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7.3

  1. Keep getting vss code

    Transmission Related
    Okay guys so I posted on here before about a 2-3 shift issue we’ll I ended up bringing it to a shop and they found some broken wires and changed my ebp tube and sensor and so far it has fixed me shifting! But every few times my O/D light blinks and it throws a vss code causing my truck to start...
  2. 7.3 Zf6 transmission tail housing

    7.3L Power Stroke Technical Info
    I cracked the tail housing on my 2000 ford f250 from a lose drive shaft I found a transmission but the transmission tag does not match but the guy said it was a zf6 so would the trans tag number have to match or is all of the tail housing off the s6-650 the same?
  3. Serpentine belt guard?

    [7.3L - Aftermarket & Performance]
    Does anyone know of a company that makes a serpentine belt guard. I drive in snow about 5 months out of the year. Usually 10 to 50 inches. But anyway, when bust drifts to get to work, if i hit one hard enough, snow will come up to power steering pump, and once in gets between the belt and the...
  4. pulley tensioner issues

    [7.3L - Aftermarket & Performance]
    I have an Early 99 f350 7.3. I started it one day and had a squeaking noise (sounded like a pulley bearing) so I removed and inspected the belt. I also turned and felt the Idler and tension pulleys. They were not terrible but had a little roughness to them. I ordered an after-market tensioner...
  5. 7.3 new PCM installed still having issues HELP!!!

    New To The Nation
    Hi guys! I was installing a hydra tuner and fried my PCM. I got a new one in that’s supposed to be programmed to my truck already. Still have no start... got a scanner hooked up and it’s spitting these codes?? Truck ran great before PCM fried, could it have fried the IDM or something else?
  6. Fried PCM. Got a new one programmed still no start..

    [7.3L - Technical Info]
    I have a 2001 7.3 that the PCM went out on. Sent it in and got a new one. Got it back, plugged it. Check engine light went off. It’ll crank but no start. Water separator light is on along with battery light. Glow plugs relay seems to be working. Have fuel coming out fuel bowl drain tube when I...
  7. 99 f250 7.3 Trans Slip in 4th Lock-up only BAD Converter?

    7.3L Power Stroke Technical Info
    I’m having an issue with my trans in my 1999 f250 7.3 ,when my trucks in a tune that puts out more power then stock my trans will slip only while the converters locked while doing 45+ under load getting on it a bit , it’ll be pulling good and then just feel like it’s in neutral and Rpms shoot up...
  8. New 7.3L owner questions

    [7.3L - Aftermarket & Performance]
    I have just recently purchased a 2000 f450 7.3 with 157k miles on it. I plan on driving this truck 2-3k miles a month on average. I’m looking for recommendations on what I should replace, upgrade, or specific things I should look out for. I just want to avoid unexpected repairs and costs as much...
  9. Need help diagnosing electrical issue...

    7.3L Power Stroke Technical Info
    Background: I'm building a 1933 rat rod from a 1999 F350 7.3 donor. I'm moving the entire set of wiring harnesses over directly without any major changes to make sure everything works. I've stuffed all the electrical harnesses under the dash temporarily and run holes through the firewall to...
  10. 7.3 losing all throttle response

    [1994-1997 - Aftermarket & Performance]
    I recently bought a 95 7.3 with a t6 that has been 5 speed swapped. I dont know what tunes are on the t6. When I get on the truck it will randomly loose all throttle response untill the rpms go back down then the truck acts fine I was wondering if any of all have encountered this! My first...
  11. 1996 Ford F250 7.3 2wd 4.10 gear E4od Shudder when in overdrive

    7.3L Power Stroke Technical Info
    Specs - 96 7.3, E4od, 2wd, 4.10 gear, 133k miles I have been experiencing a shudder when shifting into overdrive. Shudder feels more like a lugging engine and it shakes the entire cab. The tranny fluid is red and not burnt at all. No play in ujoints. I drive around town with OD off because it...
  12. dana 135

    7.3L Power Stroke Technical Info
    '01 F-550 2wd with 7.3 and auto. stock dana 135 has gear ratio of 4:88. seems that pinion ring and gears are only able to change to 5:3*. would like a 4:10 or better. question is: what other axles or vehicles can I swap axles with for a better fuel milage vehicle. Love the truck, only 150k on...
  13. I want to keep my D50 TTB front setup

    1994-1997 Power Stroke Technical Info
    Well, I’m guessing my title may start some serious scuffles on here but let me State what I’m trying to do. I have a 1997 F250 7.3 4x4 Extended cab long bed. 240k mike now and I am looking to maybe do a freshen up of the entire front end. While doing so would like to level the truck or raise...
  14. Slight Idle Fluctuation

    [7.3L - Technical Info]
    Hey y'all, I'm posting here for the first time because I can't figure out what is causing the slight fluctuation in the idle of my 2001 7.3L, I bought it with 156,000 mi and it's at just over 162,500 mi now. It had some issues and trouble codes and I have just been throwing shiny new parts at...
  15. HELP! ICP QUESTION

    [7.3L - Technical Info]
    Hello again, so my icp is reading 478 psi and ipr 11.4 %. Warm and idling in park. All seems well. No codes at all. But my icp plug has oil in it, nothing leaking out, if it is it's not much at all. Just wondering does my icp need replacing?
  16. NAPA ICP SENDOR YES OR NO

    New To The Nation
    Hey guys my 7.3 99 icp sensor has oil in the plug, I ordered a new sensor from NAPA, specifically dorman brand. Wondering how the dorman brand is? Kinda worried causerim reading everyone is saying to buy oem or international
  17. Painting an aluminized exhaust

    [1994-1997 - Aftermarket & Performance]
    Just curious if anyone has painted an aluminized exhaust system before. I'm wondering if it would help protect against rust. I was thinking about using either high temp grill paint or possibly header paint. I know it not a permanent fix, just thought it might help prolong the life of the exhaust...
  18. 1999 Struck by Lightning: Smote by God

    7.3L Power Stroke Technical Info
    Hey fellas, I just got an f250 4x4 with a TON of dtc's showing up. The truck starts and drives mostly fine, but is incredibly slow and has some kind of voltage problem. I'm not sure how much of this is because it was struck by lightning, but I have a feeling that that's fried more than the...
  19. 97 7.3L Crank but wont Fire.

    1994-1997 Power Stroke Technical Info
    Truck ran good for about 25 min then stalled while driving. Replaced fuel filter and then started right up again. Drove for 5min and stalled again. Now it just cranks and wont fire. Any help would be appreciated
  20. 02 F350 DRW Lift

    Suspension and Drivetrain
    Hello! I have spent countless hours on this site and am thankful for all of the information and help you guys have provided over the years. Keep up the good work! This forum has such good info I have never needed to ask a question before today! I have a 2002 crew cab f350 DRW 7.3 with a custom...
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