See also:

Air Quality Sensor
For vehicles with an air quality sensor, the climate control system adjusts to limit some exhaust fumes from being pulled inside your vehicle. Press the AUTO button on the climate control t ...

Transmission Messages
DIFFERENTIAL HOT, REDUCE SPEED (CTS-V ONLY) This message displays and a chime sounds if the differential fluid temperature exceeds 150°C (300°F). Driving aggressively or at high speeds can ...

Exit Lighting
The headlamps, taillamps, parking lamps, back—up lamps, and license plate lamps come on at night, or in areas with limited lighting, when a door is opened after the ignition is turned off. The dome ...