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**GMC-YA68** · 02-05-2018, 12:58 PM

Yea, but if you put a fan on the firewall, then turned it on...where is it going to blow? - not in that box because it's not connected to it in any way.

02-05-2018, 12:58 PM	#6
GMC-YA68 Senior Member Join Date: Mar 2004 Location: Lee's Summit, MO (KC) Posts: 742	Re: 71 blazer heater/defrost box Yea, but if you put a fan on the firewall, then turned it on...where is it going to blow? - not in that box because it's not connected to it in any way. __________________ -Keegan- '72 Jimmy 4x4 - 5.3/4L65E/NP205 swap http://67-72chevytrucks.com/vboard/s...d.php?t=663780