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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 191 (Data Communications - Diagnostic Information And Procedures (3 Of 3)) >> Diagnostic Information and Procedures >> DTC U197C >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The K56 Serial Data Gateway Module detects an ECU identification list memory fault error.