The weather in Dearborn, MI, is as diverse as our neighborhoods. Homeowners rely on hardworking HVAC systems, from hot, humid summers to bitter winters, to comfort them. Randazzo Heating, Cooling & Electrical, serving Metro Detroit since 1988, is your go-to expert for all HVAC, water heater, and electrical needs.
We provide professional, reliable services in Dearborn and surrounding areas. Whether it’s a chilly winter evening or a hot summer day, our team is here to ensure your home remains comfortable.
For expert heating and cooling services in Dearborn, count on Randazzo Heating, Cooling & Electrical. Call 586-336-1111 to schedule your heating and cooling service.

Top-Rated Heating & Furnace Repair Services
At Randazzo, we understand the importance of a warm, cozy home during Dearborn’s cold winters. Our heating services are comprehensive, covering everything from heat pumps to furnaces.
Let us help you with:
- Installation & replacement: Choose us for efficient installation and replacement of heating systems. Our team ensures your new system is perfect for your home’s needs, providing comfort and energy efficiency.
- Repair: Facing heating issues? Our experienced technicians offer reliable repair services for all brands, ensuring your system runs smoothly.
- Maintenance: Regular maintenance is critical to a long-lasting heating system. We provide thorough inspections and tune-ups to keep your system in top condition.
Air Conditioning Repair & Replacement in Dearborn, MI
Dearborn summers can be warm and humid, making a reliable air conditioning system essential. Randazzo offers various cooling services, including ductless AC systems and smart thermostats.
- Installation & replacement: We provide expert installation and replacement services for various cooling systems. Let us help you find the ideal solution for your home’s needs.
- Repair: Our skilled technicians are ready to address air conditioning repair needs and restore comfort.
- Maintenance: Regular maintenance ensures your cooling system operates at peak efficiency. Trust us for comprehensive service that prolongs the life of your AC.
Keep cool and comfortable year-round with our air conditioning services. Contact our team at 586-336-1111 to schedule your air conditioning service today.
Indoor Air Quality Services
Indoor air quality is essential for your family’s health. You want the air you breathe to be as clean as possible. But pets, dust, and other airborne irritants can lower your home’s air quality. At Randazzo Heating, Cooling & Electrical, we offer advanced solutions to improve the air quality in your Dearborn home.
Our indoor air quality services include:
- Air scrubbers & purifiers: Our menu of air scrubbers and purifiers effectively remove pollutants, ensuring you breathe cleaner, healthier air.
- UV purifiers: Utilizing the latest in UV technology, our purifiers eradicate airborne pathogens, providing an added layer of protection for your home.
Improve the indoor air quality of your Dearborn home by calling 586-336-1111 to schedule your indoor air quality service.
Choose Randazzo Heating & Cooling in Dearborn, MI
Choose Randazzo Heating, Cooling & Electrical for your heating, cooling, and indoor air quality solutions in Dearborn. We are licensed and insured, and we’re committed to excellence. Our team of background-checked technicians offers comprehensive solutions for all your HVAC needs. We provide free estimates on replacement quotes and service calls, with flexible financing options available. With us, you’re gaining a partner dedicated to your comfort and satisfaction.
Schedule your heating and cooling service in Dearborn by calling 586-336-1111 today.
Recent Jobs and Reviews in Dearborn, MI
Job Locations and Reviews
Completed spring maintenance tune-up on a 4-year-old Lennox residential air conditioning system. Performed comprehensive inspection of all major components including inducer motor, gas valve assembly, electrical connections, condensate drainage system, and PVC venting. All systems tested and found operating within normal parameters with no repairs required.
Conducted on-site assessment for air conditioning system replacement at residential property. Evaluated existing AC unit of unknown age, documented electrical panel location and accessibility in interior utility closet, and photographed installation area to determine equipment specifications and clearance requirements for new system installation. Provided comprehensive estimate for complete air conditioning unit replacement to be scheduled within requested timeframe.
Conducted site visit to remeasure ductwork layout and assess requirements for furnace relocation and gas line modification in unfinished basement space. Documented existing HVAC equipment positioning, including current furnace unit with PVC venting and black ductwork configuration, as well as water heater location relative to proposed furnace placement. Evaluated structural elements including floor joists, support beams, and concrete columns to determine optimal routing for relocated gas line and revised ductwork system, ensuring compliance with clearance requirements and building codes.
Performed initial leak search on A/C system using UV dye and lighting equipment to identify refrigerant leak points throughout evaporator coil assembly and associated refrigerant lines. Inspected condenser unit, refrigerant piping connections, and mechanical components for visible signs of refrigerant loss. Second visit required to complete comprehensive leak detection and determine full scope of necessary repairs.
Completed comprehensive ComfortGuard maintenance inspection on residential HVAC system. Performed electrical diagnostics using clamp meter to verify proper amperage draw and system performance, inspected all internal electrical connections and wiring configurations, and confirmed thermostat operation and programming functionality. All components found operating within normal parameters with no issues identified during this routine maintenance visit.
Completed scheduled ComfortGuard Maintenance visit including filter replacement and system inspection. Verified proper operation of Sensi digital thermostat displaying 67°F current temperature with 79°F setpoint, confirmed WiFi connectivity and programming functions, and checked humidifier control settings for optimal indoor air quality management.
Provided comprehensive estimate for complete HVAC system replacement including heating and cooling components for small to mid-sized residential space up to 1200 square feet. System specified for basement installation utilizing natural gas or propane as energy source. Assessed existing electrical panel capacity and ductwork configuration to determine compatibility and integration requirements for new equipment installation.
Responded to service call for Lennox furnace displaying iComfort alert code 272. Upon inspection of the 5-year-old forced air system, diagnosed and cleared the error code from the thermostat. Unit is functioning properly with normal operation restored.
Performed annual furnace maintenance under active Air Care Membership. Discovered severely clogged filter with extensive dust buildup causing restricted airflow and reduced system efficiency. Replaced filter, inspected internal components including blower assembly, gas valve, and circuit board connections, and completed standard tune-up procedures to restore proper system operation.
Conducted assessment of aging furnace and hot water tank system located in unfinished basement. Unit is currently operational but at end of serviceable life. Documented existing Carrier furnace setup with TRION air filtration component, PVC venting, and associated ductwork configuration for replacement quote purposes.
Performed annual maintenance on Goodman furnace (Model GMH80903BN) under Air Care Membership. Conducted comprehensive inspection of all components including blower motor assembly, electrical connections, and gas burner assembly. System is functioning properly with no signs of damage or unusual wear.