Buick Repair Questions? Ask a Mechanic for Answers ASAP
Take the keys out of the vehicle ,lock the vehicle & then unlock the drivers door with the key.This will tell the computer that you are the owner.
If the security light is flashing you may need to do a relearn procedure.
Important: The vehicle learns the password XXXXX the next ignition switch transition from OFF to CRANK. You must turn the ignition OFF before attempting to start the vehicle.