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Home >> Cadillac >> 2011 >> CTS Base, 4D Sedan, 3.6 D, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Data Communications System >> Diagnostic Information and Procedures >> DTC B1009 >> DTC Descriptor

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

DTC Descriptor

DTC B1009: EEPROM Checksum Mismatch/Error

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