Buick Regal: Interior Lighting
Instrument Panel Illumination Control
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The brightness of the instrument cluster display, infotainment display and controls, steering wheel controls, and all other illuminated controls, as well as feature status indicators can be adjusted.
The knob for this feature is on the instrument panel beside the steering column.
Press to extend the knob, then turn it clockwise or counterclockwise to brighten or dim the lights.
Dome Lamps
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The dome lamp controls are in the overhead console.
To operate, press the following
buttons:
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OFF : Press to turn off the
dome lamps when a door is open.
An indicator light on the button will
turn on when the dome lamp
override is activated. Press .png)
OFF again to deactivate this feature
and the indicator light will turn off.
The dome lamps will come on when doors are opened.
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ON/OFF : Press to turn the dome
lamps on manually.
Reading Lamps
Front Reading Lamps
There are front reading lamps on the overhead console.
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Press the lamp lenses to turn the front reading lamps on or off.
Rear Reading Lamps
The rear reading lamps are in the headliner either over the rear seats or over the rear doors.
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Press the lamp lenses to turn the rear reading lamps on or off.
READ NEXT:
Lighting Features
Entry Lighting
Some exterior lamps and most of
the interior lamps turn on briefly at
night or in areas with limited lighting
when the Remote Keyless Entry
(RKE) transmitter button is
pressed.
After
SEE MORE:
Suspension Position Sensor Calibration
Calibration Criteria
NOTE: Remove any excess weight and do not sit in the vehicle during the
headlamp leveling sensor learn procedure. Any additional weight will
cause the calibration of the front and rear suspension position sensors to
be inaccurate and affect the operation of the headlamp leveling
DTC C0475
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure:Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis:Strategy Based
Diagnosis
An overview of each diagnostic category can be found here:Diagnostic
Procedure
