Hi Bob!
Welcome to IRV2! We're sure glad you joined the gang!
It sounds like you have lost the 12 VDC power to the thermostat. Check your fuse panel.
Good luck, happy trails, and God bless!
__________________
Joe & Annette
Sometimes I sits and thinks, sometimes I just sits.....
2002 Monaco Windsor 40PBT, 2013 Honda CRV AWD