Warren, Michigan families, welcome to Randazzo! We’re proud to serve your neighborhood in Warren, the largest city in our shared home county.
As your Macomb County neighbors, we’re familiar with the cold, snowy winters and the hot summers that frequently occur in the Detroit metropolitan area. Although the changing of the seasons make Michigan pure and picture-perfect, the climate makes managing the temperature in your home all the more important. We understand that in Warren, heating and cooling services are essential. That’s why we’re here to provide efficient, reputable and affordable HVAC services to everyone.
Warren Heating and Air Conditioning
For HVAC repair in Warren, look no further than Randazzo Heating, Cooling and Electrical. Well-known in your community, we’re a name you can trust to provide high quality HVAC services.
Our Warren heating and air services include:
- Cleaning, inspection and maintenance of your furnace or AC.
- Minor and major HVAC repairs, on systems of all kinds, and any brand.
- Replacement of old units and installation of new, state-of-the-art heating or cooling systems.
Our team proudly offers all services relating to HVAC, in Warren MI. We’re also Michigan’s largest award-winning Lennox Premier Dealer, and we know these products inside out. For advice on new HVAC equipment tailored to you, we’re the expert Lennox team you’re looking for.
Contact Us Today
586-336-1111
Water Heater Repair, Warren, MI
A relaxing bath or hot shower can work wonders after a long, hard day. We’re here to ensure your water heater is never out of order for too long, so you can always schedule in a little me-time, have the hot water you need to do the dishes, and make life a whole lot easier.
Randazzo offers an entire catalog of services to cover water heater repair in Warren, MI. Choose our team for maintenance, repair, and replacement of recirculation systems and heat pumps, as well as propane, electric, gas, solar, high efficiency, tank and tankless hot water heaters.
Electrician, Warren MI
Looking for an electrician in Warren? Go with the name you know and trust Randazzo to take care of your electric. Our master electrician oversees all our work, to ensure it meets their high standards of quality, safety and reliability.
Contact Us for Warren HVAC and Electrics
We’ve been supporting families in Warren with heating and cooling services since 1988, and would be delighted to work with you. Contact us today to learn more about what we have to offer, or request a free quote for your HVAC or electrical project.
Recent Jobs and Reviews in Warren, MI
Job Locations and Reviews
RZ O.
Completed complimentary annual heating maintenance on 10-year-old Lennox gas furnace per membership agreement. Performed comprehensive tune-up inspection, checked all system components, gas connections, and pressure relief valve operation. Removed and replaced heavily soiled air filter showing significant dust and particulate accumulation. Verified proper furnace operation and documented equipment condition with photos.
Warren, MI 48089
RZ U.
Completed comprehensive air conditioning tune-up on 4-year-old central AC system with no reported operational issues. Performed standard preventive maintenance protocol including inspection of outdoor condensing unit, verification of electrical connections at disconnect box, assessment of condenser coil condition and airflow through grille assembly, and evaluation of fan motor operation. System found to be in good working condition with normal wear consistent with age; all components functioning within manufacturer specifications.
Warren, MI 48092
RZ M.
Completed chimney liner installation for water heater venting system. Dropped and secured stainless steel flexible liner through existing ceiling penetration, connected to water heater flue outlet with proper metal elbow fitting and securing bands. Verified proper draft and clearances per manufacturer specifications.
Warren, MI 48092
RZ M.
Completed on-site assessment for replacement estimate of existing basement-installed heating and cooling system serving medium-sized residential space of 1200-2000 square feet. Evaluated current natural gas furnace and associated ductwork configuration, documented equipment specifications, and photographed installation layout including existing water heater proximity and electrical panel location. Provided comprehensive replacement options for complete furnace and air conditioning system upgrade.
Warren, MI 48092
RZ T.
Completed full HVAC system installation including a 90,000 BTU furnace and 3-ton rear-discharge air conditioning unit in basement mechanical room. Installation included humidifier integration, duct liner application, and reconnection of all existing utilities and ductwork. Obtained mechanical and electrical permits prior to installation, ensuring all work meets code requirements and manufacturer specifications for optimal system performance and efficiency.
Warren, MI 48093
RZ T.
Completed full HVAC system installation including a 70,000 BTU furnace and 2-ton air conditioning unit with rear placement configuration. Obtained mechanical and electrical permits prior to installation, installed air handler unit on raised platform in basement utility area with proper PVC condensate drainage and ventilation piping, completed all electrical connections to existing panel box, and reconnected all necessary components to ensure full system operation.
Warren, MI 48089
RZ W.
Completed comprehensive Air Care Heating and Cooling maintenance service on residential HVAC system. Performed thorough inspection of outdoor condensing unit, documenting significant filter contamination and debris accumulation restricting airflow, and examined internal components including blower motor assembly, gas valve, burner assembly, and refrigerant lines to ensure proper system operation.
Warren, MI 48091
RZ K.
Responded to no-cool call on 15-year-old central air conditioning system. Upon inspection, discovered electrical wiring connected to outdoor condensing unit had been chewed by rodents, causing system failure. Replaced damaged wiring, secured connections, and verified proper system operation. Unit restored to full cooling capacity.
