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injector advice

  1. General Discussion
    Hey guys, looking for some help, I have a 2015 lml that ive been building. Info on the truck is cclb, 120k miles, 5 in exhaust, fass 250gph, hsp S475 billet over stock, 100% over industrial injection injectors. I just installed the injectors and getting a CEL for PO2D7, (injector learning at max...
  2. 07.5-10 LMM Duramax Powertrain
    First timer here! Recently picked up an 07.5 Lmm with 295,000kms on her. Took the kids on a 5,000km trip towing a 4500lb trailer and ever since I’ve been getting a knock on startup and accelerating until it slips into 4th gear or so. I borrowed a laptop from our heavy duty dept at the college to...
  3. General Discussion
    So I just replaced all 8 injectors all with new cups new high pressure lines new return line bolts. I cleaned the return lines really well. Still feel like I have some fuel in my oil and it’s smoking white after I accelerate. It’s black smoke and then white. I really need help here. Any help is...
  4. 01-04.5 LB7 Duramax Powertrain
    My 03 lb7 has about 15,000 miles since I replaced the injectors and recently has developed a light fuel knock on both driver and passenger side during acceleration. No hazing. Hardly any black smoke on heavy acel. It’s not incredibly noisy but I can hear them. I’ve been running a good amount of...
  5. General Discussion
    Hello everybody! This is my first post, so hopefully I don't mess it up. I just bought my first diesel a couple of weeks ago. 2004 2500 LB7 crew long box with 39,000 miles. A shirt-tail relative has Parkinson's and is no longer able to drive it. The truck is sterile but I'm considering a few...
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