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!
1-1 of 1 Results
  1. 01-04.5 LB7 Performance Parts Discussion
    Need help guys! Bought an edge evolution cts3 for my “new to me” federal lb7 duramax. Bought it off my buddy who’s owned it for 7 years and never tuned it. The truck is super slow and I wanted to wake it up however when I try to tune it, the programmer displays “ An error has occurred! Failed to...
1-1 of 1 Results