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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC B15EF >> DTC Descriptors

DTC Descriptors

DTC B15EF: Immobilizer Antenna Low Signal

For symptom byte information, refer to Symptom Byte List .

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