• Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!

  • Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.

Search results

  1. 155mm

    What have you done to your HMMWV today/lately

    a better photo of you mod bracket? did you build the mod bracket full length of the alt? or just to the rear mounts
  2. 155mm

    Anyone on here done this?

    I sure like that wrecker ideal, might have to engine-nerd something like that
  3. 155mm

    4l80e head scratcher.. need help

    this is my code 73 fix thread, try disconnecting batteries, and before starting vehicle test for a fault code. https://www.steelsoldiers.com/threads/4l80-dtc-73-pressure-control-solenoid-with-fix.223741/#post-2612299
  4. 155mm

    Making use of the onboard 400 Amp generator

    You can use 50 amps of 12v straight from the voltage regulator but you can use all 400amps if you use 24v if dc-ac inverter is a new purchase anyway just buy 24v to 120/240, When i start on electrical for my SECM, truck will have 2 batteries and the box will have 2 batteries, the SECM had its...
  5. 155mm

    Battery balancing

    I dont have any input for the battery balancing, I can help with your second post about the wiring, besides this photo, a full schematic can be found at the back of the 280-20-3 under the FO or foldout section. Your second photo is of the grounding shunt. here is a thread with some info...
  6. 155mm

    What have you done to your HMMWV today/lately

    is this carpet in the cabin?
  7. 155mm

    1097r1 trans light

    try starting here https://www.steelsoldiers.com/attachments/4l80e-transmission-troubleshooting-tcm-supplement_7-pdf.926615/
  8. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    digikey shows as obsolete, but they did provide a replacement, $5 me low ju long time
  9. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Tcm seller said destroy instead of return so i was curious and disassembled it, sure looks like this chip got hot imo, assuming no repair
  10. 155mm

    HMMWV starts then stalls

    I would start at fuel filter housing with a good inspection of the back ear, next i would bypass filter with one of the clear filters and you can check for air in the line also. Mechanical fuel pump failure? Are you growing oil in crankcase? are you getting good return fuel flow to ip
  11. 155mm

    Recommended spare parts for MEP-701a/016B??

    learn how to bypass the fuel tank sender
  12. 155mm

    Anybody have a part number for a mat

    I have all the mats from a 2 seater ‘new’ 400 mile truck i will send if you pay freight doesnt have center mat though
  13. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Went for a test drive after disconnecting batteries, same story different verse same as the first, shifts 1-2 then safe mode, so i turned off engine while rolling at 30, restarted in N, then shifted to OD, truck shifted to 3rd then acted like tranny was slipping, let off gas, shifted to 2...
  14. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Cleaned connections with electrical cleaners, retested at interior tcm connections, 4.4 ohms on c15-d16. I also tested the other 3 solenoids, all with ohm limits posted in sup7 Test drove, shift from 1-2 then went to safe mode. Still have same dtc 73, i am guessing the 2nd tcm is inop as well...
  15. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Is it deoxit that has a rubber feeling after it dries? i already have electrical cleaner that i was going to try, it also may have been the probes i was using to back probe the plugs, i will double check it all
  16. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Yes using sup 7, i verified, not going to ground, no atf in transmission j1 connection, clean like new and tight. reverified ohms at tcm j1, 4.9ohms. when i get more time i may check the tcm box external plug to internal plugs, seems high to have 1 ohm in a 4" of wire and 2 plugs. if a mod...
  17. 155mm

    4L80 DTC 73 pressure control solenoid with fix

    Vehicle is new to me, never operated, engine had been swamped, not swapped, swamped, assuming hydrolocked, sat for years and years, odometer showed 400 miles til towed home, now almost 700, everything looks brand new, foil tape still on all openings. Has data plate for Navy fire fighting foam...
  18. 155mm

    Body tub numbers

    i had read on somewhere that the tubs were matched to vins in 85-87, but i havent compared on those years to verify, my 89 was close though
Top