The short answer
PrecisionFix HVAC Repair Service repairs gas furnaces in Newark, CA. We track down the real cause of no-heat problems, such as failed igniters, dirty flame sensors, and blower trouble, and we offer 24/7 emergency service. Bay Area Air District rules don't require you to replace a working furnace, so repair is often the sensible first step.
When the furnace quits on a cold, damp Newark evening, you want a clear answer about what failed and what it takes to fix it. PrecisionFix HVAC Repair Service repairs furnaces in homes throughout Newark, CA (ZIP 94560), about 8 miles northeast of our Palo Alto base. We find the actual cause, explain your options in plain terms, and make the repair with as little disruption to your household as we can.
Why Newark Furnaces Act Up When the Weather Turns
Winters in Newark are mild and damp rather than harsh, so most furnaces here sit idle for months and then run in short bursts. That pattern causes its own problems. Dust settles on burners and sensors over the summer, filters get forgotten, and parts that haven't moved since last season can fail the first night you need heat.
Moisture matters too. Homes close to the Bay deal with damp air through the cooler months. That dampness can corrode igniters, flame sensors, and electrical connections, especially in the garages, attics, and crawlspaces where many furnaces are installed. Common signs your furnace needs attention:
- The blower runs, but the air coming out is cool
- The furnace starts, then shuts off after a few seconds
- Clicking, repeated ignition attempts, or no ignition at all
- A burning-dust smell that lingers well past the first few minutes of the season
- Rattling, squealing, or booming noises at startup
- Some rooms warm up while others stay cold
- The thermostat calls for heat and nothing happens
How We Diagnose and Repair Your Furnace
We start with the basics, because they cause a surprising number of no-heat calls. We check the thermostat settings and batteries, the filter, the breaker or service switch, and the gas valve. From there we test ignition, flame sensing, safety switches, the inducer and blower motors, and the control board. We also read any error codes the furnace is flashing.
Once we know the cause, we tell you what failed, why it failed, and what the repair involves before any work begins. Sometimes a part fails because of another problem. A clogged filter can overheat the unit, and a blocked vent can trip a pressure switch. When that's the case, we point it out so the problem doesn't come back. Common furnace repairs include:
- Hot surface igniter and pilot assembly replacement
- Flame sensor cleaning and replacement
- Pressure switch, limit switch, and rollout switch diagnosis
- Inducer motor and blower motor repair
- Control board and wiring repair
- Thermostat troubleshooting and replacement
- Burner cleaning and gas pressure adjustment
Gas Furnace Safety Comes First
A gas furnace that isn't working right can be more than an inconvenience. If you smell gas, leave the house and call your gas utility or 911 from outside. If your carbon monoxide alarm goes off, get everyone outside and call for help before anyone goes back in.
On every repair visit, we inspect the venting, the flame quality, and the heat exchanger. A cracked heat exchanger or a disconnected flue can let combustion gases into your living space. If we find one, we'll tell you directly rather than patch around it.
Repair or Replace? What Newark Homeowners Should Know
Most furnace problems can be repaired, and we'll tell you when repair is the sensible choice. Bay Area Air District appliance rules do not require you to replace a working furnace. They apply only when an existing furnace fails or is replaced.
Still, the rules are worth knowing if your furnace is older and needs frequent repairs. Under the Air District's furnace rule, natural gas furnaces manufactured from 2029 on must meet a zero-NOx emission standard. In practice, that points homeowners toward heat pumps when a furnace is replaced after that date. If you're weighing a major repair on an aging unit, it helps to think about what comes next.
If a heat pump makes sense for your home, keep in mind that the federal 25C tax credit covered qualifying heat pumps placed in service before December 31, 2025. It isn't available for new installations after that date. Newark homeowners can check BayREN and their local clean energy provider for current heat pump and electrification incentives. These programs change with each funding cycle, so we confirm what's currently offered before including it in any quote.
Furnace Repair Across Newark and Nearby Communities
Our technicians serve homes throughout Newark and the 94560 ZIP code, along with East Palo Alto, Menlo Park, Mountain View, Sunnyvale, and Atherton. We offer 24/7 emergency service, so a furnace that fails late at night or on a weekend doesn't mean waiting until Monday in a cold house.
To help us arrive prepared, tell us where the furnace is located in your home and what it's doing or not doing. If you can see any error code lights through the panel window, let us know those too.
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