Chevy and GMC Duramax Diesel Forum banner
  • Hey Everyone! Enter your ride HERE to be a part of this months Ride of the Month Challenge!

issues

  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. Build Threads
    I am building a 2007 classic Chevy 2500HD Duramax into a cattle hauler, but it has a few issues.
  3. Gauges, Electronics and Wiring.
    Ok so I bought a radio this summer and decided that me and a friend do it ourselves..well of course we couldn't find a adapter for the radio so we decided to be dumbasses and just cut old adapter off and splice new one on well we did it and worked for a while even though we couldn't shut the...
Top