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Chevy blazer s-10 1987 which relay is fuel pump relay is it out of the three

Posted / edited by AnonymousUser on : 15-01-2018

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I have changed the fuel pump on my 1997 chevy blazer 3 times in three months. I have changed to relay (found in the glove box), and the fuel filter. The car wont crank unless I pour gas directly into the butterfly on the top. The last two times I changed the fuel pump, the pump gradually stopped working, making a loud Whine before it quit. This time, we got it started, and running just fine for a few days, then it got where it would not crank without pouring gas in. Now, you can't here the fue


You may have a problem with the wireing harnest to the fuel pump There is a service boletin #25215705 released in march 07 The wiring is not resistance wire and tends to over heat When i did mind i bought a deiphi fuel pump and this kit came with the ... 1997 Chevrolet Blazer

Chevy blazer s-10 1987 which relay is fuel pump relay is it out of the three


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I have a 1989 chevy Blazer 4.3 auto 4x4 Turned off the blazer tried to restart it would not turn over the fuel system is ok it has a new fuel pump relay fuel pump and fuel filter cleaned out the battery cables also tried starter fluid in the carborator. I believe I am getting no Spark.


Check your coils if you pull a plug and put it back into the wire, turn over to see if spark, if not coils or dis. module. hope this helps you, thanks robert b. ... 1989 Chevrolet S-10 Blazer

I need to know how to check the fuel pump relay. If it is good, my fuel pump is bad. Can I by-pass the internal gas tank fuel pump and put an external one on. This is for a 2001 chevy blazer. Is it true there is not a fuel pump inertia switch? The symptoms are: the truck would run fine, then the next time it would not start. Then later it would. Never knew when it would not start. Already changed the fuel filter.


No bypass. There is no switch (Fords only) there are several relays that are th esame, you can swap it with the horn relay. You should be able to hear the relay turn the pump on for 2 seconds when you turn the key on. Sometimes you can give the bott ... 1997 Chevrolet Blazer

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I have a 2001 Chevy blazer extreme, I have replaced everything. Fuel pump, filter, and fuel injection spider. None of these were the problem, when I turn the key to the on position, the fuel pressure gauge climbs upto 2 psi. After the pump cycles the pressure drops to 0. If I prime the system the pressure will climb to 10 psi, then promptly die off as the engine stalls out again. I have changed the pump twice just to find out the problem still exists. What am I missing? I have no engine codes th


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If you didn't damage the fuel pump with the dry run, and the relays are new, and the wiring is connected properly, it should work. If you have checked all the fuses in the fuse panel and none are blown, I don't ... 1989 Chevrolet S-10 Blazer

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2002 Chevy Blazer, car will crank but not start. Just changed the fuel filter and sprayed some starter fluid in the hose and the car started for a few seconds and then died again. Is there any way it could be the fuel pump relay or is it the fuel pump?


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1994 chevy s-10 blazer. will start. runs for 25 or 30 minutes and dies when you try to accelerate or after it warms up. will not re start until it sets for 30 minutes. replaced distributor cap, fuel pump, fuel pump relay, entire distributor, computer in behind the glove box, coolant control sensor, throttle position sensor. no change. has plenty of fuel pressure and has spark. the wires to the spider assembly check ok when unplugged and checked during no start episodes. I am pulling my hair out


This sound like an EGR valve that has gunk in the needle seat. Take the valve off and clean it thoroughly of if it is too bad replace it. \015\012\015\012You can prove it is an EGR problem with a vacuum gage connected via a tee to a dir ... 1994 Chevrolet S-10

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Driver's side under the hood above the brake master cylinder ....should be 2 relays there... it's the outer one... they are identical and you can swap them temporarily to check that your fuel pump relay is working. ... 1993 Chevrolet S-10 Blazer

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In the glove box behind a plastic panel. There are 3 relays in there. The fuel pump is the one closest to the drivers side. ... 1997 Chevrolet Blazer

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My 97' Chevy Blazer starts but then cuts out all electrical seems to be working fine, replaced fuel filter and air filter my mechanic said the fuel system seems to be running normal and there was no need to replace the fuel pump. After the engine cuts out it fires right back up. Also before the truck dies the tachometer will fluctuate between 500 and 1500 it also happens while idling at red lights or in park. is there a sensor or relay that might be faulty or vacuum hose any info would be greatl


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We have a 1997 chevy blazer that once it sets for a while will not start unless you poor gas down the throttle body. Then it runs fine until next time. Does it have a fuel regulator and where is it located? Does it have a fuel relay and where is it located? You can hear the fuel pump come on when you turn on the switch. Any advice will be appricated. The car belongs to my soon and he is out of work.


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