Thermostat repair and smart thermostat installation in California. A thermostat that reads wrong, loses its schedule or will not talk to the system can make a perfectly good furnace or AC seem broken. We repair and replace thermostats and install Nest, ecobee, Honeywell and other smart models across California.
Call (855) 459-5498Thermostat issues range from dead batteries and loose wiring to failed control boards and incompatible smart thermostats wired without a common wire. We verify the wiring, confirm the thermostat is right for your equipment (single-stage, multi-stage, heat pump with auxiliary heat) and set up schedules that actually save energy.
Tell us what the system is doing. Our dispatcher gives you an honest arrival window, often the same day.
The technician tests the system, shows you what failed and explains why in plain language.
You get a written price for the repair before any work begins. No hourly surprises.
We fix it, test the system under load and leave the work area clean.
Almost always, yes. Some systems need a C-wire or adapter, which we install during the visit.
Poor thermostat placement, a miscalibrated sensor or airflow problems. We check all three.
Most homeowners in California see 8 to 15 percent lower heating and cooling costs from scheduling alone.
Choose your city for local details, nearby coverage and the fastest dispatch:
One call, honest pricing, fast response. Open 24 hours a day.
Call (855) 459-5498