Check the hose clips for tightness and examine the trunking for any cracks or splits and in addition to every the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best mannerism to locate a leak is to have the engine handing out and warm and subsequently spray lighter gas /propane or brake cleaner a propos each joint in turn. If the engine rev s going on you ve found your leak.
I bought it in July, drove it home from LA (to Utah), and the problems started suddenly after I got it home.Any other back you can provide is appreciated. I don't know what else to accomplish but undertake it encourage to the dealer. I know I've got the shop foreman full of life upon it at the dealer, but I yet environment its pushed to the encourage as its outdated and everyone loses in this situation.
This could be a large vacuum leak ,with the MAF aligned it is only measuring the air that is getting bearing in mind the MAF, hence if the intake manifold is sucking in air the freshen to fuel ratio will be certainly out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. subsequently carb cleaner vaporizer spray in the area of the hissing taking into account the engine management and later you hear the engine stall or rev cutting edge there is the leak ,could be a bad vacuum hose bad gasket on the manifold.