1997 GMC Jimmy "pressure check fuel 99" Questions

...lose prime again and I have to pour more gas into the throttle body and it will start again. what could it be? check the fuel pressure reg. valve n see if it still holding pressure if not change ...

...to stall if it is backfiring in the intake, this usually indicates a lean condition. check your fuel pressure and volumn. sounds though, as though you may have a restriction in a fuel line or a

the next thing to check is fuel pressure with a gauge.  GM vortec engines require 60psi or more to run.If the check engine light is on you should also have the computer scanned for trouble codes

...pressure thats the basics we can work from there. Check the Distributor Cap and Rotor Button (If it Has One) they might be worn. I have to replace mine on my 99 Jimmy 4X4 once a year (give or

...to fail due to corrosion to the wires. Check that if your not getting any sparks and also check the fuel pressure, your should have 62 to 65 PIS at the shredder valve. Good luck and keep me

...pressure is 60 psi no leaks sometimes a p0302 will come up as well please help thanks when you change spark plug did you check the spark plug gap and how old O2 sensors then you need to know that ...

...is a clogged catalytic converter. Take it to good muffler shop, they can check the back pressure in the exhaust system. If it's not the cat, it could be a fuel delivery problem or the

99 GMC Jimmy cutting off while going down the road. check the fuel pressure, if that is ok, check the electronic egr valve. it can be removed and cleaned and replaced.

...check fuel pressure and if that is good then check for spark to the spark plugs.If you don`t have a pressure tester to check fuel pressure then just remove the air cleaner boot to the throttle body ...

...check to make sure you have fuel pressure which has to have a gauge hooked up to the fuel pressure rail. You have checked all of your fuses correct? its your fuel system the fuel pump stops working i ...