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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 Valve and Seat Grinding

Valve Measurement and Reconditioning Overview Proper valve service is critical to engine performance. Therefore, all detailed measurement procedures must be followed to identify components that are out of specification. If the measurement procedures reveal that the valve or valve seat must b

 Tire Changing

Removing the Spare Tire and Tools Jack Wrench Tow Hook (If Equipped) Extension Bolt Insulator Pad (If Equipped) To access the spare tire and tools: 1. Open the liftgate. 2. Remove the spare tire cover. 3. Turn the retainer nut counterclockwise and remove the spare tire. Place the spare tire

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