Buick Regal 2018-2025 Service Manual / Steering & Driveline & Axle / Rear Drive Axle / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
- DTC C0393
- DTC C0407
- DTC C1230 or C1231
- DTC C1244, C1245, or C124B
- DTC C1282
- DTC C12A1 or C12A9
- Symptoms - Rear Differential Carrier
READ NEXT:
DTC C0393
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 C0407
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 C1230 or C1231
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:
DTC C0569
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 Descriptor
DT
Seat Haptic Signal Motor Malfunction
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
Diagnosis
An overview of each diagnostic category can be found here: Diagnostic
Proced
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