2000 GMC Jimmy Q&A
2000 GMC Jimmy Question: Fuel Pressure
What pressure is necessary from the fuel pump for the engine to run? - Visitor
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60 to 66 psi - Visitor
I am having problems with my jimmy starting.. It will start but after a few trys.. sometimes tooo many! I had it connected to a diagnostic- it says it could be oxygen sensor defective or ignition ...
...due to a fuel leak inside the intake manifold plenum. Commonly this is caused by a leaking fuel pressure regulator or fuel line. The fuel system will need to be pressurized with the upper intake...
I do not here fuel pump and throttle positioning valve makes noise and 15 pounds while trying to start
im not getting enough fuel pressure any ideas
I have changed MAF and O2 Sensor. Blew cigar smoke into booster hose into intake to area to detect leak. I changed intake and throttle gaskets. This happens noticeably when approaching a half tank...