[66Gilbert]

Originally Posted by padresag

I meant recirculating heater instead of thrift. her is a thread on heaters
http://67-72chevytrucks.com/vboard/s...d.php?t=488618
it is in the faq section and there is some more there on heaters
ron

Ok this helps. This is a 60-63 Chevy and GMC option that is refered to as recirculating air heat system. It only utilizes two levers and the heater core and fan are located inside the cab.