2012 GMC Canyon Owner's Manual - Page 40

2-14 Keys, Doors, and Windows Temperature Display Press Y b or depending on the mirror, press O to turn the display on or off. To adjust between Fahrenheit and Celsius: 1. Press and hold Y b / O for a few seconds. The current unit of measure (C or F) flashes. 2. Press Y b / O again and release to change the unit of measure. Wait several seconds and the compass/temperature display returns with the selected unit of measure. It is normal under certain conditions for the temperature update to be delayed. If an incorrect temperature displays for an extended period, see your dealer. The mirror may also have OnStar® and/or a compass and outside temperature display. Control buttons for the OnStar system are at the bottom of the mirror. See the OnStar Owners Guide for more information about the services OnStar provides. See Compass on page 5‑3 for more information about the compass display. See "Temperature Display" after, for more information about the outside temperature display. AUTO/ ( / O (On/Off): Press and hold AUTO/ ( for about three seconds or depending on the mirror, press O to turn automatic dimming on or off. The automatic dimming feature comes on and the indicator light illuminates each time the vehicle is started. Y b / O (On/Off) : Windows { WARNING Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather. Cleaning the Mirror Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water.