See also:

Wiper Activated Headlamps
This feature activates the headlamps and parking lamps after the windshield wipers are turned on and have completed eight wipe cycles within four minutes. When the ignition is turned to LOCK/OFF, ...

Power Door Locks
(Unlock): Press to unlock the doors. (Lock): Press to lock the doors. See “Power Door Locks” in Vehicle Personalization . ...

Accessories and Modifications
When you add non-GM accessories to your vehicle they can affect your vehicle’s performance and safety, including such things as, airbags, braking, stability, ride and handling, emissions systems, ...