2004 Chevrolet Monte Carlo Owner's Manual - Page 96

Automatic Dimming Rearview Mirror There are two lamps located on the bottom of the mirror. Press the button next to each lamp to turn it on and off. One photocell on the front of the mirror senses when it is becoming dark outside. Another photocell, facing rearward, senses headlamps behind you. To turn the automatic dimming feature off, press the center button again. To keep the photocells operating well, occasionally clean them with a cotton swab and glass cleaner. Automatic Dimming Rearview Mirror with OnStar® Your vehicle may be equipped with an automatic dimming rearview mirror. Push the center button below the mirror to turn this feature on. The mirror will darken gradually to reduce glare from headlamps behind you. This may take a few moments. The mirror will lighten whenever you shift to REVERSE (R). Your vehicle may be equipped with an automatic dimming rearview mirror with the OnStar® System. Press the button located below the mirror, on the far left, for up to three seconds to turn the automatic dimming feature off and on. While turned on, this mirror functions exactly like the automatic dimming mirror described previously. There are two lamps located on the bottom of the mirror. Press the button next to each lamp to turn it on and off. 2-32