Heating Repair
Heating Repair in Livermore & the Tri-Valley
Fast & Reliable Heating Repair Services
When your heating system stops working, you need a trusted HVAC company that provides fast, effective repairs. Miller’s Air Conditioning & Heating has been serving Livermore and the Tri-Valley for over 60 years, ensuring homeowners stay warm and comfortable all winter long.
Whether your furnace, heat pump, or ductless system is malfunctioning, our expert technicians are ready to diagnose and fix the problem quickly.

Signs You Need Heating Repair
Not sure if your heating system needs professional attention? Here are some common warning signs:
- No heat or inconsistent heating throughout your home
- A yellow or flickering burner flame (for gas furnaces)
- Higher-than-normal energy bills with no change in usage
- Frequent breakdowns and costly repairs
- Unusual noises like banging, rattling, or screeching
- Unpleasant odors coming from vents or the unit
Why Choose Miller's AC & Heating
For Heating Repairs
- Experienced and certified technicians trained to repair all major brands
- Same-day and emergency service available when you need it most
- Honest & Transparent Pricing – No hidden fees, just fair and upfront estimates
- Fully stocked service vehicles for fast on-site repairs
- Commitment to quality service backed by decades of experience

Our Heating Repair Process
O1
Diagnosis and Inspection
Our technicians thoroughly inspect your heating system to pinpoint the issue.
O2
Transparent Repair Estimate
We provide a clear explanation of the problem along with a detailed repair estimate.
O3
Professional Repairs
Our team makes the necessary repairs using high-quality parts and industry-best practices.
O4
System Testing and Performance Check
We test your heating system to ensure it’s running efficiently before we leave.
O5
Preventative Maintenance Recommendations
To prevent future breakdowns, we offer maintenance plans to keep your system in top shape.
O1
Diagnosis and Inspection
Our technicians thoroughly inspect your heating system to pinpoint the issue.
O2
Transparent Repair Estimate
We provide a clear explanation of the problem along with a detailed repair estimate.
O3
Professional Repairs
Our team makes the necessary repairs using high-quality parts and industry-best practices.
O4
System Testing and Performance Check
We test your heating system to ensure it’s running efficiently before we leave.
O5
Preventative Maintenance Recommendations
To prevent future breakdowns, we offer maintenance plans to keep your system in top shape.





Testimonials
What Our Customers Are Saying:
Years of Excellence
Customer Rating
Service Awards
Happy Customers
Testimonials
What Our Customers Are Saying:





Years of Excellence
Customer Rating
Service Awards
Happy Customers
Common Heating Repairs We Handle
We see all sorts of problems in our line of work, and we’re ready and able to fix anything we come across. Common issues we see are as follows, but not limited to:
- Ignition or pilot light issues
- Thermostat malfunctions
- Blower motor failures
- Clogged or dirty filters affecting airflow
- Heat exchanger and burner problems
- Electrical and wiring issues
Frequently Asked Questions
Check your thermostat settings, replace the air filter, and ensure your circuit breaker is on. If the problem persists, call us for a professional inspection.
We offer same-day service in most cases, and emergency repair options are available when needed.
If your system is over 15 years old and requires frequent repairs, replacement may be the more cost-effective option. We can help you weigh your options.
Yes, we provide flexible financing options to make unexpected heating repairs more manageable.
Routine maintenance, including regular tune-ups and filter changes, can significantly extend the life of your heating system.