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Removing/replacing fuel pump

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Old Jun 10, 2016 | 09:33 AM
  #1  
v vet 1967's Avatar
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From: sw pa
Car: 89 trans am gta
Engine: 5.7
Transmission: auto
Removing/replacing fuel pump

Besides dropping the differential on my 1989 Firebird, is there an easier way to remove/replace the fuel pump? I cut an access panel thinking the fittings were on top of the pump. But as you probably know, that was not to be. They are about a foot away from the top of the pump. Can I get to the pump's fittings under the car and if I can remove the fittings, is it possible to remove/replace the pump with those long fuel lines through the access panel? (see attached)


Removing/replacing fuel pump-p74782m.jpg
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Old Jun 10, 2016 | 10:43 AM
  #2  
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From: Martinsburg,WV
Car: '02 T/A
Engine: LS1
Transmission: 4l60e
Axle/Gears: 3.23
Re: Removing/replacing fuel pump

Yes do a search on the access panel. A bunch of guys hate that way since its "hacking the car" so you'll get mixed responses. I myself did the access panel method a couple months ago. I used some shears to make the cuts and a small pipe cutter from harbor fright and be sure to use fuel injection hose. Just read your actual thread-after you cut the lines you will be able to pull the whole pump assembly out without dropping the rear.
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Old Jun 10, 2016 | 01:36 PM
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v vet 1967's Avatar
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From: sw pa
Car: 89 trans am gta
Engine: 5.7
Transmission: auto
Re: Removing/replacing fuel pump

Originally Posted by armybyrd
Yes do a search on the access panel. A bunch of guys hate that way since its "hacking the car" so you'll get mixed responses. I myself did the access panel method a couple months ago. I used some shears to make the cuts and a small pipe cutter from harbor fright and be sure to use fuel injection hose. Just read your actual thread-after you cut the lines you will be able to pull the whole pump assembly out without dropping the rear.


Thanks armybyrd!!!
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Old Jun 10, 2016 | 01:45 PM
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TTOP350's Avatar
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Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: Removing/replacing fuel pump

It really only takes around 4hrs to drop the tank and have it back up and going.
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Old Jun 10, 2016 | 02:54 PM
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Ozz1967's Avatar
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Car: 1984 Trans Am
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Re: Removing/replacing fuel pump

You don't have to drop the diff. Just disconnect it and jack the rear up while the axle hangs. Disconnect the shocks andother suspension parts. once it's up high enough getting the tank out is "relatively" easy. Do a 4th gen tank swap while it's up!! haha
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Old Jun 10, 2016 | 06:12 PM
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Car: 92 Z28 Clone
Engine: Vortec 350
Transmission: T-56
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Re: Removing/replacing fuel pump

Yes you can reach the lines from under the car. It took me like 2 hours to get the tank out. I Only removed the heatshield, panhard bar and the tank straps then jacked up the car real high. Didn't have to mess with shocks, diff or exhaust. Kinda tricky to wiggle out tank and get it back in, but it came out. ONLY to find out my FP was OK. . Dam I was pissed. Had a problem were FP wasn't coming on. But yeah not hard at all.
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Old Jun 10, 2016 | 09:07 PM
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From: Lincoln, NE.
Car: '87 IROC
Engine: 5.7 Vortec w/ factory TPI
Transmission: WC T-5
Axle/Gears: 3.45 Posi
Re: Removing/replacing fuel pump

Did mine over the course of a weekend with a jack. two stands, and a bunch of beer. Actual time involved was probably four hours over the two days. I also coated the outside of my tank while it was out.

Hardest part of the entire job was getting the filler neck back through the hole.
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