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Home >> Cadillac >> 2013 >> XTS FWD, Trans Mfr CD 6T70/M7W >> Repair and Diagnosis >> External Pages >> Different car >> Section 188 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B1271: Theft Protection Active >> Diagnostic Aids
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Diagnostic Aids

WARNING: This page is about a different car, the 2015 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

A possible cause of incorrect VIN info could be the Control Module was originally installed in another vehicle.