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Fuel pump/filter 2004.5 what is needed

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I just aquired a 2004. 5 with 6 speed and 73K miles. It will leave my 96 12 valve slushy box for dead but I have a bit of learning ahead of me on the fuel system. I understand the fuel pumps on these die at unpredictible times or starve the injector pump. I have searched the forums for fuel pump info and am confused about what is realy needed. I went to the Glacier diesel site-- they have the Air Dog --the Boss system and the Walbro. I am staying stock on horse power as I don't need the cost to feed any more. Do I NEED a different filter assembly also? Is air in the fuel a problem at stock power levels? The GFS392 seems to be the easy set up -- ??
 
On the 04. 5 the problem is that the fuel lift pump is under the hood, not in the tank where it should be. When the stock pump goes out, Dodge replaces it with an intank retrofit. Mine died at about 50,000 miles, with no warning. At a stock level you don't NEED a different pump or filter set-up, but it would be nice.
 
That's what I did, I bought one from Geno's for $179 and will carry it as a spare. Another thing to buy is a fuel pressure gauge since you won't readily know when the pump is getting ready to die unless you monitor the pressure. I've had em' become intermittent before they finally die so once they start acting up, change em'.
 
I kind of gather it is better to swap out the pump before it starves the injector pump as this increases wear on the hi pressure pump--is this true?? Does any one know if the in the tank Dodge swap over is worth doing or just hang a new after market pump on the engine ?? I want to get this right the first time. I have had to change a couple of Ford gasser in tank pumps laying on my back in the snow at umpteen below and I dont wana play that game again! I want a garage for Christmas:-laf !!



Rod again.
 
Well, if you can get your pump to die while it is still under warranty then it would probably be worth it since the dealer with put it in-tank for free. From what I have heard the in tank pumps are pretty reliable. Otherwise it is something like $800 bucks to have it done.
 
I kind of gather it is better to swap out the pump before it starves the injector pump as this increases wear on the hi pressure pump--is this true?? Does any one know if the in the tank Dodge swap over is worth doing or just hang a new after market pump on the engine ?? I want to get this right the first time. I have had to change a couple of Ford gasser in tank pumps laying on my back in the snow at umpteen below and I dont wana play that game again! I want a garage for Christmas:-laf !!



Rod again.



Rod... the lift pumps are not quite as bad as the 2nd Gen 1998. 5-2002 were. Those are the VP-44 equipped engines that you had to worry about ruining the injection pump if the lift pump would go out. Not the case with the 2003 and up trucks. The lift pumps are a bit more reliable, albeit not by much. And if/when, it does go kaput, it won't hurt the CP-3... but you will be dead on the road. :mad: Personally, I opted for Glacier Diesel's Wallbro system for the very reason you mention... don't want to drop the tank when the factory replacement goes out. (if you went that route) I've been real happy with the Glacier set-up. For about a hundred bucks, you can purchase a spare walbro and carry it with you and never have to worry about lift pumps.
 
the cp3 actually has a small lift pump inside the unit so if the main one quits you can still get fuel to lubricate it,



I just sold and installed 3 raptor lift pumps, and they are really nice, I have also done the gdp walbro and they are nice too.



they say when you put an aftermarket pump on it will suck the sediment out of the bottom of the tank and get into your pump, I don't believe it.
 
I was looking at the pump referenced above and have a question. What is with the inline filter they show?





The inline "filter" is nothing more than a 144 micron stainless steel screen to protect the lift pump from debris... its mounted between the tank and the lift pump.
 
That filter should be equivalent to a Wix 33270...

Part Number: 33270
UPC Number: 765809332706
Principal Application: Cummins and IHC - 3/8" In-Line Fuel Strainer - 120 Mesh - can be used with gas or diesel
All Applications
Style: Fuel (Complete In-Line) Filter
Service: Fuel
Media: Wire Screen
Height: 3. 850
Outer Diameter Top: 1. 940
Outer Diameter Bottom: Closed
Nominal Micron Rating: 141
 
My fuel pump died on friday morning with no warning @ just over 90K would anyone know if it would be under the 100k powertrain warranty

I'm really struggling and need cheap easy fix. It's an 04. 5 but i'm pretty sure the pumps in the tank. and I havn't a clue how to make it external
 
It should be covered under the 100k engine warranty. The powertrain is 7/70. Your pump (if original) is external and mounted behind the fuel filter. The fix is to make it internal.
 
Its covered 7/100 with a $100 deduct in years 6 and 7. Just unplug the old one while truck is running. Set the code. Drive into the dealer,say it stalled and started back up. Let them pull codes. It will have the improper voltage/lift pump code stored. Most dealers are more then glad to retro fit it. Having the code set gives them piece of mind. I did mine several months ago before the $100 deduct. Dealer was real SLOW and was happy to get the job. LOL
 
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