Buick Regal 2018-2026 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:
Pressure Cap Testing
Special Tools
GE-42401-A Radiator Cap and Surge Tank Test Adapter
For equivalent regional tools, refer to Special Tools.
WARNING: To avoid being burned, do not remove the radiator cap or surge
tank
cap while the engine is hot. The cooling system will release scalding
fluid and steam under pressure
Engine Oil Life System
The engine oil life system calculates
engine oil life based on vehicle use
and displays the CHANGE ENGINE
OIL SOON message when it is time
to change the engine oil and filter.
The oil life system should be reset
to 100% only following an oil
change.
Resetting the Oil Life System
1. Using the DIC co
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