This could be an airleak after the airflow meter, any air dragged in here isn t seen by the ECU and as a result not compensated for and can thin the engine out and can also permit the engine to rev up considering not desired causing rough running. As its a mechanical deviation it tends not to position upon the malformation lively and you can sometimes hear a hissing noise similar to the engine running.
I bought it in July, drove it house from LA (to Utah), and the problems started rapidly after I got it home.Any new help you can come up with the money for is appreciated. I don't know what else to accomplish but take it incite to the dealer. I know I've got the shop foreman energetic on it at the dealer, but I yet environment its pushed to the assist as its out of date and everyone loses in this situation.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 going on 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 action many factors may cause the same symptom(s)