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JBARTGMC-10 07-27-2004 10:48 PM

blows fuel pumps
 
we have a 95 s-10 blazer the has a 4.3 engine. It keeps blowing fuel pumps. Won't start if the motor is warm then finally just quits starting. Any ideas?

RodeRash 07-29-2004 10:15 AM

It the pump cannot reach the minimum required pressure (I think it is around 56 psi), there is a check valve that will not let any fuel to the engine.
If you keep having problems with the pump, (starting at the battery) I would check the electrical system. Low voltage (or amperage) could be causing performance problems with the pump.
Try jump starting your truck the next time it happens. (the extra battery power may make a difference)


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