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v6 vp auto no overdrive

  1. R

    my vp calais has a overdrive problem

    i changed my v6 with another v6 and kept the same t700 auto it was working really good before but know it doesn't get overdrive it goes through 1,2 and 3 perfect but no overdrive(4th).Ive been told about the computer but i don't think this box runs with a computer as it has a tv cable.any...