How to Program the Keyless Entry for a GMC
- 1). Enter your vehicle, insert your key into the ignition and be sure to close all of the doors and the trunk behind you.
- 2). Hold down the unlock tab on the driver's side door and be prepared to hold it thorough the following steps.
- 3). Turn the ignition from the "On" to the "Off" position twice in a row.
- 4). Release the unlock tab on the driver's side door and wait for the car to respond by cycling the locks.
- 5). Hold both the unlock and lock buttons on your keyless remote until the doors respond by locking again.
- 6). Repeat step five for any additional remotes and remove the key from the ignition to end the programming sequence.
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