This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and suitably not compensated for and can thin the engine out and can as a consequence permit the engine to rev happening following not desired causing rough running. As its a mechanical idiosyncrasy it tends not to tilt on the deformity lively and you can sometimes hear a hissing noise taking into consideration the engine running.
I bought it in July, drove it home from LA (to Utah), and the problems started shortly after I got it home.Any further back you can pay for is appreciated. I don't know what else to attain but put up with it back up to the dealer. I know I've got the shop foreman energetic on it at the dealer, but I yet vibes its pushed to the assist as its pass and everyone loses in this situation.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you taking place to date upon all 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 show many factors may cause the thesame symptom(s)