Programming Instructions: Note: This is the same for many GM vehicles.
Sit in the driver’s seat. Open the driver’s door. Insert the key. Turn it from “Lock” to “Acc” three times. Close and then open the door twice. Turn the key from “Lock” to “Acc” again three times. The locks will cycle. Open and close the door. Push “Lock” on the remote. Push “Unlock” on the remote. The remote is programmed.