Diagnostic Code Index

2013 Buick Regal Turbo Premium, Standard TransSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC B0978, B097B, or B097C  B0978 01: Power Mode Accessory Indicator Control Circuit Short to Battery
B0978 02: Power Mode Accessory Indicator Control Circuit Short to Ground
B0978 04: Power Mode Accessory Indicator Control Circuit Open
B097B 00: Power Mode Start Switch Circuit Malfunction
B097B 02: Power Mode Start Switch Circuit Short to Ground
B097B 04: Power Mode Start Switch Circuit Open
B097B 08: Power Mode Start Switch Circuit Performance - Signal Invalid
B097B 61: Power Mode Start Switch Circuit - Stuck
B097C 01: Power Mode Run/Start Circuit Indicator Short to Battery
B097C 02: Power Mode Run/Start Circuit Indicator Short to Ground
B097C 04: Power Mode Run/Start Indicator Circuit Open
DTC B1370-B1379, B1380-B1389, or B1440-B1443  B1370 01: Control Module Ignition On and Start Circuit Short to Battery
B1370 04: Control Module Ignition On and Start Circuit Open
B1380 01: Control Module Ignition Accessory Circuit Short to Battery
B1380 04: Control Module Ignition Accessory Circuit Open
B1441 01: Control Module Ignition Off, Run, and Start Circuit Short to Battery
B1441 04: Control Module Ignition Off, Run, and Start Circuit Open
DTC B1445  B1445 02: Control Module Voltage Output Circuit Short to Ground
DTC B144A  B144A 02: RUN Power Relay Circuit Short to Ground
DTC B144B  B144B 02: RUN/CRNK Relay Circuit Short to Ground
DTC B1451  B1451 01: Accessory Power Circuit Short to Voltage
B1451 02: Accessory Power Circuit Short to Ground
B1451 04: Accessory Power Circuit Open/High Resistance
DTC B147E  B147E 02: Battery Saver Relay Set Secondary Circuit Short to Ground
DTC B147F  B147F 02: Battery Saver Relay Reset Secondary Circuit Short to Ground
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.