Furnace Repair in Sterling, VA
Fast, Honest Heating Repair When the Cold Sets In
Fast, Honest Heating Repair When the Cold Sets In
When your furnace quits on a freezing Northern Virginia night, every hour matters. R.A. Dobson has kept Sterling-area homes warm since 1975, and our certified technicians track down heating problems fast — often the same day. We arrive on time, explain what went wrong in plain language, and give you an honest, upfront price before we touch a thing.
nWhether your furnace is blowing cold air, cycling on and off, or has stopped altogether, we will find the cause and get your home comfortable again.
Common Furnace Problems We Fix
Our factory-trained technicians repair every major make and model, and most heating trouble comes down to a handful of familiar culprits:
Repair or replace? If your furnace is under 15 years old and has been well maintained, a repair is almost always the smart move. If it is older, needs frequent fixes, or struggles to keep up, we will honestly walk you through whether a repair or a new, more efficient system saves you more over the long run — with zero pressure. Ready to upgrade? See our furnace installation page.
A few common questions. How fast can you come out? We prioritize no-heat calls and offer priority emergency service, often the same day. Is it safe to keep running a furnace that smells or bangs? Shut it off and call us — those can signal a real problem. Do you service my brand? Yes — we repair all major brands and are a Carrier Factory Authorized Dealer.
Why Sterling Homeowners Trust R.A. Dobson for Furnace Repair
Family-Owned Since 1975
three generations serving Sterling and Northern Virginia
Priority Emergency Response
we move no-heat homes to the front of the line
Honest, Upfront Pricing
a clear price before we start, never a surprise
Carrier Factory Authorized
factory-trained on the systems we service
All Makes and Models
our technicians fix every major brand
4.8-Star Rated across 177 Google reviews from your Northern Virginia neighbors
Serving Sterling, Ashburn, Leesburg, Herndon, Reston, Chantilly and all of Northern Virginia. Learn more about our full heating and furnace services, ask about a new system on our furnace installation page, or request service now.
Explore Our Other Services
Air Conditioning
AC repair, installation & tune-ups to beat NoVA summers.
Learn more →Heating & Furnaces
Furnace repair and high-efficiency replacements.
Learn more →Heat Pumps
Energy-smart heat pump installation & repair.
Learn more →Plumbing
Drains, leaks, sump pumps & emergency plumbing.
Learn more →Water Heaters
Tank & tankless repair, replacement & install.
Learn more →Indoor Air Quality
Air purifiers, humidifiers & UV for healthier air.
Learn more →Serving All of Northern Virginia
Based in Sterling · fast response across Loudoun & Fairfax Counties.
Frequently Asked Questions
My heat went out — how fast can you come?
No-heat calls jump to the front of the line, especially in freezing weather. We serve all of Northern Virginia from Sterling and often arrive same-day. Call (703) 481-3700.
Repair or replace my heating system?
A well-maintained system under 12–15 years is usually worth repairing. If yours needs frequent fixes or your bills keep climbing, we will show you honestly whether a high-efficiency replacement saves more over time · zero pressure.
Do you install high-efficiency systems?
Yes · as a Carrier Factory Authorized Dealer we install premium, properly sized high-efficiency furnaces and heat pumps, and we back every installation with a workmanship guarantee.
Is financing available?
Yes · flexible financing options make a new system manageable, and estimates are always free and no-obligation.
How do I avoid mid-winter breakdowns?
An annual fall tune-up is the single best protection · our maintenance agreement includes it, plus priority emergency service.
Ready to get started?
Fast, honest service from your local, family-owned team · since 1975.