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:
Connector Reconnection - Steering
Special Tools
EL-35616 Terminal Test Probe Kit
For equivalent regional tools, refer to Special Tools.
When the condition is not currently present, but is indicated in DTC history,
the cause may be intermittent.
An intermittent may also be the cause when there is a customer complaint, but
the symp
DTC B25F4 or B25F5
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
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