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.
If you're dealing with a pilot light that won't stay lit, an ignitor that clicks but never catches, or a furnace that runs but blows cold air, you already know 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.

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.
AAA Pro HVAC built its furnace repair process around one idea: diagnose first, quote honestly, fix it right.
Every truck across San Clemente, CA carries the tools and common parts specific to furnace repair, so most calls finish in a single visit.

Every furnace visit includes a combustion analysis and carbon monoxide test before any repair recommendation.
We carry manufacturer service manuals for major furnace brands.
Diagnosis happens first, and the quoted flat rate reflects the actual confirmed fault.
We understand a dead furnace in winter is a pipe-freezing risk, not just a comfort issue.
Every job starts with a real diagnosis, not a guess — here's the full scope of what our furnace repair technicians handle across San Clemente, CA.
Hot surface ignitors crack over time and simply stop glowing — we test resistance rather than replacing on assumption. This is one of the most requested furnace repair calls we get across San Clemente, CA.
Faulty gas valves are treated as a safety-critical repair, prioritized accordingly. This is one of the most requested furnace repair calls we get across San Clemente, CA.
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 Clemente, CA.
We test motor amp draw against rated spec before replacement. This is one of the most requested furnace repair calls we get across San Clemente, CA.
Blocked or improperly sloped venting can back-draft combustion gases into the home. This is one of the most requested furnace repair calls we get across San Clemente, CA.
A furnace that won't respond to the thermostat at all sometimes traces to a control board fault rather than the burner assembly. This is one of the most requested furnace repair calls we get across San Clemente, CA.

Gas odor reports get immediate safety instructions before dispatch details.
We confirm your San Clemente address and a realistic arrival window.
Safety check first — combustion and carbon monoxide — then full mechanical diagnostics.
Heat exchanger findings are documented clearly regardless of outcome.

Furnace kept clicking like it wanted to light and never catching.
Old furnace was blowing cold air even though the blower ran fine.
Shut the furnace down immediately for safety and walked me through the options.
Pilot light kept going out every few hours.

Usually a failing ignitor or a fouled flame sensor — both are testable with the right equipment rather than replaced blind.
Yes — it's a genuine carbon monoxide risk and we treat it as a safety issue, not a routine repair line.
Could be a delayed ignition fault, a failed gas valve, or a limit switch issue — a full diagnostic narrows it down.
Electric resistance furnaces fail differently than gas units, and we diagnose accordingly.
Gas odor calls receive top dispatch priority.
No-heat calls during freeze warnings are prioritized across San Clemente, CA.

Whether you're in the heart of San Clemente or one of the surrounding communities, dispatch routes the closest available technician.
☎ Call +1-866-805-8548 for San Clemente Service