Door Ajar Light
Buick Regal / Buick Regal Owners Manual / Instruments and Controls / Warning Lights, Gauges, and Indicators / Door Ajar Light

This light comes when a door is open or not securely latched.
See also:
Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work.
You might hear the ABS pump or motor operating and feel the brake pedal pulsate,
but this is normal. ...
Tire Pressure Monitor System
The Tire Pressure Monitor System
(TPMS) uses radio and sensor
technology to check tire pressure
levels. The TPMS sensors monitor
the air pressure in your tires and
transmit tire pressure rea ...
Fuel Additives
To provide cleaner air, all gasolines
in the United States are now
required to contain additives that
help prevent engine and fuel system
deposits from forming, allowing the
emission control ...
