Bethesda, MD
HVAC Repair in Bethesda, MD
We repair central air, heat pumps and gas furnaces in Bethesda. AC blowing warm air, a furnace that won't light and floors that never feel the same are the kinds of problems we fix, and the price comes before the work.
Appliance Surgeon offers same-day and next-day visits to Bethesda homes and buildings. The $75 diagnostic visit is credited to the repair, the price is quoted before any work starts, and every repair carries a 90-day parts-and-labor warranty.
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HVAC Repair
Schedule service in Bethesda
Same-day and next-day visits.
Open 7 days until 10 PM (Sundays from 10 AM)
Diagnostic visit: $75, or $115 for a double unit.
Credited toward your repair when you approve the quote.
90-day warranty on parts and labor, and a written quote before any work starts.
Condo or managed building in Bethesda?COI sent before the visit$1M general liabilityService elevator and dock bookingsHow condo visits work · Property managers
Bethesda notes
Heating and cooling in Bethesda's older and renovated houses
Many Bethesda houses were built before central air was standard, and the AC was added later, often as a system in the attic serving the upstairs and a separate one in the basement for the main floor. Renovations and additions then stretched those systems further. The result is a common complaint: an upstairs that never cools down in July while the basement feels like a refrigerator.
Some of that is equipment and some of it is ductwork. A system that runs constantly with warm air at the vents may have a failed capacitor, a refrigerant leak or a frozen coil. A system that blows cold air but can't keep up upstairs is more often a duct, filter or sizing problem, and we'll tell you which it is.
Gas furnaces are common in Bethesda, fed by Washington Gas. A furnace that tries to light and shuts down usually has a dirty flame sensor or a failing igniter. Both are routine repairs.
Before calling, check the filter, make sure the thermostat is set to heat or cool and has fresh batteries, and look at the breaker for the outdoor unit. If the outdoor fan isn't spinning on a hot day, turn the system off so the compressor doesn't overheat.
Heating season
Furnace and heat pump repair in Bethesda
We repair gas furnaces, heat pumps and air handlers in Bethesda, MD. What the common heating calls usually come down to:
- Furnace tries to light, then shuts off. Usually a dirty flame sensor, a worn igniter or a pressure switch fault. Note how many times it retries before it locks out.
- Heat pump runs all day but the house stays cool. Often low refrigerant, a stuck reversing valve or a failed outdoor fan or capacitor. Steam off the outdoor unit during a defrost cycle is normal.
- No heat at all. Check the thermostat mode and batteries, the furnace power switch, the breaker and the filter. If you smell gas or a carbon monoxide alarm sounds, leave the home and call your gas utility or 911 from outside.
Repair details
Before the technician arrives
The checklist our technicians follow on every visit is on the HVAC Repair page.
Before the visit:
Replace only the filter if needed, note thermostat settings and stop operation if you smell burning or see water around equipment.
Helpful guides
HVAC Repair guides from our technicians
Before you book in Bethesda, MD, these guides explain the most common symptoms, which checks are safe to try yourself, and when a technician should take over. All guides.
More services in Bethesda, MD
What else does Appliance Surgeon repair in Bethesda, MD?
Refrigerators, freezers, washers, dryers, dishwashers, ovens, stoves, cooktops, microwaves, range hoods, wine coolers and HVAC systems, all in Bethesda, MD; pick the one you need.
Refrigerator Repair
in Bethesda, MDWasher Repair
in Bethesda, MDDryer Repair
in Bethesda, MDDishwasher Repair
in Bethesda, MDFreezer Repair
in Bethesda, MDOven Repair
in Bethesda, MDCooktop Repair
in Bethesda, MDStove Repair
in Bethesda, MDMicrowave Repair
in Bethesda, MDRange Hood Repair
in Bethesda, MDWine Cooler Repair
in Bethesda, MD
Nearby coverage
Where else do we repair heating and cooling systems near Bethesda?
We also provide HVAC repair in McLean, VA, HVAC repair in Chillum, MD, HVAC repair in Washington, DC, HVAC repair in Arlington, VA and HVAC repair in Rockville, MD.
This location is part of our HVAC repair coverage across the DC metro area. See all appliance repair services in Bethesda, MD.
Neighborhoods we regularly cover in Bethesda, MD: Downtown Bethesda, Woodmont Triangle and Bethesda Row.
Frequently asked questions
HVAC Repair in Bethesda, MD FAQ
Can someone come fix my AC or furnace today in Bethesda?
We're based in Alexandria, about 12 miles from Bethesda. Same-day and next-day appointments are available when the technician route has open windows; call or book online for the earliest option. Urgent heating and cooling visits cost the same standard rate any day of the week, evenings included, right up to 10 PM. Hours run 8 AM to 10 PM Monday through Saturday and 10 AM to 10 PM on Sunday.
Many HVAC repairs are completed in a single visit once the technician has diagnosed the fault and confirmed the parts on hand. If a specific part has to be ordered, we schedule a short return visit to finish the job.
What does HVAC repair cost in Bethesda?
Appliance Surgeon charges $75 for the diagnostic visit, or $115 for a double unit (such as a double wall oven, washer-dryer combo or stacked laundry), and the fee is credited toward the repair if you approve the quote. Capacitors, igniters and sensors are common, affordable repairs; compressors and refrigerant work cost more. Every visit runs the same way - diagnosis, then a firm quote you approve before repair. Urgent no-heat and no-cooling calls in Bethesda, MD get priority scheduling. Typical HVAC price ranges are in our repair cost guide.
What heating and cooling problems do you fix in Bethesda?
Common calls include AC not cooling, heat not working, thermostat problems, weak airflow, system short cycling and unusual HVAC noise. The exact cause is confirmed during diagnosis.
My upstairs in Bethesda is always hotter than the rest of the house. Can you fix that?
Often, yes. It's sometimes an equipment issue, like low refrigerant, a weak capacitor or a dirty coil on the upstairs system. It can also be duct leaks or undersized returns. We test both so you know whether a repair will fix it or the ducts need work.
Do you service gas furnaces and heat pumps in Bethesda?
We repair gas furnaces, heat pumps and central air conditioners, including thermostats and airflow problems. Tell us the brand and age of your system when you book, and whether it's the indoor or outdoor unit that's acting up.
Should I try to fix the system myself first?
Two safe checks solve a surprising share of calls: fresh thermostat batteries and a clean filter - a clogged filter can shut a system down on its own safety limits. Beyond that, leave it to a technician. And if you ever smell gas, leave the home and call your gas company or 911 before anything else.