Thermostat and Smart Controls in Greater Bloomington
Get expert thermostat and smart control install, repair, and setup today. Since 1969, Summers Plumbing Heating & Cooling has helped local homes stay comfortable with upfront pricing and same-day service. Our licensed, background-checked techs handle everything from basic thermostats to Wi-Fi smart controls. Serving the Greater Bloomington area, including Bloomington, Normal, and Le Roy. Backed by a 4.9 rating from 669 reviews. Schedule now to get ready for summer heat or winter cold.
Each image is a real worksite photo, reflecting the quality and dedication in every project.
Why Choose Us
What Our Customers Say
"Made sure I was ready to go with the new thermostat and answered all my questions."
"Explained how it worked and were quick and efficient installing the new thermostat."
"IComfort thermostat not connecting to Wi‑Fi. Misty showed me how to fix it immediately."
Answers to Common Questions
View All FAQsWhy Is My Smart Thermostat Not Connecting to Wi-Fi?
Most Wi‑Fi failures come from weak signal, an incorrect password, a 5 GHz‑only network, or low/control power from a missing or loose C‑wire adapter. Router security settings can also block pairing. Summers installs and configures smart thermostats in Bloomington and Normal.
- Confirm internet works on your phone.
- Recheck the 2.4 GHz SSID and password.
- Move the router closer or add a 2.4 GHz guest network.
- Power‑cycle router and thermostat.
- Verify C‑wire or power extender is connected.
Updated: 2025-12-30 00:00:00
Need help in Bloomington, IL? Call (309) 317-4215 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUMtcl9hYWVREAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgIC-r_aaeQ%7CCgwI152UnAYQwJOp_AI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2t0NWJYSlBTelV5T0hZd09GOVVhWHBYUlcwMVVFRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOkt5bXJPSzUyOHYwOF9UaXpXRW01UEE%7C0cw2fir_s_l%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSalowNVFTVU5sTWpndGVuaHVVSGhsY1Zod2JVRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOjRjZ05QSUNlMjgtenhuUHhlcVhwbUE%7C0cVINQ2VEkg%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlNzltcE5REAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgICe79mpNQ%7CCgsI7bHMmQYQ2IbbZA%7C?hl=en-US[4] https://summersphc.com/bloomington-normal/2025/10/tank-vs-tankless-water-heaters-choosing-wisely-for-your-bloomington-home/[5] https://www.summersphc.com/bloomington-normal/services/cooling/[6] https://summersphc.com/bloomington-normal/information-center/specials/[7] https://summersphc.com/bloomington-normal/2025/09/improve-indoor-air-quality-in-your-bloomington-home-with-duct-cleaning-and-air-purification/[8] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-replacement/[9] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-repairs/How much does it cost to rewire a thermostat professionally?
The cost to professionally rewire a thermostat varies by your HVAC setup and wiring access. A Summers technician will confirm pricing after an in‑home inspection. We assess C‑wire needs, recommend adapters if required, and ensure the new control matches your system. If you also install a qualifying smart thermostat, you may claim up to 30% of the purchase, up to $1,200 annually.
Quick factors that affect cost:
- C‑wire run or adapter
- Attic/basement access and wire length
- Zoning or multi‑stage equipment
- Wi‑Fi and smart‑home setup
We serve Bloomington, Normal, and nearby communities.
Updated: 2025-12-30
Need help in McLean, IL? Call (309) 317-4215 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUMtcl9hYWVREAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgIC-r_aaeQ%7CCgwI152UnAYQwJOp_AI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2t0NWJYSlBTelV5T0hZd09GOVVhWHBYUlcwMVVFRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOkt5bXJPSzUyOHYwOF9UaXpXRW01UEE%7C0cw2fir_s_l%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSalowNVFTVU5sTWpndGVuaHVVSGhsY1Zod2JVRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOjRjZ05QSUNlMjgtenhuUHhlcVhwbUE%7C0cVINQ2VEkg%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlNzltcE5REAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgICe79mpNQ%7CCgsI7bHMmQYQ2IbbZA%7C?hl=en-US[4] https://summersphc.com/bloomington-normal/2025/10/tank-vs-tankless-water-heaters-choosing-wisely-for-your-bloomington-home/[5] https://www.summersphc.com/bloomington-normal/services/cooling/[6] https://summersphc.com/bloomington-normal/information-center/specials/[7] https://summersphc.com/bloomington-normal/2025/09/improve-indoor-air-quality-in-your-bloomington-home-with-duct-cleaning-and-air-purification/[8] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-replacement/[9] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-repairs/How much does it cost to replace a thermostat professionally?
Professional thermostat replacement cost depends on the thermostat type and your HVAC wiring. A Summers technician will assess compatibility, C-wire needs, and any adapters, then confirm the total price before work begins. Smart models can include Wi‑Fi setup, Alexa/Google/Apple integration, and calibration. Many Bloomington and Normal homeowners pair installation with a tune-up, where we test and calibrate the thermostat. You may qualify for the Energy Efficient Home Improvement Credit of up to 30% of the purchase, up to $1,200, on eligible models.
