This remote works on many kinds of GM vehicles. The FCC ID of this keyfob remote transmitter is KOBUT1BT. GM made this remote with a few different button configurations under these part numbers: 15732805, 25656444, 25656445, 25665574, 25665575, 25628814, 25668603, 25678792. These remotes are tested on a keyless entry tester before being shipped to you so we can be sure it is sending proper signals.
Some vehicles that use KOBUT1BT 4 Button remotes are onboard programmable and some are not.
These vehicles are onboard programmable, meaning just follow the easy instructions included with the remote to make it work with your car: 96-99 Buick Lesabre, 96-99 Buick Park Avenue, 96-99 Buick Riviera, 00-01 Chevy Astro, 98-01 Chevy Blazer, 00 Chevy Impala, 00 Chevy Malibu, 00 Chevy Monte Carlo, 98-00 GMC Envoy, 98-01 GMC Jimmy, 00-01 GMC Safari, 96-99 Olds Aurora, 98-01 Olds Bravada, 96-99 Olds Eighty Eight, 96-99 Olds LSS, 96 Olds Ninety Eight, 97-99 Olds Regency, 96-99 Pontiac Bonneville, 00 Pontia Grand Am.
Some of these vehicles use KOBUT1BT remotes that have a #1 or 2 on the back. This is for seat memory. It is unimportant to get a #1 and #2 pair. The order they are programmed into the car determines which will act like #1 or #2, if the vehicle is even equipped with seat memory.
These vehicles are not onboard programmable, meaning you should get a local automotive locksmith to program your vehicle to accept new remote(s): 00-05 Buick Park Avenue, 98-00 Cadillac Deville, 98-00 Caddy Eldorado, 98-00 Caddy Seville, 99-00 Olds Alero, 01-02 Olds Aurora, 00 Pontiac Bonneville, 99 Pontiac Grand am.