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:
Repair Instructions
Ambient Air Temperature Calculation Reset (with Ambient Air
Temperature Sensor Wired to ECM)
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
Rear Brake Hose Replacement (GNC)
Removal Procedure
WARNING: Brake Dust Warning
WARNING: Brake Fluid Irritant Warning
1. Raise and support the vehicle.
2. Remove the tire and wheel assembly.
3.
Brake Pipe Fitting(1) - Disconnect.
4. Cap the brake pipe fitting to prevent brake fluid loss and contamination.
5.
Brake Hose Retainer
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