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HVAC city tests · Michigan · one AI assistant's answers, September 2026

Who an AI assistant picked for HVAC in Bay City, MI

McCoy Heating & Cooling was picked in 6 of 6 questions and ranked first in all 6; picks reflect the specific services and evidence on the pages reviewed.

Who came up in Bay City

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-09-30.

CompanyPicked firstPicked
McCoy Heating & Coolingmccoyheatingandcooling.com5 of 66 of 6
Haertel Heating and Coolinghaertelheating.com1 of 64 of 6
Badour Heating and Coolingbadourhvac.com0 of 64 of 6
Smith Mechanical HVACsmithheat.com0 of 62 of 6
Custom Engineeringcustomengineeringhvac.com0 of 61 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Bay City, Michigan?”

Picked

  1. First
    McCoy Heating & Cooling
    “It serves Bay City homeowners and says it tries for same-day visits when heat is out, with most other calls reached within 24 hours.”
  2. #2
    Badour Heating and Cooling
    “It serves Bay City and advertises 24/7 emergency HVAC service and a real person answering calls.”
  3. #3
    Haertel Heating and Cooling
    “It offers emergency dispatch at all hours to its customers and accepts online maintenance and repair requests.”

Considered and passed

  • Passed
    Smith Mechanical HVAC
    “Its site describes Bay City furnace repair and 24/7 dispatch, but I found less explicit same-day scheduling detail than McCoy or Badour.”
  • Passed
    Savage Heating and Air Conditioning
    “It offers residential furnace repair in Bay City, but its site gives no clear current-week or emergency response promise.”

Question 2 of 6

“Who is the best heating and air company in Bay City, Michigan?”

Picked

  1. First
    McCoy Heating & Cooling
    “It combines residential heating and cooling services, a stated 1922 start, same-day efforts for no-heat calls, and online scheduling.”
  2. #2
    Haertel Heating and Cooling
    “It has served Bay City since 1938 and provides online service requests and emergency dispatch for existing customers.”
  3. #3
    Badour Heating and Cooling
    “Its site identifies Tim and Natalie Badour as local owners and advertises 24/7 emergency service.”

Considered and passed

  • Passed
    Smith Mechanical HVAC
    “It offers a broad residential HVAC service range and 24/7 dispatch, but the other picks showed more detailed emergency response or longevity evidence.”
  • Passed
    Custom Engineering
    “It offers residential furnace repair and installation in the region, but its service-area address is in Linwood rather than Bay City.”

Question 3 of 6

“I need a new furnace or heat pump installed in Bay City, Michigan. Who should I get quotes from, and roughly what will it cost?”

Picked

  1. First
    McCoy Heating & Cooling
    “It installs and replaces furnaces in the Bay City area and invites homeowners to schedule online.”
  2. #2
    Haertel Heating and Cooling
    “It offers Bay City furnace installation and free consultations for heating-system upgrades.”
  3. #3
    Smith Mechanical HVAC
    “It offers Bay City furnace replacement and no-obligation heat-pump installation quotes.”

Considered and passed

  • Passed
    Custom Engineering
    “It offers free furnace installation estimates and heat-pump options, but its listed address is in Linwood.”
  • Passed
    Badour Heating and Cooling
    “It offers furnace installation and serves Bay City, but I found less detail about installation estimates and equipment options.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Bay City, Michigan”

Picked

  1. First
    McCoy Heating & Cooling
    “It explicitly says it tries to schedule same-day service for homes without heating or cooling.”
  2. #2
    Badour Heating and Cooling
    “It advertises round-the-clock emergency service for urgent heating and cooling failures.”
  3. #3
    Custom Engineering
    “It says same-day emergency AC repair in Bay City may be available when scheduling allows.”

Considered and passed

Question 5 of 6

“I want my furnace serviced before winter in Bay City, Michigan. Who can I book online?”

Picked

  1. First
    Haertel Heating and Cooling
    “It has an online maintenance request and lists Bay City in its service area.”
  2. #2
    McCoy Heating & Cooling
    “It offers online service scheduling and describes an annual maintenance plan.”
  3. #3
    Badour Heating and Cooling
    “It accepts furnace maintenance requests using its website form.”

Considered and passed

  • Passed
    Smith Mechanical HVAC
    “It offers maintenance programs and 24/7 dispatch, but its site directs customers to call or email rather than showing an online booking calendar.”
  • Passed
    Savage Heating and Air Conditioning
    “It offers annual checkups, but the pages reviewed direct customers to call rather than book online.”

Question 6 of 6

“Which heating company in Bay City, Michigan has upfront pricing, so I know the cost before they come?”

Picked

  1. First
    McCoy Heating & Cooling
    “It publishes a $100 diagnostic fee and says it provides a repair quote after diagnosis.”
  2. #2
    Smith Mechanical HVAC
    “It says customers receive the cost for recommended work before the work begins.”

Considered and passed

  • Passed
    Badour Heating and Cooling
    “It promises honest pricing but does not publish a diagnostic fee or a specific upfront price on the pages reviewed.”
  • Passed
    Haertel Heating and Cooling
    “It offers free installation consultations but does not publish a standard repair diagnostic fee on the pages reviewed.”

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