2009 GMC Canyon Owner's Manual - Page 119

Mirrors Manual Rearview Mirror Hold the inside rearview mirror in the center to move it for a clearer view behind your vehicle. Adjust the mirror to avoid glare from the headlamps behind you. Push the tab forward for daytime use and pull it for nighttime use. For vehicles with OnStar®: Vehicles with this feature have three control buttons located at the bottom of the mirror. See your dealer/retailer for more information on the system and how to subscribe to OnStar®. See OnStar® System on page 2-41 for more information about the services OnStar® provides. Adjust this type of mirror to avoid glare from the headlamps behind you by turning the knob counterclockwise for nighttime driving and clockwise for daytime driving. Automatic Dimming Rearview Mirror The vehicle may have an automatic dimming rearview mirror. Automatic dimming reduces the glare of lights from behind the vehicle. 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 OnStar® System on page 2-41 for more information about the services OnStar® provides. See Compass on page 2-38 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. Cleaning the Mirror Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water. 2-37