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b454rat · 01-06-2018, 04:24 PM

There is a door in there that controls air flow. Not sure how it works or where it is. Guess I've been lucky with the pre-95s that the heat works lol.

01-06-2018, 04:24 PM	#4
b454rat Senior Member Join Date: May 2004 Location: Binghamton, NY Posts: 3,453	Re: 1993 chevy Silverado 4.3l xcab c1500 low heat problem There is a door in there that controls air flow. Not sure how it works or where it is. Guess I've been lucky with the pre-95s that the heat works lol. __________________ 2000 GMC CCSB 454/4L80 6” lift SAS 1999 Chevy CCSB 454/NV4500 6” lift 1999 GMC Yukon 350/4L60 4" SAS