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problems

  1. General Discussion
    Ok, so I’ve got a 03 LB7 duramax, with 402,000 miles. it has a kinda rough idle, like it’s missing on a cylinder, with a constant power surge. when you give it some gas, either in park, or going down the road, it clears up and runs great, but it black smokes like crazy. I’m talking about cars...
  2. Transmission Shop
    I recently pulled my transmission after the torque converter went bad. While I had it out, I decided to pull it apart and inspect the internals. Mind you, I have built one of these transmissions in the past with good success on my LB7. I found the C3 clutches had a little more wear than I liked...
  3. Exterior
    so ive had my hid's for over a year now and recently i noticed my passenger side low beam flickering rapidly then it will stop for a bit run normal then flicker and sometimes go out.. i shut my truck off i turn my lights on and both lights come back on? so the other night it was flickering i...
  4. 01-04.5 LB7 Duramax Powertrain
    sss sss
  5. 06-07 LBZ & LLY Duramax Powertrain
    Hey guys I am having some trouble with my transmission getting too hot. I have a 2006 GMC Sierra 3500 with 140,000 miles on it. 6.6/Allsion. First I was driving home in traffic on a very cold day. I had remote started my truck and it setting idling for a while and I believe at the time I had...
  6. 911 Problems Forum
    Last night my husband updated his PPE Hot+2 programmer before setting his truck back to stock settings and we're trying to figure out if there is anyway to fix this issue without having to take it to a dealership to have it flashed. He has an 2005 3/4 ton duramax...any ideas?
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