Had the same issue with a 2020 Chevy HD. I was never able to figure out what the issue was, but could confirm brakes and lights were working. The issue seemed to stop after an updates, so my issue seemed to be with the Infotainment system.
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Dave and Samantha, Full-Time since 2020
2024 Montana Legacy 3941FO
2024 RAM 3500 Laramie Night Edition
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