Top 10 Ac Repair in Great Falls, MT

Updated March 2026

Quick Answer

Top: Northern Heating & Cooling (4.9), Falls Mechanical Services LLC (4.7), Gill's Heating & Cooling, Inc. (5)

AC Repair in Great Falls, MT: Signs You Need Help Now

A struggling AC in Great Falls, MT's heat isn't just uncomfortable — it can become a health concern. If your unit is blowing warm air, cycling frequently, or making unusual noises, it's time to call a qualified technician before a small fix becomes a full replacement.

💡 Quick Tips:
  • Don't ignore refrigerant leaks — they get worse and more expensive over time
  • Ask if a repair or replacement makes more financial sense for units over 10 years old
  • Check if your home warranty covers the repair before paying out of pocket
1

Northern Heating & Cooling

2501 17th St NE, Black Eagle, MT 59414, USA
★★★★½ 4.9 (196 reviews)
Licensed & InsuredTop Rated
Services: Ac Repair
2

Kindred Plumbing and Heating, Inc.

1019 8th Ave N, Great Falls, MT 59401, USA
★★★★½ 4.6 (284 reviews)
Licensed & InsuredTop Rated
Services: Ac Repair
3

Great Falls Heating & Air Conditioning

1306 15th St S, Great Falls, MT 59405, USA
★★★★★ 5 (1 reviews)
Licensed & InsuredTop Rated
Services: Ac Repair
4

Falls Mechanical Services LLC

600 2nd St S, Great Falls, MT 59405, USA
★★★★½ 4.7 (45 reviews)
Licensed & Insured
Services: Ac Repair
5

Gill's Heating & Cooling, Inc.

315 4th St S, Great Falls, MT 59405, USA
★★★★★ 5 (66 reviews)
Licensed & Insured
Services: Ac Repair
6

All About You Plumbing and Heating

3405 8th Ave N, Great Falls, MT 59401, USA
★★★★½ 4.6 (79 reviews)
Services: Ac Repair
7

AT Klemens

814 12th St N, Great Falls, MT 59401, USA
★★★★½ 4.6 (63 reviews)
Services: Ac Repair
8

Jerry's Radiator & AC Services

601 7th Ave S, Great Falls, MT 59405, USA
★★★★½ 4.5 (71 reviews)
Services: Ac Repair
9

B & B Heating & Air Conditioning

415 Vaughn Rd, Great Falls, MT 59404, USA
★★★★½ 4.5 (47 reviews)
Services: Ac Repair
10

Brennan Heating & Cooling Inc

815 21st St NW, Great Falls, MT 59404, USA
★★★★½ 4.5 (17 reviews)
Services: Ac Repair

About These Listings

Provider details on this page come from public business information and each provider's own website. Inclusion here is not an endorsement, and the order shown is not a guarantee of quality. Before hiring, verify licensing, insurance, and pricing directly with the company — request written quotes and confirm credentials with your state or local licensing board.

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Frequently Asked Questions

Best ac repair in Great Falls?

Top: Northern Heating & Cooling (4.9), Falls Mechanical Services LLC (4.7), Gill's Heating & Cooling, Inc. (5).