Vehicle Personalization: Notes
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Your vehicle is equipped with an automatic lock/unlock feature which enables you to program your vehicles power door locks. You can program this feature through the driver information center (DIC), or by the following method. See Driver Personalization for more information on DIC programming.