Unlock Button

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Press the UNLOCK button once in order to perform the following functions:

Unlock the driver door only.
Illuminate interior lamps for a predetermined amount of time or until the ignition is turned to the RUN position with a valid key.
Illuminate the puddle lamps (if equipped) for a predetermined amount of time or until the ignition switch is turned to the RUN position with a valid key.
Disarm the content theft deterrent (CTD) system (if equipped).
Deactivate the CTD system when in the Alarm Mode (if equipped).