2006 Buick LaCrosse Owner's Manual - Page 246

Theft-Deterrent Feature THEFTLOCK is designed to discourage theft of your vehicle's 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 will not operate and LOC or LOCKED will appear on the display. With THEFTLOCK® activated, the radio will not operate if stolen. ® Audio Steering Wheel Controls If your vehicle has this feature, some audio functions can be adjusted at the steering wheel. They include the following: p SEEK o: Press and release the right or the left arrow to go to the next or to the previous station and stay there. 3-124