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Home >> Buick >> 2012 >> Regal GS, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Data Communications System >> Diagnostic Information and Procedures >> DTC U0001 >> DTC Descriptor

July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Descriptor

DTC U0001 00: High Speed CAN Communication Bus

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