GM Service Manual Online
For 1990-2009 cars only

With this feature, you can lock the rear doors so they cannot be opened from the inside.


Object Number: 849547  Size: A3

This feature is located on the inside edge of the rear doors.

To use the security locks, do the following:

  1. Open one of the rear doors.

  2. Object Number: 864846  Size: A3

    Turn the lock counterclockwise with your ignition key.

  3. Close the door.
  4. Do the same to the other rear door.

If you want to open the rear door while the security lock is engaged, unlock and open the door from the outside.

To disengage the child security lock feature, turn the lock clockwise with your ignition key.