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Home >> Cadillac >> 2008 >> STS V >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System & Remote Functions >> Diagnostic Information and Procedures >> DTC B3121 >> DTC Descriptors

DTC Descriptors

DTC B3121 02: Keyless Entry Antenna 3 Performance Short to Ground
DTC B3121 05: Keyless Entry Antenna 3 Performance Short to Battery or Open

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