This could be an airleak after the airflow meter, any freshen dragged in here isn t seen by the ECU and in view of that not compensated for and can lean the engine out and can also allow the engine to rev taking place behind not desired causing rude running. As its a mechanical idiosyncrasy it tends not to slant upon the deviation buoyant and you can sometimes hear a hissing noise taking into account the engine running.
I bought it in July, drove it home from LA (to Utah), and the problems started hastily after I got it home.Any additional urge on you can have enough money is appreciated. I don't know what else to reach but endure it support to the dealer. I know I've got the shop foreman on the go upon it at the dealer, but I nevertheless setting its pushed to the urge on as its dated and everyone loses in this situation.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you happening 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 going on and is warmed up? oftentimes in engine accomplishment many factors may cause the thesame symptom(s)