Thank you sirHeater Controls
Expensive aftermarket or reconditioned
http://www.moparmall.com/Heater-Push-Button-Switch-for-1960-1965-MoPar-B-Bo-p/838-xxx_pd.htm
http://m.ebay.com/itm/1965-66-67-68-69-70-NOS-MoPar-Heater-PUSH-BUTTON-SWITCH-Chrysler-Imperial-/141622296313?fits=Year:1962|Makeodge&hash=item20f958bef9:m:mcL4Q8FJ3rB_3om_oAPcqxA&_trkparms=pageci%3Add5b24b4-70a2-11e7-9464-74dbd18004a5%7Cparentrq%3A75fc27d015d0ab4d708048e0fffac21f%7Ciid%3A10
Here's one on ebay to bid on and recondition it yourself. Or you might luck out and it's ok.
http://m.ebay.com/itm/253058886944
Might try listing this part by itself in WTB