Yes, exact same issue on a 2023 ram 2500 Cummins 2500 miles on it dealer ordered a new turn signal stock but it won’t be here for a month. Not sure if that’s even the problem I’m hoping so.
Same appeared for me this weekend, after experiencing just the HB activation.
Some days left signal activates HBs,some days flash to pass activates the left signal bump, some days it behaves