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  1. 911 Problems Forum
    I just finished installing my duramaximizer about 10 mins ago. I tried to start the truck, and once it started it was loping really bad and threw the SES light. I have no idea what to do, its pretty hard to mess up the install on the duramaximizer. But obviously this is the problem because the...
  2. General Discussion
    Sort of a long story I will try to keep it simple. 02 LB7 just got out of warranty. Decided to pick up a used Hypertech programmer because it was really cheap. Turned out the VIN was locked. Talked to a few guys and they said that I could have the dealer cheat it by flashing my ecm with the...
1-2 of 2 Results