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Home >> GMC >> 2013 >> Yukon Base, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC C126C, C126D, C12E3, or U180F >> Circuit/System Testing

Circuit/System Testing

Verify that DTC U0074 is not set.

If the DTC is set, refer to DTC U0074

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