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Nest Thermostats

Blog Posts

With hot water support, Google Home app now offers complete Nest Thermostat cont... Read more

Full temperature schedules for older Nest Thermostats now in the Google Home app Read more

Support changes to our earliest generation Nest Learning Thermostats Read more

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Selling your home along with a Nest Thermostat?

Are you a homeowner and you are selling your home and leaving your Google Nest Thermostat for the new owner? What do you need to do to make the transfer painless for you and the new owner? First and foremost, DO NOT PERFORM A FACTORY RESET. The Googl...

Troubleshoot setup: Nest Thermostats

Here are some steps I recommend to resolve issues during the setup of Nest Thermostats.Before trying these stepsMake sure you're using the correct app for setup. Need help checking which model you have? Use the Google Home app to set up the following...

David_K by • Diamond Product Expert
  • 24558 Views
  • 0 replies
  • 8 kudos

Nest Thermostat heating when set to Cool after system reset

I bought a house recently with a Nest thermostat. I usually get Honeywell or the Amazon one and install them, but I figured I’d just use the smart thermostat that was left. It had a schedule that kept coming back no matter how many times I manually c...

WhatANest by • Community Member
  • 354 Views
  • 4 replies
  • 0 kudos

No Display but App works

Purchased Nest Learning Thermostat 4th gen in late April 2025 to run my hot air furnace. It functioned as expected for about a month and then seemed to run out of power with no display. I tried to charge it, but nothing happened. Since the heating se...

dbstx by • Community Member
  • 187 Views
  • 1 replies
  • 0 kudos

Resolved! Wiring 4th gen heat only

Looking for some help with my Nest 4th gen. I have an oil furnace with only 2 wires, that connect to the R & W terminals on our old Honeywell t-stat. When I connect the Nest following the instructions in the app, the level lights up indicating power,...

Krthomp33 by • Community Member
  • 703 Views
  • 4 replies
  • 0 kudos

Resolved! Not able to connect

Hi. I’m not able to connect to the thermostat e. Error code dt023

Maciek11 by • Community Member
  • 910 Views
  • 19 replies
  • 0 kudos

AC doesn’t turn off

Our AC is reaching the set temperature but continues running FOR HOURS! Technician changed out the C Wire….what else could it be?!

TGala93 by • Community Member
  • 148 Views
  • 1 replies
  • 0 kudos

Nest thermostat help

My cooler keeps clicking on and off. I just bought this thermostat and not sure why its doing that.

Resolved! Nest Thermostat (4th Gen) Compatibility - Daikin

Hi all, previous to my old Rheem AC unit finally dying, I had a Nest 3rd gen hooked up leveraging the standard 4 wires, Y1, G, Rh, W1. When the system was replaced with a brand new Daikin DC3SEN3010 / DR80TN0803BN, the Nest 3rd Gen would randomly sho...

Deval by • Community Member
  • 462 Views
  • 5 replies
  • 1 kudos

Resolved! N406 , no power detected on g terminal

I had the nest 1st gen thermostat and just replaced it with a new gen 4. The 5 wires are in the same terminals but it won’t heat , cool or turn the fan on . I’m getting code n406 and it’s says no power on the G terminal which there shouldn’t be unles...

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