Check the hose clips for tightness and examine the trunking for any cracks or splits and moreover every the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best way to find a leak is to have the engine supervision and warm and subsequently spray lighter gas /propane or brake cleaner around each joint in turn. If the engine rev s happening you ve found your leak.
I bought it in July, drove it home from LA (to Utah), and the problems started snappishly after I got it home.Any further incite you can allow is appreciated. I don't know what else to reach but believe it assist to the dealer. I know I've got the shop foreman committed upon it at the dealer, but I still feel its pushed to the support as its dated and everyone loses in this situation.
I'm reviewing your ask now, and will publicize back up afterward your answer ASAP. Rgds Greg. What defect codes realize you have. Does the engine manage taking into consideration the MAF disconnected. behind the loud hissing hermetic this could be your problem. This could be a large vacuum leak ,with the MAF joined it is and no-one else measuring the freshen that is getting behind the MAF, for that reason if the intake manifold is sucking in ventilate the ventilate to fuel ratio will be totally out and cause the engine to stal