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OD light flashing hard 1-2 shifts
OD light flashing - hard shifts OD light started to flash, but no engine light was flashing. Found the TPS to be old style so I replaced it. Voltages are good, 1.3 and 4, but light still flashes. Removed battery cables to clear codes, did not work. Trucks shifts well except that it shifts...- Chappy
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- Replies: 28
- Forum: 6.9L IH & 7.3L IDI Diesels
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Shake at low RPM's after replacing fuel return lines
The truck was running great, I noticed a fuel leak coming from the injectors. Replaced all the lines per SOP on this forum. Before I put steel lines back on I turned engine over and made sure fuel was coming out of each line. Put it back together and it feels like it is missing. You can feel...- Chappy
- Thread
- Replies: 12
- Forum: 6.9L IH & 7.3L IDI Diesels
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7.3 w/Turbo Mild Upgrade - Recommendations
7.3 w/Turbo Mild Upgrade - Any Recommendations? Hey guys, have a 1990 7.3 with ATS turbo, pickup has 94k original miles and runs great besides the puff of white smoke when it starts cold here in Wyoming . Been doing a lot of research around here to prepare for a fuel system overhaul in the...- Chappy
- Thread
- Replies: 18
- Forum: 6.9L IH & 7.3L IDI Diesels
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$2,000 for a transmission rebuild?
I have a 1990 F250 7.3 IDI 4x4 with 85,000 original miles with automatic w/overdrive, don't want to sell it but the tranny is going. My transfer case went out 3 months ago, had it replaced, and that is when I started to hear a vibration whenever I was lugging or going up hills and it has...- Chappy
- Thread
- Replies: 37
- Forum: 6.9L IH & 7.3L IDI Diesels
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Vibration at 60mph
Hey guys, I just replaced the transfer case fluid, rear differential fluid, and seal on the rear output shaft. I now have a vibration at 60mph that shakes the whole truck. Any thoughts for me? Thank you very much.- Chappy
- Thread
- Replies: 12
- Forum: 6.9L IH & 7.3L IDI Diesels
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Truck Won't Start!
Hey guys, I have a 1990 F250 7.3 IDI with 78K original miles on it. It has been a cold winter but haven't had any problems starting it. I let it sit over the weekend and will not start now. Turns over great but no smoke, and had 1/8th tank of fuel in it and it was sitting at an angle...- Chappy
- Thread
- Replies: 8
- Forum: 911 Diesel Down!
