HVAC Repairs in Stevensville, & Bitterroot Valley, Montana

Get Your HVAC Unit Back on Track Fast!


HVAC systems can act up due to age, overuse, poor insulation, and a host of other reasons. While proper installation and seasonal maintenance can minimize the frequency and severity of the problems, they will still appear. 


If your HVAC system is acting up, call M&L Heating & Cooling, Inc, right away for a quick diagnosis and effective repairs. Our repair services address both minor issues as well as major mishaps in the industrial facilities. Common problems we fix include refrigerant leaks, clogged air ducts, compressor overheating, and faulty thermostats.

Schedule regular inspections and annual tune-ups to keep your system in tip-top shape for years. If your utility bills are running up without any apparent reason, we will assess your system's efficiency, and recommend upgrades like variable refrigerant flow (VRF) systems. These upgrades can reduce energy consumption, saving you money in the long run.


Our three decades of proven track record speaks for itself. We have a long list of satisfied clients across Montana, and we're proud of the reputation we've built for quality, reliability, and customer service.


Call us now for a free estimate.

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HOURS OF OPERATION

Mon - Sun
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Common HVAC Problems That Require Immediate Repair

  • Dirty air filters
  • Malfunctioning thermostat
  • Uneven heating or cooling
  • Weak or inconsistent airflow
  • System not reaching the desired temperature
  • High energy bills
  • Loud/unusual noises
  • Clogged drain lines
  • Refrigerant leak
  • Faulty components (e.g., blower motor, compressor)

Tips to Prevent Common HVAC Issues

  • Change Your Filters Regularly

    Replace filters every 1-3 months or as directed by the manufacturer. Dirty filters can impede airflow, putting unnecessary strain on your appliance.

  • Keep the Surrounding Area Clean

    - Maintain a clean area around your outdoor HVAC unit for optimal airflow. 


    Regularly sweep up dirt, leaves, or grass around the unit.


    - Make sure to deep clean the coil once a year.

  • Don't Block the Airflow to Your HVAC Unit

    Obstructing the airflow can hinder the performance of your heating and cooling appliances. Avoid placing furniture, rugs, or plants in front of the unit.

  • Monitor Your Energy Bills

    - Check for sudden increases in energy costs, which may indicate low refrigerant levels or a clogged filter.


    - Monitor system performance by checking how fast it warms or cools the house.

  • Use a Programmable Thermostat

    Set different temperatures for different times of the day to save energy and reduce wear and tear

  • Get a Tune-Up Every Year

    - A yearly tune-up includes a thorough inspection, cleaning, and adjustment of all equipment


    - Lubricate the moving parts and check refrigerant levels every two or three months. 


Hire us Today for Prompt HVAC Repair

Even the most reliable HVAC system can hit a snag. We understand the urgency of the situation and that's why we act quickly. Upon arrival, our team will carefully investigate the issue to pinpoint the exact cause. We come prepared with all the necessary gear to handle most repairs on the spot. To prevent costly breakdowns in the future, opt for our preventative maintenance services. We offer flexible plans tailored to your specific system. 

client testimonials

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.

Fixed my wall heater. Showed up on time and took thier tech about 5 minutes to figure out the problem and fix it. Spent the rest of his time cleaning and servicing the unit while he was there. Would recommend.

John B.

M & L put in whole house steam humidifier on our existing gas furnace. It has been working very well.

Jack T.

.

Service response was very prompt, friendly and knowledgeable. Excellent service overall.

Eileen R.

.

As a general contractor i appreciate Mike's attention to detail and knowledge of his craft. Ive worked with M and L Heating and cooling on 12 houses now and am extremely satisfied with his work. They are the only heating and air conditioning company Ill use.

David M.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.

Fixed my wall heater. Showed up on time and took thier tech about 5 minutes to figure out the problem and fix it. Spent the rest of his time cleaning and servicing the unit while he was there. Would recommend.

John B.

M & L put in whole house steam humidifier on our existing gas furnace. It has been working very well.

Jack T.

.

Service response was very prompt, friendly and knowledgeable. Excellent service overall.

Eileen R.

.

As a general contractor i appreciate Mike's attention to detail and knowledge of his craft. Ive worked with M and L Heating and cooling on 12 houses now and am extremely satisfied with his work. They are the only heating and air conditioning company Ill use.

David M.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.

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