Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 GMC Acadia, 2011 Chevrolet Traverse, and 2011 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
B2485 02
The CIM detects a short to ground in the Bluetooth ® antenna.
B2485 04
The CIM detects an open/high resistance in the Bluetooth ® antenna.