Buick Regal 2018-2026 Owners Manual / Lighting
Buick Regal: Lighting
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Exterior Lamp Controls
The exterior lamp control is on the
instrument panel to the left of the
steering column.
There are four positions.
: Turns the exterior lamps off and
deactivates the AUTO mode. Turn
to again to r
Automatic Headlamp
System
When the exterior lamp control is
set to AUTO and it is dark enough
outside, the headlamps come on
automatically.
There is a light sensor on top of the
instrument panel. Do not cover the
sensor; othe
SEE MORE:
DTC P0325, P0327, P0328, P0330, P0332, or P0333
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D
Description and Operation
CAMBER DESCRIPTION
Camber is the tilting of the wheels from the vertical when viewed from the
front of the vehicle. When the
wheels tilt outward at the top, the camber is positive (+). When the wheel tilts
inward at the top, the camber
is negative (-). The amount of tilt is measured in degrees fr
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