2012 GMC Canyon Owner's Manual - Page 144

7-2 Infotainment System The vehicle has Retained Accessory Power (RAP). With RAP, the audio system can be played even after the ignition is turned off. See Retained Accessory Power (RAP) on page 9‑26 for more information. Operation Theft-Deterrent Feature TheftLock® is designed to discourage theft of the radio. The feature works automatically by learning a portion of the Vehicle Identification Number (VIN). If the radio is moved to a different vehicle, it does not operate and either LOC or LOCKED displays. When the radio and vehicle are turned off, there may be a blinking red light to indicate TheftLock is armed. With TheftLock activated, the radio does not operate if stolen. AM-FM Radio