Having problems with your 2001 Chevrolet Blazer ?

2001 chevy blazer fuel pump

\015 Troubleshooting fuel pump\015 Posted / edited by AnonymousUser on : 22-01-2018

Answers :

You will need a fuel pressure tester to screw onto the fuel rail of engine.. if pressure reads 60psi pump is good...
Repair Help & Product Troubleshooting for 2001 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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Fuel pressure regulator. Dont drive it or start it, fire hazard ... Cars & Trucks

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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This is beginning to look like a pervasive problem not unique to your vehicle. It would be interesting to learn exactly what failed inside the pumps you changed. I don't have any good answers yet but I would make a direct ground connection from the b ... 2001 Chevrolet Blazer

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If you had the pump working, it should pump about a cup [ 8 oz. ] or more in 15 seconds. sounds like the pump is bad or the inlet screen is clogged. the pressure for this system should be at least 13 PSI. I wouldn't test it in a bucket of fuel as ... 1991 Chevrolet S-10

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Where is my fuel pump relay on a 1996 chevy blazer? I changed out my fuel pump and the blazer still will not start

Its in the fuse panel under the hood the cover will tell you where it's located.You also may need to replace the crankshaft speed senser,if it's gone the relay won't work.If you listen and hear no fuel pump running when the key is first turn on then ... 1996 Chevrolet Blazer

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

My 1996 chevy blazer 4.3L will not start unless I put fuel in the carb body. I changed the fuel filter and checked fuel pump and lines. The fuel pump is working. No signs of fuel of leaks. A loss of power when I accelerated.

Could it be your fuel injector? uhm try using a cleaner hopefully it's just dirty ... 1996 Chevrolet Blazer

2000 chevy blazer 4.3L(2 door)3 New fuel pumps and none will pump

Bad ground? ... 2000 Chevrolet Blazer

(2000 Chevy s10 blazer, bogs under acceleration) the fuel pressure regulator was replaced when the injection module was replaced, like i said, the complete unit was replaced. the truck had the problem before all the work was done to it. When i replaced the fuel pump i drained all the old fuel out of the tank, then soaked up what fuel was left in the tank before i installed the new pump with shop rags, filled it up with fresh gas after installing everything, test drove and still have problem. pl

Check your throttle position sensor and if possible connect to snap-on scanner to check for codes ... 2000 Chevrolet Blazer

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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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The fuse I think is under the hood in that fuse box. I know of no other way to remove the pump except to lower the tank on your model ... 2003 Chevrolet Blazer

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No start. Ran sluggish for a few miles. Fuel pressure is about 40 psi at the schrader valve. Fuel pump? Car is a 2000 Chevy Blazer 4.3 V6 with 140,000. Fuel pump has been replaced about 2 years ago. Will start if I pour some fuel in the air horn but dies after about 3 seconds.

I would lean towards the pick up pump not delivering the fuel .Hope this helps. ... 2000 Chevrolet Blazer

2001 chevy blazer, have replaced fuelpump,filter,fuel pump relay.Fuel pump does not run everytime key is turned to start.When pump does run the engine runs for a short time and quits.When I try and re-start engine the fuel pump may not work at all. Any ideas

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Hello! The first choice is the Manifold Absolute Pressure Sensor (MAP)...It is called the fuel boss...However I need to be sure that fuse # 10 (20A) interior fuse block Is OK...The MAP is bolted to the throttle body and has a three wire connector... ... Chevrolet Blazer

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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

Elelctric problem I have a 1998 Chevy blazer and the problem is that. I have no delivery of fuel to get star however the engine thas crank, but won't start. I have check the fuel pump and gets 11.80 volts to the plug, also change the battery and still the same. Ihave no clue if the computer module for some code or if is that at all. I have change the sensor on the fuel pump too but no luck. there is no alarm active.

Try replacing the fuel filter. This has bitten me two times now. I use WIX fuel filters - have more filament. I change fuel filters on all my vehicles every year as regular maintenance. ... Chevrolet Blazer

My 1995 chevy blazer will not start fuel pump works smell gas also but still will not start replaced relays, fuel pump, fuel injectors, crank censor, distb. cap n rotor plugs and wires spark plugs, cat converter could you please help

Hi have you checked fuel pressure or a fuel leak you should not be able to smell gas ... 1995 Chevrolet Blazer

I have a '96 Chevy Blazer that has been hesitating. I have replaced the fuel pump, fuel filter and MAP sensor. I took it to a mechanic and he told the code came back as a fuel pump problem, but I have already changed it out. What else can it be?

How many miles are on this vehicle. What was the code that came up?? What is the fuel pressure at the rail??? ... Chevrolet Blazer
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