Buick Regal Owners & Service Manuals

Buick Regal: Diagnostic Information and Procedures

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 DTC B1405, B1825, B2355, B2365, or B2375 (Driver Seat)

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 B1405, B1825, B2355, B2365, or B2375 (Passenger Seat)

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 B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 (Driver Seat)

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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 Sunroof

If equipped, the sunroof only operates when the ignition is on or in ACC/ACCESSORY, or when Retained Accessory Power (RAP) is active. Sunroof Switch The vehicle may have one of two different switch configurations. Open/Close (Manual Mode) : Press (1) or (1) to the first detent to open the sunr

 Engine Coolant Temperature Gauge

Uplevel Metric Uplevel English This gauge shows the engine coolant temperature. If the gauge pointer moves toward the warning area at the high end of the gauge, the engine is too hot. The engine coolant temperature warning light comes on when the engine is too hot. This reading indicates the sa

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