1996 Pontiac Bonneville Owner's Manual - Page 62

To replace the battery: Trunk Trunk Lock Release To unlock the trunk from the outside, insert the door key and turn it. 1. Insert a coin into the notch near the keyring. Turn the coin counterclockwise to separate the two halves of the transmitter. 2. Once the transmitteris separated, usea pencil to remove the old battery. not use a metal object. Do 3. Remove and replace the battery. Replace as the it instructions inside the cover indicate. Be.sure not to touch any the black boxes or the of green surfaces. Any static transferred your from body to these areas may cause the transmitter to be inoperative. 4 Snap the transmitter back together tightly to be sure . no moisture can enter. Remote Trunk Release (Option) If you havethis option, press the trunk release button located below the driver's door armrest to release thetrunk lid. I -. ' .'- 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 clwp and the exterior lamps will flash once. The ignitionmay be on or OFF and the transaxle must be in PARK (P). The system also works with the Remote Keyless Entry system.