1997 Buick LeSabre Owner's Manual - Page 73

To replace the battery: 1. Insert a coin into the notch near the keyring. Turn the coin counterclockwise to separate the twohalves of the transmitter. Trunk Trunk Lock Release To unlock the trunk from the outside, insert the door key and turn it. 2. Once the transmitter is separated, use a pencil to remove the old battery. Do not use a metal object. 3. Remove and replace the battery. Replace it as the instructions inside the cover indicate. Remote Trunk Release - 4. Snap the transmitter back together tightly to be sure no moisture can enter. 5. Resynchronize the transmitter by pressing and holding the LOCK and UNLOCK buttons for about eight seconds. You must be within range of the vehicle. When the transmitter has been resynchronized, the horn will chirp and the exterior lamps will flash once. I NOTICE: When replacing the battery, use care not to touch any of the circuitry.Static from your body transferred to these surfaces may damage the transmitter. The TRUNK releasebutton is on the instrument panel to the left of the steering column. The transaxle must be in PARK (P) or NEUTRAL (N). If the remote trunk release button does not open the trunk, make sure the remote trunk release lockout switch in the glove box is in the on position. 2-13