This remote works on many kinds of GM vehicles. The FCC ID of this keyfob remote transmitter is KOBLEAR1XT. GM made this remote with a few different button configurations under these part numbers: 25695954, 25695955, 25695966, 25695967, 15184352, 15184353, 15752330, 15043458, 10443537. 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 KOBLUEAR1XT 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: 01-02 Chevy Astro, 01-05 Chevy Blazer, 01-04 Chevy Corvette, 01-05 Chevy Impala, 01-05 Chevy Monte Carlo, 01-04 GMC Jimmy, 01-03 GMC Safari
Some of these vehicles use KOBLEAR1XT 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 Lesabre, 01-05 Cadillac Deville, 01-02 Cadillac Eldorado, 01-04 Cadillac Seville, 03-06 Chevy Astro, 03-07 Chevy Express, 01-05 Chevy Mailbu, 03-06 Chevy SSR, 04-05 GMC Safari, 03-07 GMC Savana, 01-04 Olds Alero, 01-03 Olds Aurora, 01-05 Pontiac Bonneville, 01-05 Pontiac Gran Am, 04 Pontiac Grand Prix.