Check the PTU posted by Zinister1 on November 02, 2012 at 10:35 AM
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its black, ive replaced it with the new style and subharness, yea, ive ordered a ptu from the dealer since i can seem to find one used anywhere. Everything ive tested leads me to believe that my PTU went bad, which is odd since it was fine last time i started it up 3 months ago..