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1-5 of 5 Results
  1. Gauges, Electronics and Wiring.
    Gonna start this out with I’ve searched and searched and nobody seems to have had a similar problem. I’ve got an 04.5 LLY duramax with a fuel leak on the drivers side of the motor under the brake reservoir by the injectors. The fuel leak is on the hard line coming from the back to the top of...
  2. Get In the VAN!!!
    Good day, I noticed my LGH equipped 2013 Duramax van developed a leak in the front quarter of the tank. The fuel is dripping at a steady drip, and appears related to a change fuel filter message on the DIC. I changed the fuel filter and had a heck of a time starting it. Once I did, commanded...
  3. 01-04.5 LB7 Duramax Powertrain
    Hey guys! First post on here so take it easy on me! At a loss with my 01 LB7 fuel leak. Just need some opinions on the issues I’m having. For some background, truck has 152,000 miles, 35,000 on new injectors, 400 miles on new CP3/FPR. I’ve owned the truck for 2 years now and all those repairs...
  4. 11-16 LML Duramax Powertrain
    2012 2500 LML, 190k miles PPEI 150hp tune, deleted, EGR completely removed, FASS 150 Replaced low pressure elbow into CP4 and low pressure line to low pressure schrader valve test port 6 months ago when it had a fuel leak into the valley Driving home last night, "Check Fuel Filter" light came...
  5. 06-07 LBZ & LLY Duramax Powertrain
    my fuel rail appears to be the culprit the red arrow is the bolt on the back of the driverside fuel rail against the firewall i cannot get it any tighter but the drips come from underneath at about the point of the yellow arrow. does anyone know if there is an o-ring or something in there that...
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