Instrument Panel Illumination Control

This feature controls the brightness of the instrument panel controls and infotainment

This feature controls the brightness of the instrument panel controls and infotainment display screen. The thumbwheel is located to the left of the steering column on the instrument panel.

Move the thumbwheel up or down and hold, to brighten or dim the instrument panel (Instrument Panel Brightness): Move the thumbwheel up or down and hold, to brighten or dim the instrument panel controls and infotainment display screen.

    See also:

    Design story
    The Buick Regal's sleek design blends the sweeping silhouette and proportions of a coupe in a progressive package that suggests motion from all angles. Great attention to detail complements that a ...

    Footnotes — Maintenance Schedule Additional Required Services — Severe
    a) Check all fuel and vapor lines and hoses for proper hook-up, routing, and condition. Check that the purge valve, if the vehicle has one, works properly. Replace as needed. b) Or every four yea ...

    Brake Assist
    This vehicle has a brake assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydraulic brake co ...