fuel pressure. Its cheaper to replace, especially if it's still original from 04. Try running some injector cleaner through a couple of tanks of high octane gas. A common cause for stalling at idle is
...fuel pressure tested. And to be sure it's not a fuel problem, test the pressure after the engine shuts off on its own. If fuel pressure is still at spec, it is likely an ignition ...
Question about Jeep Cars & Trucks
...Jeep Grd. Cher. Spec. Edit. 4.0L http://repairpal.com/OBD-II-Code-P0172-and-P0175 Fuel pressure regulator , leaking fuel injectors What Can Cause P0172 P0175 Rich DTC Diagnosing to Win with Fuel ...
...fuel pressure gauge up to the fuel rail and check the fuel pressure, after you have verified the fuel pressure is good let the gauge sit and monitor how much "bleed down" occurs if the bleed down is ...
...fuel pressure regulater to ensure that is working right i do not have the specs on your vehical nor am i sure this is the problem-problems i am simply suggesting thoughts i would definetly get a ...
Question about GMC Envoy
...HAS DIAGNOSED THE PROBLEM TO AVOID SPENDING YOUR HARD EARNED MONEY ON PARTS THAT MAY NOT CORRECT THE PROBLEM. Also always check fuel pressure for correct spec for your make and engine
...fuel pressure on my 04 deville well depends on the engine option on most cars. about 1/2 the cars made have the fuel test port on the rail. (others a plug and you get to buy one) many finer cars have ...
fuel pressure, faulty injectors or an intake leak. Check your intake bolts, our intake is plastic and the bolts DO come loose often. Re-tighten, erase the code and see if that works. I would check the
...pressure fpump will go uptp 80 .spec is 55....airflow senso and o2 new...acts like hp pump bad...no codes except p300 Your fuel pump may be bad. But have you checked the cam positioning sensor or map ...
...TECHNICAIN HAS DIAGNOSED THE PROBLEM TO AVOID SPENDING YOUR HARD EARNED MONEY ON PARTS THAT MAY NOT CORRECT THE PROBLEM. Also always check fuel pressure for correct spec for your make and engine
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