I just bought a 1998 Newmar Mountain Aire with a Chevy 454. I turned on the dash heat, and it blows cool air. The air conditioning works great. The blower also works fine. Just no dash heat. Engine temp. is a constant 165. I tried to locate the...
Thanks for all the help. After much searching, I found a small shutoff valve on one of the heater hoses....hidden, of course. But, I now have wonderful heat
