Ramon Betan

I used have a Colodaro 2017 with multiple transmission issue never got fixed after 6 times in the dealer I got a letter from them that they di6have the remedy at the moment and I decided to change car and I bought a Silverado custom 2019 and now I have this issue with the stereo dealer already replace the entire display and still have this issue I don't know what to do. I should bought another car away from GM, but I do like GM cas please please get my car fix/solution.