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Proudly Serving Southern California Since 2001!

AC Repair in Rancho Cucamonga, CA


Top-Rated Heating & Air Conditioning Services in AC Repair, CA.

For Emergency Service, Call (760) 243-4440.


Did your AC quit running during a heat wave? Are strange noises or smells coming from the unit? Perhaps you want to fix a nagging problem before summer hits? 

No matter your air conditioning issue, AC Plus Heating & Cooling can get you back on track quickly. One of our trained technicians will be at your house within 90 minutes, or we’ll waive our trip charge. 

For scheduled or emergency AC repair in Rancho Cucamonga, CA, call us at (760) 243-4440.

Air Conditioner Repair in Rancho Cucamonga

Like much of San Bernardino County, Rancho Cucamonga is warm most of the year. The city has average high temperatures reaching 93 degrees in August and rarely dipping below 66 degrees, even in winter. Depending on when your AC system breaks down, your home may quickly become uncomfortable.

The solution to your cooling problem depends on what is wrong with your AC unit. Before performing any repairs, we will run diagnostics to identify why your system isn’t working properly. Then, we will let you know what we find and how much it will cost to repair it — before we start.

At AC Plus Heating & Cooling, we proudly offer a flat-rate pricing system, with each cost listed in our repair book. Unlike some other contractors, we won’t raise prices when it’s hot, charge you more than other customers, or surprise you with any extra costs. 

Signs You Need AC Repair in Rancho Cucamonga, CA

When your AC doesn’t work, Rancho Cucamonga, CA, AC service is a given. But if you notice any of the following signs, it may also be time to call the experts at AC Plus Heating & Cooling for repairs.

  • Warm air: If you feel warm air coming from the vents or notice that your home isn’t getting cool, your system obviously needs repair. 
  • Low airflow: Sometimes, you feel cool air when you stand close to a vent, but it doesn’t come out strongly enough to circulate through the room. We can evaluate whether the cause is a failing compressor or a duct problem.
  • High humidity: If you notice humidity in your home when your AC runs, your unit probably has a problem.
  • New noises: While all AC systems make some noise, you should not hear rattling, buzzing, squealing, scraping, or grinding. 
  • Strange odors: If your AC emits unpleasant musty, burning, or sulfur odors, contact us as soon as possible to diagnose the issue. You may have mold growing in the system, a dead rodent in a duct, or a dangerous gas leak. 
  • Higher bills: If your energy bill rises suddenly but your usage has stayed the same, your unit likely needs replacement or repair.
  • Liquid leaks: You see drips, leaks, or pooled water in or around your system. This could indicate ice, blocked tubes, or refrigerant leaks. 

Common Rancho Cucamonga Air Conditioning Fixes 

While AC problems can result from anything from dirty filters to blown fuses, our technicians frequently make the following common Rancho Cucamonga, CA, cooling system repairs:

Replace Bad Capacitors

Capacitors help your AC start without overloading your home’s electrical system. Over time, they can lose power and may eventually blow out altogether. When modern air conditioners fail, a blown capacitor is commonly the cause.

Address Electrical Failures

Besides capacitor malfunctions, corrosion of wires and connections is a common electrical problem in many systems. You may also notice that your AC trips your circuit breaker, which can result from loose wiring, defective thermostats, or improper installation.

Clear Condensate Drains

Condensate drain lines collect moisture from the air and take it outside your home. If algae and other debris clog your drain line, water will back up in the system and cause your AC to stop working.

Fix Blowers and Fans

When blower motors or fans fail, they can’t move air into and around your home. When fans are misaligned, they tend to bang and rattle.  

Restore Refrigerant Levels

Low refrigerant levels stop your AC from cooling your home correctly. This may be due to an incorrect charge at installation or a slow leak in your system. Our team will either add more refrigerant or fix the leak and then charge the system to the correct level.

Call AC Plus Heating & Cooling for HVAC Repairs in Rancho Cucamonga

At AC Plus Heating & Cooling, we have nearly 25 years of experience serving the Inland Empire and High Desert communities. For any HVAC repair in Rancho Cucamonga, CA, call us at (760) 243-4440 or contact us online today.


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