I know this isn't very helpful, but I think maybe your truck was built on a day the Quality Control Inspector had the day off. That is weird looking (but to be honest I have seen it before - I just can't remember where).

Here's something - http://67-72chevytrucks.com/vboard/showthread.php?t=189103

Last edited by Lugnutz; 12/31/2014 2:42 AM.