Furnace Repair in San Marcos, TX

Providing Reliable Furnace Repairs in Unreliable Times

As times get tough, other companies cut corners. But we decided to stay reliable—for over 25 years. Call us for your furnace repair and you'll get:

  • Reliable people—Since we constantly train our repair techs, you can be 100% confident that your job will be done right the first time.
  • Reliable scheduling— With same-day service and 2-hour scheduling windows, you'll get your furnace repaired at a time that's convenient for you.
  • Reliable relationships—Many of our employees stay for 10+ years. So you'll always hear a familiar voice on the phone or see a familiar face at your door.

The cost of a furnace repair in San Marcos, TX

Low Cost$200
Average Cost$350
High Cost$1,500+

Want an accurate repair cost?

We can come to your home and find the problem for $99*.

Diagnosis fee

**Applies only to normal business hours (Monday–Friday: 8am–5pm). Diagnosis fee increases to $119 after 5pm and on weekends.

Service Area

Providing furnace repairs to San Marcos and these areas

Reliable Air Texas
How It works

How we work in 5 easy steps

  1. Schedule your repair

    Schedule your repair online or call us at 512–396–8183. We schedule service in 2-hour windows, so you'll know around the time we'll arrive.

  2. Notify you before we arrive

    Your heating technician will call you when they're 30 minutes away, so you don’t have to wait around all day.

  3. Give you a price

    Once your technician arrives, they’ll diagnose what’s wrong with your furnace and give you a price before any work begins. No guessing. No surprises.

  4. Repair it today

    Our trained technician can repair your furnace that same day if we have the available parts.

  5. Make sure you're happy

    We don't just dine and dash. After the work, we call to get your feedback so we can ensure you're 100% satisfied.

How we work
Customer Reviews

See our furnace repair reviews in Texas

4 stars on Yelp
4.8 stars on Google

"GREAT service from a GREAT technician!!"

"Fast response time. Steve T., the technician, spent ample time to diagnose my problems and did so in a professional and personable manner. Due to the age of my system, Steve will need to order parts and will call me to update me tomorrow. GREAT service from a GREAT technician!!"

-Karon G. from Kyle, TX

"Competent, professional, punctual"

"Toby has serviced heating and air conditioning systems at my residence for several years. He is competent, professional, punctual, respectful of the house, a careful communicator."

-D. P.

Our 100% satisfaction guarantee

We do whatever it takes to make you happy (like, 3-day weekend happy). So, if you have any issues with our furnace repair service, we'll make it right—even if that means giving you your money back.

Reliable Air Van

Ready? Y'all give us a ring!