Warren, MI 48093
RZ T.
Completed full HVAC system installation including a 70,000 BTU Lennox furnace with humidifier and 2-ton air conditioning unit with rear discharge configuration. Installed and routed all necessary ductwork, refrigerant lines, and electrical connections in basement mechanical room. Reconnected existing components and obtained mechanical and electrical permits for the complete system replacement.
Warren, MI 48093
RZ S.
Completed installation of chimney liner system for residential water heater venting application. Installed rigid metallic ductwork with proper elbows and joints, secured all components with appropriate mounting straps and brackets, and connected flexible duct sections to complete the venting pathway from the A.O. Smith ProLine water heater through the mechanical space. All connections were properly sealed, system was verified for structural integrity, and installation meets code requirements for safe exhaust venting.
Warren, MI 48092
RZ S.
Completed annual heating maintenance as part of membership care program. Performed comprehensive furnace tune-up on new equipment, including inspection of heat exchanger, burner assembly, and ignition system. Verified proper operation of all safety controls, checked gas pressure and combustion efficiency, cleaned or replaced air filter, and tested thermostat functionality. All components found operating within manufacturer specifications with no deficiencies noted.
Warren, MI 48093
RZ P.
Completed annual cooling maintenance on residential air conditioning system. Performed electrical diagnostics using clamp meter, recording compressor amperage draw of 5.0A and additional circuit measurements of 2.05A to verify proper system operation and component performance within manufacturer specifications.
Warren, MI 48091
RZ E.
Responded to callback for generator grounding system inspection. Excavated soil around building foundation to expose ground rods and verify electrical connections. Relocated generator unit to access grounding components, tightened lock nut on ground rod connector, and confirmed proper weatherproof seal was installed on the connection point to prevent moisture intrusion and ensure code-compliant grounding integrity.
Warren, MI 48088
RZ K.
Responded to no cooling call with fan not operating. Upon arrival, performed electrical diagnostics at the breaker panel using digital clamp meter to measure voltage and amperage. Readings indicated abnormal electrical values at the main panel, with measurements showing 1183 and 2294 on the meter display during testing. Inspected circuit breakers, wiring connections, and power supply to the AC unit. Identified electrical supply issue affecting unit operation. Documented findings with photos of electrical measurements at the panel for reference and further evaluation of power delivery to the system.
Warren, MI 48091
RZ K.
Completed comprehensive ComfortGuard maintenance inspection on residential HVAC system. Performed thorough examination of furnace internal components including control board, electrical connections, and motor assembly; verified all wire harnesses and safety controls functioning properly. Confirmed thermostat operation with system responding correctly to temperature setpoint commands in heating mode.
Warren, MI 48089
RZ G.
Responded to service call for 2011 furnace located in basement not heating to desired temperatures and displaying error messages. Performed diagnostic evaluation of heating system, identified and resolved issue preventing proper operation. Installed new air filter as requested to ensure optimal airflow and system efficiency.
Warren, MI 48089
RZ V.
Completed full system estimate for replacement of existing HVAC equipment including 10-year-old Goodman furnace and 16-year-old air conditioning system. Inspected current installation in basement mechanical room, documented existing equipment configuration including furnace, ductwork connections, and plenum assembly. Photographed equipment to assess installation requirements and provided comprehensive quote for new furnace and AC system replacement, as customer's air conditioning unit barely functioned through previous cooling season and requires replacement within the month.
Warren, MI 48091
RZ O.
# HVAC Service Report Responded to no-cooling complaint on one-year-old air conditioning system. Upon arrival, discovered severe electrical failure at outdoor unit with extensive heat damage to wiring and electrical components. Found melted and charred wiring harness, indicating catastrophic electrical short or overload condition. Inspected electrical panel box and internal connections, noting damaged conductors and compromised circuit protection components. Evaluated refrigerant line connections showing corrosion at fittings, though refrigerant circuit integrity remained intact. Documented extensive thermal damage to electrical infrastructure requiring complete replacement of affected wiring, connectors, and control components. System remains under parts and labor warranty coverage. Unit secured and made safe pending parts procurement and complete electrical system restoration.
Warren, MI 48091
RZ P.
Conducted on-site assessment of existing HVAC system for replacement estimate. Inspected aging furnace and air conditioning equipment in basement mechanical room, noting deteriorated condition of both heating and cooling components with unknown service age. Documented current system configuration including air handler, ductwork connections, electrical panel wiring, and humidification equipment. Evaluated exterior condenser unit location and electrical service connections on building exterior. Photographed existing installation to determine proper sizing requirements and identify necessary modifications for new equipment installation. Provided comprehensive replacement quote for complete furnace and air conditioning system upgrade to meet immediate replacement needs.
Warren, MI 48088
RZ P.
Conducted on-site assessment for complete furnace and air conditioning system replacement in basement mechanical space. Evaluated existing natural gas furnace with aging blower assembly and ductwork configuration, documented current equipment condition showing wear and dust accumulation on air handler components, and provided comprehensive replacement estimate for new HVAC system installation.
Warren, MI 48093
