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:
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK/OFF in each shift lever position.
• The ignition should turn to LOCK/OFF only
when the shift lever is in P (Park). ...
Engine Cooling when Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...
If the HUD Image Is Not Clear
• Is the HUD image too bright?
• Are the windshield and HUD
lens clean?
If the HUD image is not correct,
contact your dealer.
Keep in mind that the windshield is
part of the HUD system. ...
