GM Service Manual Online
For 1990-2009 cars only

Rear Door Security Locks Sedan

Your vehicle has rear door security locks. These prevent passengers from opening the rear doors from the inside.

Security Lock Label shown


Object Number: 831642  Size: A3

The rear door security locks are located on the inside edge of each rear door. You must open the rear doors to access them. The label depicting lock and unlock positions is located near the lock.

To set the locks, do the following:

  1. Insert the key into the security lock slot and turn it so the slot is in the horizontal position.
  2. Close the door.

When you want to open a rear door when the security lock is on, do the following:

  1. Unlock the door using the remote keyless entry transmitter, if the vehicle has one, the power door lock switch, or by lifting the rear door manual lock.
  2. Open the door from the outside.

To cancel the rear door security lock, do the following:

  1. Unlock the door and open it from the outside.
  2. Insert the key into the security lock slot and turn it so the slot is in the vertical position.