Buick Regal 2018-2025 Service Manual / Accessories and Equipment / Wipers and Washers / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
- DTC B370A
- DTC B370B
- DTC B3715 or B3875
- DTC B371A
- DTC B3811
- Symptoms - Wiper/Washer Systems
- Low Washer Fluid Indicator Malfunction
- Washer Malfunction
- Rain Sensor Malfunction
- Rear Wiper System Malfunction
- Rear Washer System Malfunction
- Headlamp Washer Malfunction
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DTC B370A
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 B370B
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 B3715 or B3875
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:
Repair Instructions
PROPELLER SHAFT REPLACEMENT
Special Tools
DT-51329 Drive Shaft Remover
GE-2619-A Slide Hammer
Equivalent regional tools:Special Tools.
Removal Procedure
1. Raise and support the vehicle.
2.
Floor Panel Tunnel Panel Front Brace(3) - Remove.
3.
Floor Panel Tunnel Panel Rear Brace(2) - Remove.
4
Component Locator
POWER TRANSFER UNIT CASE DISASSEMBLED VIEW
Power Transfer Unit Components
Power Transfer Unit Alignment Sleeve
Power Transfer Unit Face Seal - O-Ring
Power Transfer Unit Case
Power Transfer Unit Locating Pin[2x]
Power Transfer Unit Cover Housing Seal
Power Transfer Unit Input Shaft Bearing R
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