Buick Regal: Schematic Wiring Diagrams

HEADLIGHTS/DAYTIME RUNNING LIGHTS (DRL) WIRING SCHEMATICS

Controls and Indicators

Halogen Lamps and Daytime Running Lamps (T4A)

Left LED Headlamp Power, Ground and Serial Data (T4L)

Left LED Low Beam Lamps, Cornering Lamp and Cooling Fan (T4L)

Left LED High Beam Lamps, and High Beam Spot (T4L)

Right LED Headlamp Power, Ground and Serial Data (T4L)

Right LED Low Beam Lamps, Cornering Lamp and Cooling Fan (T4L)

Right LED High Beam Lamps, and High Beam Spot (T4L)

Daytime Running Lamps (T4L)

Automatic Leveling and Adaptive Forward Lighting - Power, Ground, Serial Data and Sensors (T4L)

Automatic Leveling and Adaptive Forward Lighting - Aiming, Leveling and Beam Control (T4L)

Manual Leveling (TR6)

FOG LIGHTS WIRING SCHEMATICS

Front Fog Lamps

EXTERIOR LIGHTS WIRING SCHEMATICS

Controls and Indicators

Park Lamps, Tail/Stop Lamps, Tail Lamps, and Side Marker - Left

Park Lamps, Tail/Stop Lamps, Tail Lamps, and Side Marker - Right

Turn Signal Lamps - Left Front

Turn Signal Lamps - Right Front

Stop/Turn Lamps, Center High Mounted Stop Lamp, and Liftgate Courtesy Lamps

Backup and License Lamps

INTERIOR LIGHTS WIRING SCHEMATICS

Controls and Rear Compartment Lamp

Overhead and Instrument Panel Compartment Lamps

Accent and Flood Lamps - Doors (C93)

Accent and Flood Lamps - Instrument Panel and Floor (C93)

INTERIOR LIGHTS DIMMING WIRING SCHEMATICS

Controls, Instrument Panel and Floor Console Lamps

Doors and Overhead Lamps

Indicator Lamps (1 of 2)

Indicator Lamps (2 of 2)

SPECIAL TOOLS AND EQUIPMENT

SPECIAL TOOLS

EL-38522

J-38522

Variable Signal Generator

SPECIFICATIONS

FASTENER SPECIFICATIONS

Reusable Threaded Fastener Tightening Specifications

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