Comprehensive Heating Repair Services in Littleton
When your furnace breaks down during a Colorado winter, you need immediate assistance from experienced professionals who understand the urgency of restoring warmth to your home. At Gustafson Heating & Air Conditioning, we specialize in diagnosing and repairing all types of heating systems, from traditional gas furnaces to modern heat pumps and electric heating units. Our technicians arrive equipped with advanced diagnostic tools including combustion analyzers, digital multimeters, and infrared thermal imaging cameras that help us identify problems quickly and accurately, whether dealing with a faulty ignition system, cracked heat exchanger, or malfunctioning blower motor.
The heating repair process begins with a thorough system evaluation where we inspect every component including the thermostat calibration, electrical connections, gas pressure levels, airflow measurements, and safety controls. We check for carbon monoxide leaks, examine the condition of your ductwork, and test the efficiency of your heat exchanger to ensure your system operates safely and effectively. Our diagnostic approach allows us to pinpoint issues that might otherwise go unnoticed, preventing minor problems from escalating into major failures that could leave you without heat when you need it most.
Common Furnace Problems We Address
Heater repair requirements vary significantly depending on the type and age of your heating system, but certain issues appear frequently in Littleton homes due to our elevation, dry climate, and temperature fluctuations. Ignition problems rank among the most common furnace repair needs, whether involving a faulty pilot light in older models or electronic ignition failure in newer systems. We regularly service hot surface igniters that crack from repeated heating cycles, replace worn thermocouples that prevent gas valve operation, and clean flame sensors that accumulate oxidation over time, preventing proper furnace operation.
Blower motor failures represent another frequent heating system repair we handle, particularly in units operating continuously during extreme cold spells. These motors endure significant stress maintaining consistent airflow through your ductwork, and bearings eventually wear out, capacitors fail, or control boards malfunction. We stock replacement parts for major brands including Rheem, Carrier, Trane, Lennox, and Goodman, allowing us to complete most repairs during the initial service visit. Additionally, we address heat exchanger issues, though these components typically last fifteen to twenty years with proper maintenance. Cracks in heat exchangers pose serious safety risks by allowing carbon monoxide to enter your living space, making prompt replacement essential for protecting your family’s health.
Emergency Response and Preventive Strategies
Serving our customers in Highlands Ranch, Englewood, and surrounding areas for more than 45 years has taught us that heating emergencies rarely occur at convenient times. We maintain a fleet of fully stocked service vehicles ready to respond when your furnace fails unexpectedly, carrying common replacement parts, specialized tools, and testing equipment necessary for rapid diagnosis and repair. Our technicians understand the stress of losing heat during subfreezing temperatures and work efficiently to restore comfort while explaining the problem and repair process clearly.
Beyond emergency repairs, we emphasize preventive maintenance as the most effective strategy for avoiding unexpected breakdowns and extending equipment lifespan. Regular tune-ups include:
- Cleaning and adjusting burners to ensure proper combustion and minimize carbon buildup
- Lubricating moving parts including blower motor bearings and inducer motor assemblies
- Testing safety controls such as limit switches and pressure switches that protect against dangerous operating conditions
- Measuring gas pressure and adjusting to manufacturer specifications for optimal efficiency
- Inspecting electrical connections and tightening terminals to prevent arcing and component failure
HVAC Industry Excellence and Technical Expertise
As a Rheem Team Top 10 Contractor in the United States, we maintain the highest standards of technical proficiency and customer service excellence. This distinction reflects our commitment to ongoing training, proper installation techniques, and comprehensive furnace repair solutions that address both immediate problems and underlying issues affecting system performance. Our highly-trained technicians participate in manufacturer certification programs, staying current with evolving heating technologies including variable-speed blowers, modulating gas valves, and smart thermostat integration that characterize modern heating systems.
We offer customized solutions to fit your budget, whether performing minor heater repairs to extend the life of older equipment or recommending strategic upgrades that improve efficiency and reduce long-term operating costs. Since 1971, Gustafson Heating & Air Conditioning has delivered quality customer service, reliability, and expertise in heating, cooling, and ventilation to our residential and commercial clients throughout the greater Littleton area, building lasting relationships based on trust, transparency, and technical excellence that sets us apart in the HVAC industry.
Serving Highlands Ranch, Englewood, and surrounding areas

