WARNING
Leaving children in a vehicle with the ignition key is dangerous and children or others could be seriously injured or killed. They could operate the power windows or other controls or make the vehicle move. The windows will function with the keys in the ignition, and children or others could be caught in the path of a closing window. Do not leave children in a vehicle with the ignition key.
WARNING
Leaving children in a vehicle with a Remote Keyless Entry (RKE) transmitter is dangerous and children or others could be seriously injured or killed. They could operate the power windows or other controls or make the vehicle move. The windows will function with the RKE transmitter in the vehicle, and children or others could be caught in the path of a closing window. Do not leave children in a vehicle with an RKE transmitter.

The key that is part of the Remote Keyless Entry (RKE) transmitter can be used for the ignition and all locks if the vehicle is a key access vehicle. If the vehicle has the keyless ignition, the key can be used for the locks.

Press the button on the RKE transmitter to extend the key. Press the button and the key blade to retract the key.
If it becomes difficult to turn the key, inspect the key blade for debris.
Periodically clean with a brush or pick.
See your dealer if a new key is needed.
With an active OnStar subscription, an OnStar Advisor may remotely unlock the vehicle.
Keys and Locks
Remote Keyless Entry (RKE) SystemAdding Equipment to the Airbag-Equipped Vehicle
Adding accessories that change the vehicle's frame, bumper system, height, front
end, or side sheet metal, may keep the airbag system from working properly. The
operation of the airbag system can also be affected by changing or moving any parts
of the front seats, safety belts, the airbag ...
Installation Procedure
Prepare all mating surfaces as necessary
Align the body lock pillar outer panel reinforcement.
Drill 8 mm (5/16 in) for plug welding along the edges of the body lock
pillar outer panel reinforcement as noted from the original
panel.
Clean and prepare the attaching surfac ...
Removal Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR
Disabling and Enabling.
Disconnect the negative battery cable. Refer to ...