How To Program A Key Fob Chevy Impala. Diy programming instructions are free and included with the purchase. And turn it to on (run).
If you have at least one functional key, you can get an additional key purchasing a cut key online and follow the instruction bellow to program it: Turn to lock/off, and remove the key. Remove the key lock cylinder cap on the driver door handle.
Press the vehicle information button until press to relearn remote key is displayed on the screen.
Insert an existing programmed functional key into the ignition slot. Turn the ignition to acc or on and the radio to off. Quickly, within five seconds, insert the second original already programmed key in the ignition and turn to on/run. Remove the existing key and, within fifteen seconds, insert the new key and turn it.