GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 CTS 🢒 Body Hardware and Trim 🢒 Instrument Panel and Console Trim 🢒 Instrument Panel Compartment Door Lock Cylinder Replacement

Removal Procedure

    Object Number: 641756 Size: SH
  1. Remove the instrument panel compartment latch. Refer to Instrument Panel Compartment Door Latch Replacement.
  2. Remove the instrument panel compartment door latch trim cover from the latch assembly. Refer to Instrument Panel Compartment Door Latch Trim Cover Replacement.
  3. Position the instrument panel compartment latch fork bolt in the up position.
  4. Insert the key into the instrument panel compartment lock cylinder.
  5. Rotate the instrument panel compartment lock cylinder clockwise to the 3 o'clock position with the key.
  6. With the key in position, apply a light load and depress the retainer tumbler through the poke hole at the right hand side of the instrument panel compartment latch.

    7. Object Number: 641556 Size: SH
  7. Rotate the key until the instrument panel compartment lock cylinder rotates to about the 5 o'clock position.

    8. This will line up the notch at the rear of the instrument panel compartment lock cylinder with the tab in the instrument panel compartment latch housing.


    Object Number: 641536 Size: SH
  8. Remove the instrument panel compartment lock cylinder from the instrument panel compartment latch by pulling on the key.

Installation Procedure

    Object Number: 641536 Size: SH
  1. Position the instrument panel compartment latch fork bolt in the up position.
  2. Grasp the instrument panel compartment lock cylinder. Depress the rear-most, light-colored tumbler that is flush with the instrument panel compartment lock cylinder surface.
  3. Insert the key.

    4. All the tumblers will now stay depressed.

  4. Insert the instrument panel compartment lock cylinder, with the key inserted, into the instrument panel compartment latch housing. Ensure that the front projection pin is at the appropriate 8 o'clock position.

    5. The instrument panel compartment lock cylinder will drop into place.

  5. Rotate the key counterclockwise until the key stops.
  6. Remove the key, the tumblers will now release.

    7. The instrument panel compartment lock cylinder is now locked into the instrument panel compartment latch housing.

  7. Install the instrument panel compartment door latch trim cover. Refer to Instrument Panel Compartment Door Latch Trim Cover Replacement.
  8. Install the instrument panel compartment latch. Refer to Instrument Panel Compartment Door Latch Replacement.