Yes, low batteries will affect your furnace/AC operation. Change the batteries to correct the issue.
A Honeywell 7 Day Programmable Thermostat is approximately $119.00 at home improvement stores such as Lowes or Home Depot. The advantages of a programmable thermostat far outweigh the disadvantage of the price. These even allow you to access them with your smartphone to change the temperature on demand!
Codes 02 and 09
how do you change the thermostat on a 1998lincoln continental?
Where is the thermostat on a 1997 chevy suburban and how do you change it?
change thermostat
How to change thermostat for mercedes c230
how to change a thermostat on a 2004 ford expedition
how to change a thermostat on a 1990 Nissan pintara
how do you change a thermostat for a 1997 Ford Contour
do i need to change the manifold when replacing thermostat
where is thermostat located on Camry