It needs to be programmed to the vehicle. You cant order them programmed. They have just enough in them for the truck to see it but it will give a control unit data mismatch when PTT is hooked to it. Take it and the truck to the dealer and have them program it. Only takes like 30 minutes max.
ACM
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Mr Bob, Sep 10, 2019.
Page 2 of 2
Page 2 of 2