Buick Regal Owners & Service Manuals

Buick Regal: Diagnostic Information and Procedures

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 DTC B0012 or B0013

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 B0014, B0021, B0031, or B0038

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 B0015, B001A, B001B, or B0022

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

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 DTC B3976

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

 Special Tools and Equipment

SPECIAL TOOLS (DIAGNOSTIC TOOLS) CH-34730-2C J-34730-2C Injector Test Lamp CH-37287-1A Fuel Pressure Gauge Adapter 3/8" CH-38641-B J-38641-B Diesel Fuel Quality Tester CH-39021-301 J-39021-301 Fuel Injector Harness Adapter CH-39021-460 J-39021-460 Fuel Injector Test Adapter CH-41415-30 GE-41415

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