Certified Gas & Electric Furnace Technicians
Safety-First Furnace Diagnostics

Pilot Light Out? Ignitor Failed? Furnace Repair in San Leandro, CA Fixes It Right

We service both gas and electric furnace systems with manufacturer-trained technicians.

Flat-rate pricing quoted after diagnosis, no pressure toward a premature system replacement.

Furnace failures carry a safety dimension — carbon monoxide and gas leaks — that most other hvac repairs don't, so the diagnostic has to start there, which is exactly why furnace repair calls in San Leandro, CA get treated with urgency, not a next-available-Tuesday slot.

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Licensed Furnace Repair service in San Leandro, CA - AAA Pro HVAC

Most furnace repair problems give some warning before they turn into a pilot light that won't stay lit, an ignitor that clicks but never catches, or a furnace that runs but blows cold air — catching it early usually means a shorter, cheaper fix.

The AAA Pro HVAC Difference for Furnace Repair

AAA Pro HVAC built its furnace repair process around one idea: diagnose first, quote honestly, fix it right.

Every truck across San Leandro, CA carries the tools and common parts specific to furnace repair, so most calls finish in a single visit.

Professional Furnace Repair technician working in San Leandro, CA

Combustion & CO Safety Checks

Cracked heat exchangers get flagged immediately as a safety issue, not just a repair line item.

Gas & Electric Certified Technicians

Our crews are trained on standing pilot, hot surface ignition, and electric resistance furnace systems alike.

Flat-Rate Furnace Pricing

No push toward replacement when a repair genuinely solves the problem.

Cold-Weather Priority Dispatch

No-heat calls during freeze warnings get moved to the front of the schedule.

Our Full Range of Furnace Repair Services

Every job starts with a real diagnosis, not a guess — here's the full scope of what our furnace repair technicians handle across San Leandro, CA.

Ignitor & Pilot Light Repair

Standing pilot systems get checked for thermocouple failure, the most common cause of a pilot that won't hold. This is one of the most requested furnace repair calls we get across San Leandro, CA.

Gas Valve Diagnostics

A gas valve that won't open or won't seal is tested with proper manometer readings, not just listened to. This is one of the most requested furnace repair calls we get across San Leandro, CA.

Heat Exchanger Inspection & Repair

We use a combustion analyzer and visual borescope inspection, not guesswork. This is one of the most requested furnace repair calls we get across San Leandro, CA.

Blower Motor & Limit Switch Repair

A furnace that runs but never blows warm air often traces to a blower motor or limit switch fault. This is one of the most requested furnace repair calls we get across San Leandro, CA.

Flue & Venting Repair

We inspect the full flue run, not just the connection at the furnace. This is one of the most requested furnace repair calls we get across San Leandro, CA.

Thermostat & Control Board Diagnostics

We test low-voltage circuits before condemning the board. Techs handling thermostat & control board diagnostics carry the specific parts and tools this job calls for, not a generic kit.

24/7 Emergency Furnace Repair experts in San Leandro, CA

The Furnace Repair Process, Start to Finish

1

Call Dispatch

Tell us the symptom — no ignition, cold air, gas smell, or error code — and we route accordingly.

2

Rapid Mobile Arrival

Techs arrive with combustion analyzers and common ignitor/gas valve stock loaded.

3

Expert Assessment & Quote

Flat-rate quote follows the confirmed fault, before repair begins.

4

Guaranteed Resolution

Most ignition and control repairs finish same-visit.

Reliable Furnace Repair contractor in San Leandro, CA by AAA Pro HVAC

Furnace Repair Customers in San Leandro, CA Speak Up

★★★★★

Tech tested the ignitor's resistance right in front of me and swapped it in under thirty minutes.

Harriet W. — San Leandro, CA
★★★★★

Turned out to be a failed gas valve — they caught it with a proper pressure test, not a guess.

Cyrus B. — San Leandro, CA
★★★★★

They found a hairline crack in the heat exchanger I never would've noticed.

Fiona R. — San Leandro, CA
★★★★★

Thermocouple was the culprit, replaced and tested before the tech left.

Nolan P. — San Leandro, CA
Trusted Furnace Repair service in San Leandro, CA - AAA Pro HVAC

Furnace Repair FAQ

Why does my furnace click but never actually light?+

Usually a failing ignitor or a fouled flame sensor — both are testable with the right equipment rather than replaced blind.

Is a cracked heat exchanger dangerous?+

We'll walk you through options including repair versus replacement honestly.

Why is my furnace running but blowing cold air?+

Could be a delayed ignition fault, a failed gas valve, or a limit switch issue — a full diagnostic narrows it down.

Do you service both gas and electric furnaces?+

Yes — our technicians are trained and certified on both fuel types.

How urgently should I call if I smell gas near my furnace?+

Gas odor calls receive top dispatch priority.

How fast can a furnace tech reach San Leandro during a cold snap?+

No-heat calls during freeze warnings are prioritized across San Leandro, CA.

Affordable Furnace Repair solutions in San Leandro, CA

Serving San Leandro and the Surrounding Region

Trucks Staged Across San Leandro, CA

Whether you're in the heart of San Leandro or one of the surrounding communities, dispatch routes the closest available technician.

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Top rated local Furnace Repair specialists in San Leandro, CA
San Leandro (Spanish for "St. Leander") is a city in Alameda County, California, United States. It is located in the East Bay of the San Francisco Bay Area; between Oakland to the northwest, and Ashland, Castro Valley, and Hayward to the southeast. The population was 91,008 as of the 2020 census.

Zip Codes in San Leandro, CA that we also serve: 94578 94579 94577 94622

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Our Services in San Leandro, CA

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