Friend of mines dad put the edge with attitude on his 08 duramax......onstar sent him a letter saying there was aftermarket components pluged into the vehicles system (it was worded different) but you get the idea.
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Friend of mines dad put the edge with attitude on his 08 duramax......onstar sent him a letter saying there was aftermarket components pluged into the vehicles system (it was worded different) but you get the idea.