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Home >> GMC >> 2017 >> Terrain SL, Gas >> Repair and Diagnosis (Single Page) >> Body & Frame >> Ignition Switch/Steering Lock >> Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC B1370-B1379, B1380-B1389, or B1440-B1443: Control Module Ignition Circuits (Body Control Module) >> DTC Descriptors
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DTC Descriptors

DTC B1370

Control Module Ignition ON and Start Circuit

DTC B1380

Control Module Ignition Accessory Circuit

DTC B1441

Control Module Ignition Off, Run, and Crank Circuit

For symptom byte information refer to Symptom Byte List