fuel pump went out about 2 years ago. had it replaced bought part from o'rielys. runs fine except when outside temp gets above 90 degrees. runs fine in fall nad winter but as soon as spring and summer comes around i can be going down the road and motor instantly cuts off. pump makes a high pitched grind then stops. can wait about 20 minutes and car will crank up and run fine for a few miles and then do the same thing. fuel tank feels very warm to touch. try to keep it close to full all the time. checked and replaced fuel relay.vacumnlines gas cap.please help. vehicle has 250000. miles on it but runns great except for this problem .can't fix gonna shoot thank you
fuel pump problems i think on 1994 Chevrolet S10 Blazer
by tiller in Greer, SC on August 31, 2010
ANSWER by dandd on August 31, 2010
How is your fuel filter? When was it last replaced?
ANSWER by Visitor on December 25, 2010
As another poster said check the inline fuel filter and consider changing it. I cut one open (it caused a pump failure) and found it full of a very fine material probably picked up from crappy gas. I routinely change mine at about 15k miles since filters are cheaper than fuel pumps
my daughters blazer stalled going on the freeway entrance and will not start now I think it may be the fuel pump, but I wanted to check if the fuse is good first
My blazer stopped running. I replaced fuel pump, filter, and relay. The fuel pump didn't run wh...
i replaced the fuel pump at the tank. but now still not run. i check fuel relay no power. can any one help me? yes i replaced the icu thinking tha was my problen and still dont have power at the fu...
engine is loaded up with fuel, i can bring the rpms up for a few seconds and the engine will run and idle normally, about half of the time,mostly during cold weather, this happens and will not cle...
i just recently got my blazer put back together and well half way running again. lol anyways I had the fuel pump, sending unit and strainer replaced but not the fuel filter. I wouldn't need to ask,...