2012 GMC Acadia Owner's Manual - Page 46

2-16 Keys, Doors, and Windows The SERVICE THEFT DETERRENT SYSTEM message displays on the Driver Information Center (DIC) when there is a problem with the theft-deterrent system. See Anti-theft Alarm System Messages on page 5‑41 for additional information. Do not leave the key or device that disarms or deactivates the theft-deterrent system in the vehicle. Exterior Mirrors Convex Mirrors Power Mirrors { WARNING A convex mirror can make things, like other vehicles, look farther away than they really are. If you cut too sharply into the right lane, you could hit a vehicle on the right. Check the inside mirror or glance over your shoulder before changing lanes. The passenger side mirror is convex shaped. A convex mirror's surface is curved so more can be seen from the driver seat. 1. Press Base Model To adjust the mirrors: o or p to select a mirror. 2. Press the control pad to adjust the mirror. 3. Return the switch to the center to deselect the mirror.