Agencies turn GBP into a posting calendar. HVAC owners need a listing that matches the trucks. This is the setup that affects Maps and the click — in the order that usually matters in Dallas–Fort Worth.
Category is the first matching signal
Heating, Ventilating, and Air Conditioning Contractor is the usual primary. Additional categories only if they are true and not confusing (for example, a real indoor-air-quality offering — not plumbing you do not run).
Services named like the search
AC repair, AC installation, furnace repair, heat pump, maintenance plans. Write them the way a homeowner would, not as SKUs from the dispatch software.
Photos and hours
Trucks, techs (with permission), indoor units, outdoor condensers. Stock thermostats look like every other listing. Hours must match who answers the phone in July.
Service area without a fake storefront
If you have no public retail counter, use service-area mode. Do not hide at a UPS Store pin. NOBLE is remote and does not manufacture pins. HVAC companies should not either.
The website link
Link to a URL that loads and matches the business. A 404 from Maps is a wasted pack slot. If you have an AC repair page, that is often a better destination than a vague homepage — when the page is real.