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fuel pump isnt pumping

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Old Apr 3, 2010 | 02:01 PM
  #1  
luke89's Avatar
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Joined: Nov 2009
Posts: 39
Likes: 0
From: racine wisconsin
Car: 96 jeep cherokee, 89 camaro
Engine: 355
Transmission: t5
Axle/Gears: eaton locker/3:73 gears
fuel pump isnt pumping

hi i went to try and start my carbed 350 motor i just put in yesterday and all of a sudden the fuel pump wasnt pumping. any other day before when the key was on it would pump gas all over. the guy i bought it from already must of had the pump wired to run when key is on. does anyone know why this could be happening?
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Old Apr 3, 2010 | 05:40 PM
  #2  
camaronewbie's Avatar
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Joined: Sep 2002
Posts: 9,192
Likes: 20
From: Cary, North Carolina
Car: 1992 RS
Engine: Carbed 350
Transmission: 700R4
Axle/Gears: 3.42 posi
Re: fuel pump isnt pumping

Not really without knowing how the PO wired it.
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Old Apr 3, 2010 | 06:20 PM
  #3  
Randy82WS7's Avatar
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Joined: Mar 2002
Posts: 4,812
Likes: 0
From: 62656
Car: 1991 S10 pickup 2700lbs
Engine: 4.3L Z TBI
Transmission: 700R4
Axle/Gears: 3.08 7.625"
Re: fuel pump isnt pumping

does the relay click?

try another one or try plugging it in again

if stil nothin then check fuse for FP/ign and also make sure one side of the fuse socket is hot with key on

and also check for hot at the connector for FP near fuel tank right when you flip ign to run position, for a couple seconds



youll figure it out
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Old Apr 4, 2010 | 03:34 PM
  #4  
luke89's Avatar
Thread Starter
Junior Member
 
Joined: Nov 2009
Posts: 39
Likes: 0
From: racine wisconsin
Car: 96 jeep cherokee, 89 camaro
Engine: 355
Transmission: t5
Axle/Gears: eaton locker/3:73 gears
Re: fuel pump isnt pumping

tried it today and it pumps good now. even got the car running today and it works everytime so idk what was goin on. another question i have is. i left the key on for a few mins and the motor got completely flooded. like it would barely turn over and there was gas everywhere. i got a bypass fuel regulator so shouldt that keep it from doing that?
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Old Apr 5, 2010 | 09:12 PM
  #5  
travis401's Avatar
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Joined: Mar 2007
Posts: 3,525
Likes: 7
From: Arlington, Tx
Car: 91 Camaro RS
Engine: empty bay (for now)
Transmission: Built T-56
Axle/Gears: 3.42 stock posi disc
Re: fuel pump isnt pumping

im assuming you already tried to set the fuel float level? if you havent then that might be the problem. if not pull the bowls and check the needle and seat. when i first put my regulator in i had the same problem. cleaned out the needle and seat and its fine now.
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