See also:

Exterior Lamps Off Reminder
A warning chime sounds if the driver door is opened while the ignition is off and the exterior lamps are on. ...

Vehicle Overview
Buick brings back one of its well-known nameplates — Regal — for its new entry-luxury midsize sedan. Based on the Opel Insignia from Europe, the Regal has a striking resemblance to that model. ...

Horn
Press on the steering wheel pad to sound the horn. ...