Thread: 71 blazer heater/defrost box
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Old 02-05-2018, 06:50 PM   #8
hemi43
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Re: 71 blazer heater/defrost box
Quote:
Originally Posted by chevyguy_72 View Post
my only question is the reason for the different shaped unit that disperses the heater and defrost.
Like I mentioned before, most likely it had "heater delete" option.
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