Lock All Doors - Active

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Press the transmitter LOCK button to perform the following functions:

Lock all vehicle doors. Immediately turn off the interior lamps.
Lock the liftgate.
Flash the exterior lights, if enabled through the driver information center (DIC).
Chirp the horn if the LOCK button is pressed again within 5 seconds, if enabled through the DIC.
Arm the Content Theft Deterrent (CTD) System, if equipped.