Radio with Theftlock
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
The vehicle theft deterrent (VTD) system does not interact with radio theft lock equipped vehicles. Radio theft lock is diagnosed as a stand-alone system. Refer to RADIO/AUDIO SYSTEM DESCRIPTION AND OPERATION in Entertainment.