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Old 01-18-2021, 11:56 AM   #4
cj847
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Join Date: Sep 2016
Location: Ft Smith, AR
Posts: 543
Re: Removing all HVAC from 1972 GMC?

You don't need to leave the passenger vent. Vintage air blocks it off.

The big block off plate is just flat. Just get some 18-20 gage plate and make one. Also need a round pie plate looking piece for the blower motor cover.
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