See also:

Lights On Reminder
If the headlights or parking lights are on after the ignition is turned OFF, a chime will sound to alert the driver when the driver’s door is opened. ...

Recirculation Control
When outside air contains smoke, odors, or high humidity, or if rapid cooling is desired, you may wish to recirculate interior air by pressing the Recirculation control button. Recirculation ...

Exhaust System
The best protection against carbon monoxide entry into the vehicle body is a properly maintained engine exhaust system. If you notice a change in the sound of the exhaust system; or if the exha ...