I've driven three different vehicles with the CEL on, which the shop couldn't diagnose or correct ("maybe it's this, maybe it's that, we ain't real sure, but pay us a couple grand anyway"), for thousands of miles without any of the events you described ever happening.
I've driven three different vehicles with the CEL on, which the shop couldn't diagnose or correct ("maybe it's this, maybe it's that, we ain't real sure, but pay us a couple grand anyway"), for thousands of miles without any of the events you described ever happening.
But you do you, homey.