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

Who an AI assistant picked for HVAC in Oak Park, CA

Across six questions, Galaxy Plumbing, Heating, AC & Solar was picked 4 times and first 3 times; Top Shelf Heating & Air was picked 4 times and first 2 times; Reliable Heating and Air was picked 3 times and first once.

Who came up in Oak Park

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

CompanyPicked firstPicked
Galaxy Plumbing, Heating, AC & Solargalaxyplumbingandservices.com4 of 65 of 6
Top Shelf Heating & Airtopshelfcooling.com1 of 65 of 6
Reliable Heating and Airreliablehvac.org1 of 63 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Oak Park, California?”

Picked

  1. First
    Galaxy Plumbing, Heating, AC & Solar
    “Its Oak Park heating page describes furnace repair and around-the-clock emergency help for furnaces and heat pumps.”
  2. #2
    Reliable Heating and Air
    “Its Oak Park furnace page states an $85 diagnostic and same-day appointments when scheduling allows.”

Considered and passed

  • Passed
    Top Shelf Heating & Air
    “Its Oak Park page lists heating repair, emergency availability, and online scheduling, but its linked detailed heating repair page is for Moorpark.”
  • Passed
    Super Cool HVAC-R & More LLC
    “The homepage claims Oak Park coverage and furnace repair, but it lists a 630 area-code phone number and Chicago-area service cities, so its California service coverage is unclear.”

Question 2 of 6

“Who is the best heating and air company in Oak Park, California?”

Picked

  1. First
    Galaxy Plumbing, Heating, AC & Solar
    “Its site documents Oak Park service, family ownership since 1986, a local address, and over 100 Google reviews at 5 stars as of July 2026.”
  2. #2
    Top Shelf Heating & Air
    “Its Oak Park page describes residential heating and cooling service, online scheduling, upfront estimates, and emergency availability.”

Considered and passed

  • Passed
    Reliable Heating and Air
    “The Oak Park furnace page has unusually specific diagnostic and repair details, but I found less first-party company background and no comparable verified review profile in the pages checked.”
  • Passed
    Super Cool HVAC-R & More LLC
    “Its website claims Oak Park service, but the listed 630 phone number and Chicago-area service locations make Oak Park, California coverage uncertain.”
  • Passed
    AirWorks
    “It has Oak Park service-area and heating-repair pages, but I found less location-specific scheduling and review evidence for this comparison.”

Question 3 of 6

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

Picked

  1. First
    Galaxy Plumbing, Heating, AC & Solar
    “Its Oak Park heating page offers furnace and heat pump installation and invites homeowners to request an estimate.”
  2. #2
    Top Shelf Heating & Air
    “Its Oak Park page lists heating upgrades and links to furnace and heat pump installation services.”
  3. #3
    Reliable Heating and Air
    “Its Oak Park furnace repair page says installation estimates are free and links to its furnace installation information.”

Considered and passed

  • Passed
    AirWorks
    “It offers Oak Park HVAC services, but the pages reviewed did not supply an installation price range.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Oak Park, California.”

Picked

  1. First
    Galaxy Plumbing, Heating, AC & Solar
    “Its site lists Oak Park AC repair and states emergency service is available 24/7.”
  2. #2
    Top Shelf Heating & Air
    “Its Oak Park page offers AC repair and online scheduling, while its site advertises emergency availability.”

Considered and passed

  • Passed
    Reliable Heating and Air
    “Its reviewed Oak Park service page covers furnace repair and emergency appointments, but I did not verify a local AC repair page.”
  • Passed
    Super Cool HVAC-R & More LLC
    “It advertises AC repair and Oak Park coverage, but its phone number and listed cities point to the Chicago area rather than California.”

Question 5 of 6

“I want my furnace serviced before winter in Oak Park, California. Who can I book online?”

Picked

  1. First
    Top Shelf Heating & Air
    “Its Oak Park page links to online scheduling and lists furnace tune-ups and seasonal maintenance plans.”
  2. #2
    Galaxy Plumbing, Heating, AC & Solar
    “Its Oak Park heating page offers tune-ups, although the reviewed site directs customers to request an estimate by phone.”

Considered and passed

  • Passed
    Reliable Heating and Air
    “Its page describes preventive furnace maintenance but points customers to call for service rather than providing a verified online booking calendar.”

Question 6 of 6

“Which heating company in Oak Park, California has upfront pricing, so I know the cost before they come?”

Picked

  1. First
    Reliable Heating and Air
    “Its Oak Park furnace page posts an $85 diagnostic fee and says the repair price is given before work begins.”
  2. #2
    Top Shelf Heating & Air
    “Its Oak Park page promises full estimates before work begins, though it does not publish a diagnostic price.”

Considered and passed

  • Passed
    Galaxy Plumbing, Heating, AC & Solar
    “Its site advertises free phone estimates and financing, but I did not find a posted diagnostic fee or fixed service price.”
  • Passed
    AirWorks
    “I found Oak Park service pages but no published diagnostic price in the pages reviewed.”

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