Buick Regal 2018-2025 Service Manual / Accessories and Equipment / Driver Assistance Systems / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
- DTC B094B or B094C
- DTC B094D or B094E
- DTC B0987
- DTC B1011
- DTC B101D (Frontview Camera Module or Frontview Camera - Windshield)
- DTC B356A
- DTC B390C
- DTC P15F6
- Symptoms - Driver Assistance Systems
- Seat Haptic Signal Motor Malfunction
- Forward Collision Alert System Malfunction
- Rear Cross Traffic Alert System Malfunction
- Side Blind Zone Alert System Malfunction
- Lane Departure Warning System Malfunction
- Lane Keep Assist System Malfunction
READ NEXT:
DTC B094B or B094C
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Diagnostic
System Check - Vehicle
Review the description of Strategy Based Diagnosis: Strate
DTC B094D or B094E
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 B0987
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:
Heated Oxygen and Oxygen Sensor Caution
CAUTION: Do not remove the pigtail from either the heated oxygen sensor
(HO2S) or
the oxygen sensor (O2S). Removing the pigtail or the connector will
affect sensor operation.
Handle the oxygen sensor carefully. Do not drop the HO2S. Keep the inline
electrical connector and the louvered end free of
DTC B258A (TT4)
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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