Third brake light on 2012 cts

Asked by Yankeefan60 Aug 20, 2018 at 10:48 AM about the 2012 Cadillac CTS 3.0L Luxury RWD

Question type: Maintenance & Repair

Is there a fuse for it? If
so,where is it located and
which one is it? If it isn't the
fuse,how can I replace it?

1 Answer
4,955

MGM_Mobile_Electroni... answered 5 years ago

This works through the BCM. Several BCM fuses. It's pretty common for a wire to break where the mesh wire loom bends into the trunk. Most that have this issue have a (light blue) wire that ends up breaking. I hope this helps. Page [10-43] (363) in your owners manual is where your fuses start.

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