John Galeotafiore, who manages thermostat testing for CR, also has some tips. “It’s best not to try to replace your ...

The engine cooling system in my 1997 BMW 318ti is on the fritz. I have yet to diagnose it properly, but I know the problem is somewhere along the lines (literally) that carry coolant to the engine ...

You'll probably have to detach your old thermostat and take a look at the wiring to know for certain -- but that's good practice. Unbox your new thermostat and dismount your old model.

Remove the bolts that hold the thermostat housing and the old thermostat. Remove the gasket around the housing for the old thermostat (the remaining hole). Scrape off any remaining pieces after ...

John Galeotafiore, who manages thermostat testing for CR, also has some tips. “It’s best not to try to replace your thermostat during a time when a functioning HVAC system is important, such ...

If you own one of the older models and you live in the US, Canada, or Europe, you’ll have access to the following offers: US: $130 off the Nest Learning Thermostat (4th gen) (MSRP $279.99 ...

Line up the baseplate with the trim plate (if used) and mark where you need to drill new holes if they don't line up with your old thermostat. Ecobee says to use a 3/16-inch drill bit to fit the ...