2009 GMC Canyon Owner's Manual - Page 121

Compass Variance The mirror is set to zone eight. If you do not live in zone eight or drive out of the area, the compass variance needs to be changed to the appropriate zone. To adjust for compass variance: 1. Find your current location and variance zone number on the following zone map. 3. Press Y b / O repeatedly until the new zone number displays. After you stop pressing the button, the display shows a compass direction within a few seconds. Outside Manual Mirrors Adjust the outside rearview mirrors to see a little of the side of your vehicle, and the area beside your vehicle. Manually fold the mirrors inward to prevent damage when going through an automatic car wash. To fold, push the mirrors toward the vehicle. Push outward, to return the mirrors to their original position. 2. Press and hold Y number displays. b / O until Z and/or a zone 2-39