1997 Pontiac Firebird Owner's Manual - Page 59

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. Hatch It can be dangerous to drive with the hatch open because carbon monoxide ( C O )gas can come into your vehicle. You can't see or smell CO, It can cause unconsciousness and even death. If you must drive with the hatch open or if electrical wiring or other cable connections must pass through the seal between the body and the hatch: Make sure all windows are shut. Turn the fan your heating or cooling system to its highest speed with the setting on VENT, That will force outside air into your vehicle. See ''Comfort Controls" the Index. in If you have air outlets on or under the instrument paad, open them all the way. See '(Engine Exhaust" in the Index. To replace the batteryin the key chain transmitter: 1. Carefully pry off the cover by inserting a dime (or similar object) in a slot between the covers and twist, 2. Lift off the back cover. 3. Remove and repla'cethe battery. Use one battery, type CR2032, or a sirnilar type. Put thenew battery in printed side down. 4. Replace the back cov'er.Make sure the cover is on tightly s0 water won't get in. 5. Check the transmitter operation. If the transmitter does not work afterbattery replacement, it may need to be resynchronized or matched to your vehicle. See "Synchronization" in the Index. 2-10