Hello, I have repaired higher than 30000 vehicles in my career and I infatuation to ask you questions previously I am not there in person to gather together facts, data, or to test your vehicle. I may question you to pretend assay in my stead. If testing is needed and you would rather not play in testing, I can meet the expense of my best advice, Fuel pressure?
I bought it in July, drove it home from LA (to Utah), and the problems started rudely after I got it home.Any extra assist you can find the money for is appreciated. I don't know what else to accomplish but allow it put up to to the dealer. I know I've got the shop foreman functioning upon it at the dealer, but I yet character its pushed to the back up as its out of date and everyone loses in this situation.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you up to date on every maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms in the works and is warmed up? oftentimes in engine play a role many factors may cause the similar symptom(s)