AI Visibility Index  ›  HVAC  ›  Dallas, TX  ›  Harlen Johnson HVAC, Plumbing & Electrical
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Harlen Johnson HVAC, Plumbing & Electrical

HVAC · Dallas, TX · Updated Jul 17, 2026
#19
Visibility rank in Dallas, TX HVAC · ▼ 10 this week
1.1%
Share of voice
61
Depth score · how well AI can help a buyer · ▲ 1 in depth rank this week

Share of voice over time

Weekly, last 3 weeks · vs the Dallas, TX HVAC leader

Harlen Johnson HVAC, Plumbing & Electrical · 1.1%Serveway Heating and Air Conditioning (leader) · 7.5%

AI recommends Harlen Johnson HVAC, Plumbing & Electrical #19 in Dallas, TX HVAC (3 of the four assistants name it, at 1.1% share of voice), and understands it well enough to carry a customer toward a booking, scoring 61 on depth.

Summary

  • Across the questions Dallas, TX customers ask AI about HVAC, Harlen Johnson HVAC, Plumbing & Electrical is recommended by 3 of 4 assistants and ranks #19 by share of voice.
  • ChatGPT, Perplexity and Google AI Mode consistently name it. Gemini does not surface it.
  • Its depth score is held back by pricing: on the service call, the assistants quoted $50 to $75, so a customer comparing prices gets a fabricated figure.

How each assistant sees Harlen Johnson HVAC, Plumbing & Electrical

ChatGPT
Recommends
Named in 13 of 72 prompts · names and recommends this business
Gemini
Not named
mentions this business
Perplexity
Recommends
Named in 1 of 72 prompts · names and recommends this business
Google AI Mode
Recommends
Named in 13 of 72 prompts · names and recommends this business
Customer questions it was named in
  • Who are the best HVAC companies in Dallas, TX?
  • My AC stopped working and it's hot. Who can fix it today in Dallas, TX?
  • I need emergency furnace repair tonight in Dallas, TX. Who offers 24/7 service?
  • My heat is out in Dallas, TX and it's freezing. Who does same-day HVAC repair?

Depth: the buyer's journey with AI

Where AI can carry a Harlen Johnson HVAC, Plumbing & Electrical customer from a first question toward a booking, and where it can't. Five buyer questions, graded on what the assistants actually said.

strongOfferings
goodAvailability
fabricatedPricing
goodFit
partialDifferentiation
Offerings & servicesStrong
Customer asks: "What does Harlen Johnson HVAC, Plumbing & Electrical do?"
“Harlen Johnson HVAC, Plumbing & Electrical (originally founded in 1957) is a full-service residential and commercial contractor serving the Dallas-Fort Worth Metroplex. Top HVAC Company in Dallas | Harlen Johnson…”
All four assistants answer this accurately for Harlen Johnson HVAC, Plumbing & Electrical.
Availability & bookingGood
"Can I book Harlen Johnson HVAC, Plumbing & Electrical this week? Are they taking new customers?"
“Searching the web I don’t have live access to the company’s current dispatch policies right now, so I can’t confirm same-day availability or exact emergency response times for Harlen Johnson HVAC, Plumbing & Electrical…”
AI describes availability but can't confirm a bookable time, so the customer still has to call.
PricingFabricated
"What does Harlen Johnson HVAC, Plumbing & Electrical charge for a service call?"
“4.8 Harlen Johnson HVAC, Plumbing & Electrical Expand []( Use two fingers to move the map Hold Ctrl to zoom © Mapbox Terms© OpenStreetMap Harlen Johnson HVAC, Plumbing & Electrical 4.8•HVAC contractor Open Give feedback…”
Asked about the service call, the assistants quoted anywhere from $50 to $75. A customer comparing prices gets a number AI made up.
Fit & qualificationGood
"Can Harlen Johnson HVAC, Plumbing & Electrical handle what I need?"
“Yes, Harlen Johnson HVAC, Plumbing & Electrical can service heat pumps and handles both residential and light commercial work. Based in Dallas, they offer comprehensive services for various heating and cooling systems…”
Answerable for the common cases a customer asks about.
What makes them differentPartial
"Why choose Harlen Johnson HVAC, Plumbing & Electrical over the others?"
“Harlen Johnson HVAC, Plumbing & Electrical in Dallas, TX, provides several warranties and guarantees for their services, including a standard 30-day labor warranty on repairs and a general customer satisfaction…”
AI's answers here are uneven across the assistants.

Depth from the tightened scoring run: pricing weighted for cross-assistant consistency, differentiation judged for concreteness.