. While depressing the key tumbler reinsert the key into the lock cylinder (2).
  7. Rotate the cylinder clockwise and remove the lock cylinder (2) and the key from the door latch (1).

Installation Procedure


    Object Number: 523640  Size: SH
  1. Depress the silver key tumbler and insert the key into the lock cylinder (2).
  2. Important: Open the lock handle in order to allow installation.

  3. Insert the lock cylinder (2) and the key into the door latch (1).
  4. Relock the lock rotor.
  5. Rotate the key to the unlock position.
  6. Remove the key from the lock cylinder (2).
  7. Install the IP compartment door latch. Refer to Instrument Panel Compartment Door Latch Replacement .