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 I.
Completed annual cooling maintenance on residential air conditioning system per customer request with prior call notification. Performed comprehensive inspection of outdoor condenser unit, verified proper operation of fan motor and compressor, checked refrigerant levels and electrical connections, and documented equipment condition with photographs. Unit found in good operating condition with no immediate service needs identified.
Warren, MI 48093
RZ K.
Completed annual cooling maintenance on outdoor condensing unit. Performed system inspection, cleaned condenser coils, checked refrigerant levels and electrical connections, and replaced air filters as needed. Unit tested and operating within normal parameters upon completion.
Warren, MI 48088
RZ I.
Completed annual cooling maintenance on residential air conditioning system. Performed comprehensive inspection of outdoor condensing unit, verified proper operation of all components, and documented equipment condition with photos. Air filter service was addressed as part of routine maintenance protocol.
Warren, MI 48092
RZ K.
Completed comprehensive ComfortGuard maintenance inspection on residential HVAC furnace system. Removed access panels to perform thorough internal examination of all mechanical and electrical components including blower motor assembly, gas valve piping, control board connections, and wiring harnesses. Verified proper operation of green circuit board with all wire terminals and connectors secure. Inspected condition of flexible hoses, metallic piping, and multi-colored wire bundles throughout upper and lower compartments. All components found in good working order with no immediate service needs identified. System operating within normal parameters.
Warren, MI 48092
RZ M.
Responded to no heat call and violation repair follow-up from February 2025 installation. Inspected and verified proper operation of heating system, confirmed ductwork connections and electrical junction box installations meet code requirements. All components functioning properly with no outstanding issues identified.
Warren, MI 48093
RZ H.
Completed annual cooling maintenance on Bryant residential air conditioning system. Performed comprehensive inspection of outdoor condenser unit, checked refrigerant pressures and temperatures using manifold gauges, verified proper operation of compressor and condenser fan motor, inspected electrical connections at disconnect box, and examined refrigerant line set for leaks or damage. Cleaned condenser coils, verified unit was level on concrete pad, and confirmed proper drainage from condensate line. System operating within manufacturer specifications with no issues identified.
Warren, MI 48092
RZ E.
Replaced defective exterior light fixture with new black coach-style lantern on brick wall, installing proper conduit and ensuring secure mounting. Troubleshot and resolved non-functioning GFCI outlet issue. Removed two unwanted outdoor outlets from backyard area, capped wiring per code, and restored wall surfaces.
Warren, MI 48092
RZ H.
Completed annual cooling maintenance on residential split system. Inspected and tested all major components using digital multimeter to verify proper electrical readings and system operation. Replaced air filter and evaporative cooler pad as needed. Cleaned return air grille which showed moderate dust accumulation on louvers. All equipment operating within normal parameters upon completion of preventive maintenance service.
Warren, MI 48088
RZ G.
Completed annual cooling maintenance on residential split system air conditioning unit. Upon arrival, observed heavy accumulation of dirt, dust, and grime on condenser exterior panels and coils. Performed comprehensive inspection of outdoor condenser unit including fan motor operation, refrigerant line connections, and electrical components. Cleaned condenser coils and exterior surfaces, removing significant debris buildup that was restricting airflow and reducing system efficiency. Verified proper fan operation and checked refrigerant line insulation integrity. System operational and running within normal parameters upon completion of maintenance service.
Warren, MI 48092
RZ B.
Performed comprehensive air conditioning tune-up on residential outdoor condenser unit. Completed full system inspection including refrigerant line examination, electrical connections verification, and condenser coil assessment. Replaced air filter and ensured proper airflow throughout system. Unit was uncovered and prepared for cooling season operation. All components tested and operating within normal parameters upon completion.
Warren, MI 48089
RZ U.
Performed third comprehensive leak search on residential A/C system using Elitech LMC-100A refrigerant leak detector. Systematically inspected all refrigerant circuit components, connections, and potential leak points to identify source of ongoing refrigerant loss.
Warren, MI 48093
RZ C.
Completed scheduled Air Care Maintenance on residential air conditioning system. Inspected and documented condition of air filtration components, noting moderate dust and debris accumulation on honeycomb-style filter media and secondary filter element. Both filters showed normal dirt loading consistent with regular system operation. Verified filter frames were properly seated and secured within HVAC unit housing. Examined system components including refrigerant lines and valve connections, confirming all warning labels were intact and legible.
Warren, MI 48093
RZ P.
Conducted comprehensive assessment of 16-year-old residential air conditioning system that experienced complete failure requiring urgent replacement. Evaluated existing Goodman furnace and HVAC infrastructure in basement mechanical room to determine compatibility requirements and replacement specifications. Documented current equipment conditions, including flexible metallic ductwork connections, electrical and plumbing configurations, and overall system layout. Provided detailed estimate for complete AC unit replacement, accounting for existing furnace integration, ductwork modifications if needed, and proper sizing requirements for single-family residential application.
Warren, MI 48089
RZ B.
Performed comprehensive AC tune-up on outdoor condenser unit positioned against building exterior. Completed standard maintenance protocol including inspection of all accessible components, cleaning of condenser coils and exterior surfaces, verification of proper airflow through louvers and grilles, and operational testing to confirm system functionality. Unit operating within normal parameters with no issues identified; customer informed that furnace maintenance should be scheduled for fall season.
Warren, MI 48092
RZ M.
Returned to site for callback to install correct 15 amp circuit breaker in electrical panel as previously identified. Replaced breaker and verified proper installation and operation of circuit protection device.
Warren, MI 48093
RZ C.
Completed annual cooling maintenance on residential air conditioning system. Performed temperature diagnostics in attic space, recording supply air temperature of 77.5°F. Inspected outdoor condensing unit and verified nameplate specifications. System operational at time of departure.
Warren, MI 48091
RZ R.
Completed annual cooling maintenance on residential split system air conditioning unit. Performed comprehensive inspection of outdoor condensing unit, including visual assessment of cabinet condition, coil cleanliness, and overall system integrity. Unit operational with exterior components showing normal environmental weathering and dirt accumulation on protective grilles and panels.
Warren, MI 48093
RZ K.
Replaced existing Honeywell Home programmable thermostat with new unit per customer request. Existing thermostat was recently installed but customer was dissatisfied with its operation. Verified HVAC system functionality with new thermostat installation and confirmed proper heating and cooling control operation.
Warren, MI 48088
RZ K.
Performed comprehensive preventive maintenance on rooftop HVAC unit. Accessed internal compartments and inspected all major components including heat exchanger, evaporator coil, blower motor assembly, electrical connections, and control systems. Verified proper wire bundling and connections throughout electrical compartments, checked condensate drainage system components, and examined copper refrigerant lines for integrity. All warning labels and manufacturer specifications were confirmed visible and legible. Unit inspected for proper operation with all access panels secured upon completion.
Warren, MI 48092
RZ R.
Responded to no hot water complaint at shower fixture. Upon inspection, identified isolation issue preventing hot water flow to shower valve while other fixtures maintained proper hot water supply. Inspected shower mixing valve with brushed nickel trim and lever handle, noting wall discoloration around escutcheon indicating potential long-term moisture exposure. Diagnosed faulty shower cartridge preventing hot water delivery to showerhead while tub spout and other bathroom fixtures operated normally. Replaced defective valve cartridge, tested hot water flow, and verified proper temperature mixing at shower fixture.
Warren, MI 48088
