Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
B2750 01, B2750 04
The Body Control Module will command the horn when requested but the horn will be inoperative.
B2750 02
The horn will sound continuously until the horn is disconnected or when the horn overheats and becomes inoperative.