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Home >> GMC >> 2007 >> Acadia SLE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 405 (Keyless Entry System And Remote Functions) >> Diagnostic Information and Procedures >> DTC B3121 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2007 Cadillac XLR. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic procedure supports the following DTC:

DTC B3121 Keyless Entry Antenna 3 Performance

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