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dlc odb2

  1. General Discussion
    OK - I feel like a complete idiot. I've groped around the internet, I've poked my head under the steering column. Rinse Repeat - about 5 times. I have a 2007 2500HD 6.5 Durmax Diesel that I bought used about 4 months ago. The engine light came on two days ago and I've borrowed an ODB2...