Who does ChatGPT name for HVAC in Aurora, IL?

We wrote the six questions a buyer in Aurora, IL would type into an AI assistant when they need HVAC work, asked each one on ChatGPT, Gemini, Perplexity with live web search, and wrote down every business the answers named. No opinions, no ranking of ours: this is what the assistants said on 2026-09-09.

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Trade: HVAC
Area: Aurora, IL
Questions: 6 asked, 6 answered
Engines: ChatGPT, Gemini, Perplexity
Date: 2026-09-09

Who came up most

Every business the answers named, counted across the six questions and the engines.

Youngren’s Heating & Cooling (youngrensinc.com): named 7 times across ChatGPT, Perplexity
Maximum Heating & Air Conditioning (aurorailhvacservice.com): named 4 times across ChatGPT, Perplexity
TR Miller Heating, Cooling, Plumbing & Electrical (trmillerheatingandcooling.com): named 3 times across ChatGPT, Gemini
A All Temp, Inc. Heating & Cooling: named 2 times across Gemini, Perplexity
Air-Rite Heating & Cooling: named 2 times across Gemini
Andersen Plumbing & Heating (andersenph.com): named 2 times across ChatGPT, Perplexity
Brian & Sons (brianandsons.com): named 2 times across ChatGPT
Franzen Heating & Cooling: named 2 times across Perplexity

Directories and review sites the answers quoted: angi.com, homeadvisor.com, facebook.com, thumbtack.com.

The six questions, answer by answer

The question a buyer would type, then what each assistant named.

01Who offers emergency furnace repair in Aurora, IL, if my heat stops working overnight?

ChatGPT named: Maximum Heating & Air Conditioning (aurorailhvacservice.com), Youngren’s Heating & Cooling.
Gemini named: Precision Air Heating & Cooling, Air Dynamics Heating & Cooling, RJ Kuhn, Inc..
Perplexity: no answer came back in time.

02Who can fix an air conditioner that runs but blows warm air in Aurora, IL?

ChatGPT named: Brian & Sons (brianandsons.com), Maximum Heating & Air Conditioning.
Gemini named: Air-Rite Heating & Cooling, McNally's Heating & Cooling.
Perplexity named: Youngren’s Heating & Cooling, McNally’s Heating & Cooling, Franzen Heating & Cooling, Andersen Plumbing & Heating.

03How much does it cost to replace a gas furnace and central air conditioner in Aurora, IL?

ChatGPT named: Andersen (andersenph.com).
Gemini named no specific business.
Perplexity named: Home Depot Services.

04Who installs cold-climate heat pumps in Aurora, IL, and can explain whether I need backup heat?

ChatGPT named: Nortek Environmental (nortekenvironmental.com), TR Miller Heating, Cooling, Plumbing & Electrical (trmillerheatingandcooling.com).
Gemini named: TR Miller Heating, Cooling, Plumbing & Electrical, Air-Rite Heating & Cooling.
Perplexity named: Youngren’s Heating & Cooling (youngrensinc.com), A All Temp, Inc..

05Who can install a ductless mini-split for an upstairs bedroom that stays too hot in Aurora, IL?

ChatGPT named: Youngren’s Heating & Cooling (youngrensinc.com), Maximum Heating & Air Conditioning (aurorailhvacservice.com).
Gemini named: TR Miller Heating, Cooling, Plumbing & Electrical, A All Temp, Inc. Heating & Cooling.
Perplexity named: Youngren’s Heating & Cooling (youngrensinc.com), Maximum Heating & Air Conditioning (aurorailhvacservice.com), Precision Air (precisionairheatingcooling.com), A All Temp, I.

06Where can I get a furnace tune-up and carbon monoxide safety check in Aurora, IL, before winter?

ChatGPT named: Youngren’s Heating & Cooling (youngrensinc.com), Brian & Sons (brianandsons.com).
Gemini named: RENEW HVAC, Amazing Air Inc.
Perplexity named: Franzen Heating & Cooling, Youngren’s Heating & Cooling, U.S. Allied Plumbing, Heating, & Cooling.

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