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Old 02-27-2014, 12:29 AM   #6
1971 GMC SHORTY
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Join Date: Apr 2009
Location: SAN FERNANDO VALLE SOL CAL
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Re: Factory? Hole in the floor board some one identify for me please

Quote:
Originally Posted by Revelation View Post
Noticed right after I got my truck on the transmission hump right where it slopes up to go over the bell housing there is a hole in the floorboard metal and the black liner. It's clean cut, looks factory not like some hack cut it with a torch or saw. Is it factory for a truck with an option I do not have? If so what's it for and should there be a plug for it? I'm worried about carbon monoxide coming in the cab through the hole. Any ideas?
Under Dash AC Have Same hole I took it out
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