Who an AI assistant picked for HVAC in Merced, CA

Across the six questions, Wally Falke’s Heating & Air Conditioning was picked 6 times and ranked first 3 times; Diamond Heating & Air was picked 6 times and ranked first 2 times; HAC Heating & Air Conditioning was picked 6 times and ranked first once. These counts reflect recommendations and alternatives in this assistant’s replies.

Who came up in Merced

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

Company	Picked first	Picked
Wally Falke’s Heating & Air Conditioningwallyfalkes.com	4 of 6	6 of 6
Diamond Heating & Aircalldiamondair.com	2 of 6	6 of 6
HAC Heating & Air Conditioninghachvac.com	0 of 6	4 of 6
Johnson Plumbing Inc.johnsonplumbinginc.com	0 of 6	2 of 6

Question 1 of 6

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

Picked

First
Wally Falke’s Heating & Air Conditioning
“It says Merced no-heat calls are prioritized around the clock, including weekends and holidays.”
#2
Diamond Heating & Air
“It serves Merced, advertises same-day heating repairs, and lists 24/7 emergency service.”
#3
Johnson Plumbing Inc.
“It offers residential furnace repair in Merced and says it has repaired local furnaces since 1960.”

Considered and passed

Passed
HAC Heating & Air Conditioning
“It advertises same-day furnace repairs in Merced, but its page gives less detail about emergency availability than the higher-ranked options.”
Passed
Perez Heating & Air
“It describes furnace and heat-pump repairs in Merced but does not state response timing on the service page.”

Question 2 of 6

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

Picked

First
Wally Falke’s Heating & Air Conditioning
“It combines long local service, stated family ownership, 24/7 emergency response, and detailed service information for Merced.”
#2
Diamond Heating & Air
“It is Merced-based and publishes a diagnostic price along with detailed repair and service information.”
#3
HAC Heating & Air Conditioning
“It serves Merced homes and businesses with heating and cooling service and advertises financing.”

Considered and passed

Passed
Johnson Plumbing Inc.
“It has substantial local history and residential furnace repair, but the pages I read emphasize plumbing as well as HVAC and offer less detail on current response options.”
Passed
Perez Heating & Air
“Its heating-repair page covers furnaces and heat pumps, but offers less detail about response availability and service process.”

Question 3 of 6

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

Picked

First
Wally Falke’s Heating & Air Conditioning
“It offers free in-home estimates for system replacements and installs furnaces and heat pumps in Merced.”
#2
Diamond Heating & Air
“It advertises free installation estimates and lists furnace installation among its services.”
#3
HAC Heating & Air Conditioning
“It offers HVAC installation in Merced and provides an online estimate request.”

Considered and passed

Passed
Johnson Plumbing Inc.
“It offers furnace installation, but the pages I read did not give a local installed-price range or clearly detail estimate terms.”
Passed
Perez Heating & Air
“Its page discusses replacement when repair is not cost-effective, but I did not find installation quote details in the page I read.”

Question 4 of 6

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

Picked

First
Wally Falke’s Heating & Air Conditioning
“It serves Merced and states that same-day emergency service is available, subject to the schedule.”
#2
Diamond Heating & Air
“It advertises same-day appointments in Merced and lists 24/7 emergency service.”
#3
HAC Heating & Air Conditioning
“It advertises same-day AC repairs for Merced customers.”

Considered and passed

Passed
Johnson Plumbing Inc.
“Its site offers AC repair but the pages I read did not state same-day availability.”
Passed
Perez Heating & Air
“Its site offers AC repair in the area but did not state same-day availability on the pages I read.”

Question 5 of 6

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

Picked

First
Diamond Heating & Air
“It links to online booking and lists seasonal maintenance and tune-ups.”
#2
HAC Heating & Air Conditioning
“Its Merced page displays a book-online option and describes HVAC service there.”
#3
Wally Falke’s Heating & Air Conditioning
“It provides a Merced service request form and offers heating maintenance.”

Considered and passed

Passed
Johnson Plumbing Inc.
“It offers furnace maintenance and a service scheduling path, but the page I read directs customers to call or submit a request rather than book a time online.”
Passed
Perez Heating & Air
“I did not verify online booking for a seasonal furnace service from the pages I read.”

Question 6 of 6

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

Picked

First
Diamond Heating & Air
“It posts a $79 diagnostic visit and says it explains repair costs before work begins.”
#2
Wally Falke’s Heating & Air Conditioning
“It says it quotes repair prices before work and applies its diagnostic fee toward the repair.”
#3
Johnson Plumbing Inc.
“It publishes typical furnace repair cost ranges while explaining that the total varies by issue.”

Considered and passed

Passed
HAC Heating & Air Conditioning
“It advertises financing and same-day service, but I did not find published diagnostic or repair prices in the pages I read.”
Passed
Perez Heating & Air
“It describes transparent recommendations but did not publish a diagnostic fee or repair price on the page I read.”

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