A/C tune-up in Farmington Hills, MI

Better Tune‑Ups for Longer‑Lasting Air Conditioners – Just $49

AC Tune Up Farmington Hills, MI

Tune‑ups that keep you comfortable with...

  • Fewer breakdowns
  • Longer equipment lifespan
  • Lower utility bills

What's Included

What's Included in Our 19-Point A/C Tune-Up?
  1. Examine thermostat
  2. Inspect filters
  3. Shut down humidification system
  4. Measure temperature differential
  5. Monitor humidity
  6. Inspect condensor coil
  7. Test and adjust air flow
  8. Inspect all electrical connections
  9. Test amperage draw on motors
  10. Check refrigerant charge
  11. Lubricate applicable moving parts
  12. Inspect condensate drain
  13. Inspect all electrical components
  14. Identify proper refrigerant level
  15. Check disconnect power box
  16. Check breaker
  17. Inspect evaporator coil (when accessible)
  18. Test cycle for proper operation
  19. Inspect air conditioner cabinet


Celebrating 80+ years of service in the great state of Michigan

"Thank you for your excellent service..."

"Duane did a follow up on our yearly A/C tune-up. I will ask for him again when it is time for my furnace tune-up. Thx, Duane, for your excellent service."

-Susan M.

Read Reviews Attention arrow


Real Guarantees You Won't Find Anywhere Else

We have 14 Real Guarantees here at Thornton & Grooms. And we honor all of them each and every day.

Real Guarantees

Guarantees we honor for every A/C tune-up:

  • 100% Satisfaction Guarantee

    If you aren't satisfied for any reason, we'll work with you until the situation is resolved and you're happy with the results.

  • On-Time Guarantee

    If we don’t show up when we promise – we will pay you $100 for your inconvenience.

  • No Surprises, No Compromises Guarantee

    If we miss something and failed to communicate it prior to our agreement, we'll correct the issue at no additional cost.

Comfort Plan

Sensible Maintenance Plans. Huge Yearly Savings.

Join the Comfort Protection Plan today and save big on yearly tune-ups PLUS:

  • Markdowns on HVAC, plumbing and drain repairs
  • Discounts on comfort system replacements
  • Extended warranties, lower service fees, and much more...

Service Area

Serving Farmington Hills & Beyond

... and many others.

See our full service area

Ready for Better A/C Tune-Ups?