1998 Buick Regal Owner's Manual - Page 88

To replace your battery: 1. Insert a flat object like a dime the slot on the into back of the transmitter. Gently pry apart the front and back. Trunk 2. Gently pry the battery out of the transmitter. 3. Put the new battery into the transmitter as shown on the transmitter (use type CR2032 battery or equivalent). It can be dangerous to drive with the trunk open because carbon monoxide (CO) gas can come into your vehicle. You can't see or smell CO. It can cause unconsciousnessand even death. If you must drive with the trunk open ifor electrical wiring or other cable connections must pass through the seal between the body and the trunk: Make sure all windows are shut. 0 Tbrn the fan on your heating cooling or system to its highest speed with the setting on VENT. That will force outside air into your vehicle. See "Comfort Controls" in the Index. If you have air outlets on or under the instrument panel, open them all the way. See "Engine Exhaust'' in the Index. 4. Put the two halves back together. Make sure the halves are together tightly so water won't get in. 5. Resynchronize and then test the transmitter. Resynchronizing Your Remote Keyless Entry Transmitter After you have changed the battery in your transmitter, you will need to resynchronize the transmitter. To do this, press the LOCK and UNLOCK buttons on the transmitter together and hold for approximately seven seconds or until three brief horn chirps areheard. You will also need to usethis procedure if your vehicle has lost battery power for an extended period of time. 2-14