Updated: 2025-12-31
Need help in McLean, IL? Call (309) 317-4215 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUMtcl9hYWVREAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgIC-r_aaeQ%7CCgwI152UnAYQwJOp_AI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2t0NWJYSlBTelV5T0hZd09GOVVhWHBYUlcwMVVFRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOkt5bXJPSzUyOHYwOF9UaXpXRW01UEE%7C0cw2fir_s_l%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSalowNVFTVU5sTWpndGVuaHVVSGhsY1Zod2JVRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOjRjZ05QSUNlMjgtenhuUHhlcVhwbUE%7C0cVINQ2VEkg%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlNzltcE5REAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgICe79mpNQ%7CCgsI7bHMmQYQ2IbbZA%7C?hl=en-US[4] https://summersphc.com/bloomington-normal/2025/10/tank-vs-tankless-water-heaters-choosing-wisely-for-your-bloomington-home/[5] https://www.summersphc.com/bloomington-normal/services/cooling/[6] https://summersphc.com/bloomington-normal/information-center/specials/[7] https://summersphc.com/bloomington-normal/2025/09/improve-indoor-air-quality-in-your-bloomington-home-with-duct-cleaning-and-air-purification/[8] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-replacement/[9] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-repairs/Can I replace my thermostat myself without professional help?
Yes—if it’s a like-for-like swap and the wiring matches, many homeowners can replace a thermostat. Smart models may need a C-wire or adapter, and boilers, zoning, or multi-stage systems require extra care. Our Bloomington and Normal technicians confirm compatibility, install, set up Wi‑Fi, and calibrate, then show you how to use it. If you’re unsure about wiring or app setup, call for help.
Quick checks:
- Turn off power at the HVAC breaker.
- Label each wire and check for a C-wire.
- Follow the wiring diagram, mount, restore power, and test.
Updated: 2025-12-30
Need help in McLean, IL? Call (309) 317-4215 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUMtcl9hYWVREAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgIC-r_aaeQ%7CCgwI152UnAYQwJOp_AI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2t0NWJYSlBTelV5T0hZd09GOVVhWHBYUlcwMVVFRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOkt5bXJPSzUyOHYwOF9UaXpXRW01UEE%7C0cw2fir_s_l%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSalowNVFTVU5sTWpndGVuaHVVSGhsY1Zod2JVRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOjRjZ05QSUNlMjgtenhuUHhlcVhwbUE%7C0cVINQ2VEkg%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlNzltcE5REAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgICe79mpNQ%7CCgsI7bHMmQYQ2IbbZA%7C?hl=en-US[4] https://summersphc.com/bloomington-normal/2025/10/tank-vs-tankless-water-heaters-choosing-wisely-for-your-bloomington-home/[5] https://www.summersphc.com/bloomington-normal/services/cooling/[6] https://summersphc.com/bloomington-normal/information-center/specials/[7] https://summersphc.com/bloomington-normal/2025/09/improve-indoor-air-quality-in-your-bloomington-home-with-duct-cleaning-and-air-purification/[8] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-replacement/[9] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-repairs/Can I repair a thermostat myself or should I hire a professional?
You can handle simple thermostat fixes yourself, but wiring or compatibility issues should be left to a pro. Try DIY for settings, Wi‑Fi setup, and batteries. Hire a technician for C‑wire needs, new adapters, multi‑stage or heat‑pump systems, or if wires are loose or mislabeled. Summers Plumbing Heating & Cooling installs and calibrates smart thermostats, integrates Alexa/Google/Apple, and verifies operation with your HVAC during tune‑ups in Bloomington and Normal.
Quick checks:
- Replace batteries and verify mode/temperature.
- Check Wi‑Fi/app login and router signal.
- Confirm breaker is on and schedule isn’t overriding.
Updated: 2025-12-30
Need help in McLean, IL? Call (309) 317-4215 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUMtcl9hYWVREAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgIC-r_aaeQ%7CCgwI152UnAYQwJOp_AI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2t0NWJYSlBTelV5T0hZd09GOVVhWHBYUlcwMVVFRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOkt5bXJPSzUyOHYwOF9UaXpXRW01UEE%7C0cw2fir_s_l%7C[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pSalowNVFTVU5sTWpndGVuaHVVSGhsY1Zod2JVRRAB!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CAIQACodChtycF9oOjRjZ05QSUNlMjgtenhuUHhlcVhwbUE%7C0cVINQ2VEkg%7C[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlNzltcE5REAE!2m1!1s0x0:0x6f7609b920a530f6!3m1!1s2@1:CIHM0ogKEICAgICe79mpNQ%7CCgsI7bHMmQYQ2IbbZA%7C?hl=en-US[4] https://summersphc.com/bloomington-normal/2025/10/tank-vs-tankless-water-heaters-choosing-wisely-for-your-bloomington-home/[5] https://www.summersphc.com/bloomington-normal/services/cooling/[6] https://summersphc.com/bloomington-normal/information-center/specials/[7] https://summersphc.com/bloomington-normal/2025/09/improve-indoor-air-quality-in-your-bloomington-home-with-duct-cleaning-and-air-purification/[8] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-replacement/[9] https://summersphc.com/bloomington-normal/services/cooling/hvac-system-repairs/
Where We Work
What areas do you serve for thermostat and smart controls?
We serve the Greater Bloomington region, including Bloomington, Normal, and Le Roy. See the full list of communities we visit below.

