04-12-2004, 12:59 PM | #5 |
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Join Date: Jun 2002
Location: Knoxville Tenn.
Posts: 3,058
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Sorry thought you had AC. In non AC deals the valve can be shut off in summer to stop flow of hot water thru heater thus making it somewhat cooler in truck. It is not necessary as the air valve lever will keep any air from flowing thru heater also.
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56 Chevy Bel-Air 2dr. HT (purchased new) 71 Chevy Cheyenne SWB PU (502HO) 65 GMC short bed step--work in progress and my gofer |
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