Buick Regal 2018-2025 Service Manual / Accessories and Equipment / Power Seats / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
- DTC B1405, B1825, B2355, B2365, or B2375 (Driver Seat)
- DTC B1405, B1825, B2355, B2365, or B2375 (Passenger Seat)
- DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 (Driver Seat)
- DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 (Passenger Seat)
- DTC B183B or B183C
- DTC B2755 or B2765
- DTC B3920
- DTC B392B
- DTC B392C
- Symptoms - Power Seats
- Lumbar/Bolster/Massage Malfunction (AVK without AF6 or AVU without AKE)
- Lumbar/Bolster/Massage Malfunction (AL9 or AT9)
- Memory Seat Feature Malfunction
- Power Folding Seat Malfunction
- Power Seat Malfunction (Driver or Passenger without Memory A44 or A45)
- Power Seat Malfunction (Driver Seat with Memory A45)
- Power Seat Malfunction (Passenger Seat with Memory A44)
READ NEXT:
DTC B1405, B1825, B2355, B2365, or B2375 (Driver Seat)
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.
Diag
DTC B1405, B1825, B2355, B2365, or B2375 (Passenger Seat)
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.
Diag
DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 (Driver Seat)
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.
Diag
SEE MORE:
Vehicle Alarm System
Anti-Theft Locking System
Warning:
Do not use the system if there are
people in the vehicle! The doors
cannot be unlocked or opened
from the inside.
The vehicle is equipped with a
deadbolt locking feature in addition
to the standard door locks.
The deadbolt is engaged whenever
on the RKE transmitt
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)
© 2019-2025 Copyright www.buregal6.com
