See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Air recirculation button
Air recirculation button NOTE: The air recirculation feature is available only on those vehicles equipped with air conditioning. On position (Indicator light on): Interior air is recirculate ...

Reporting safety defects
For USA If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administratio ...