AC Repair

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You can rely on us for fast, effective services. As part of our 5 Star Service Guarantee, we promise to value your time, provide knowledgeable technicians, and dedicate ourselves to your full happiness with all of our services.

Serving San Diego County and Orange County

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Air Conditioner Repair in Temecula

Trusted AC Fixes for Lasting Comfort and Peace of Mind

Discomfort can escalate quickly when your AC stops working during a Temecula summer and temperatures soar into the 90s and triple digits. High heat and fluctuating humidity levels from the nearby Santa Margarita River watershed can strain air conditioning systems. Whether your unit is blowing warm air, leaking, or not turning on, you need a fast, reliable solution.

John Stevenson Plumbing, Heating & Air Conditioning, Inc. has been helping families and businesses stay cool since 1990. As a family-owned and locally operated company, we’re proud to deliver professional AC repair backed by decades of experience, a reputation for quality, and a strong commitment to the community. From homes in Wine Country to commercial buildings near Temecula Promenade, we tailor our repair services to meet the unique needs of older and newer HVAC systems common in the area.

Our licensed and insured team includes NATE– and EPA-certified technicians who arrive on time, in fully stocked trucks, ready to resolve your AC issues often on the first visit. We offer upfront pricing, professional advice, and same-day availability when possible. Your comfort and peace of mind are our top priorities.

Schedule an air conditioner repair by calling (760) 276-6690 or submitting an online contact form.

AC Problems We Solve

Air conditioning issues can escalate quickly during the peak of Temecula’s hot, dry summers. Whether you’re dealing with inconsistent cooling in a newer build or airflow issues in an older home, it’s crucial to identify and resolve problems early to prevent complete system failure.

We provide targeted solutions for a wide range of common AC problems, including:

  • AC not blowing cold air – If your unit is running but not cooling, it could be caused by low refrigerant levels, a malfunctioning compressor, or restricted airflow.
  • AC leaking – Water or refrigerant leaks can result from a clogged condensate drain line, a cracked drain pan, or deteriorating refrigerant lines. These leaks reduce efficiency and can lead to water damage or refrigerant exposure.
  • Blower motor problems – Weak or no airflow may indicate a worn-out motor, failed capacitor, or electrical issue. We offer prompt blower motor repair to restore circulation.
  • Electrical component failures – Tripped breakers, faulty wiring, and damaged relays can disrupt your system entirely. Our technicians are trained in detailed AC electrical repair to get your system safely running again.
  • Dirty or clogged filters – Dust, pollen, and debris, especially common in the area’s drier seasons, can block filters and strain your system. We provide routine AC filter replacement to maintain performance.
  • Frozen coils – Restricted airflow or low refrigerant can cause coils to freeze, leading to a complete system shutdown. Timely frozen AC coil repair can prevent long-term damage.
  • Bad capacitors – If your system struggles to start or shuts off unexpectedly, a failed capacitor may be to blame. We carry replacements for fast service on bad AC capacitors.
  • Sensor problems – Faulty sensors can result in erratic cycling and uneven temperatures. Our team offers accurate AC sensor replacement to restore proper temperature control.

No matter the issue, our experienced technicians can diagnose and repair your AC quickly and effectively, helping you stay cool and comfortable when it matters most.

Minimizing Downtime with Fully Stocked Trucks

Waiting around for parts is inconvenient and miserable when your air conditioner fails during a heat wave. With temperatures often soaring past 100°F in the summer months, especially in July and August, every minute without cooling can feel unbearable. That’s why we are committed to resolving AC issues quickly, often within a single visit.

Our service trucks arrive fully stocked with the tools, diagnostic equipment, and most commonly needed replacement parts, from capacitors and filters to motors and thermostats. This strategic approach allows our technicians to perform on-the-spot repairs, eliminating the need for multiple appointments or frustrating delays. Our team shows up ready to work.

We know how disruptive a malfunctioning AC system can be, especially when your schedule is packed. Our goal is to minimize downtime, restore comfort quickly, and give you the peace of mind that comes with professional, efficient service. With us, you’re not just getting a repair—you’re getting your day back.

Technician teaching students beside John Stevenson Plumbing, Heating & Air Conditioning service van

Thorough Repairs and Trusted Guidance for Long-Term AC Performance

We do more than restore cooling. We deliver dependable solutions to support long-term comfort and system efficiency in your home or business. 

Every service call begins with a detailed diagnostic assessment and a system and safety check so we don’t miss any underlying issues. Once we identify the cause of your AC issue, our technician walks you through the findings, explains your repair options clearly, and begins the work only after receiving your approval. We also follow up within 24 hours to confirm everything is working correctly and you’re satisfied with the service.

Temecula’s climate presents specific challenges for HVAC systems. AC components work harder and wear down faster between prolonged heat waves and increased dust and pollen, especially during the dry season. Our technicians don’t just fix what’s broken; we offer personalized advice on caring for your system, including filter replacement schedules, airflow tips, and early warning signs to watch for. This level of insight helps prevent breakdowns and improves efficiency.

For even greater peace of mind, our Charlie’s Care Club offers members priority scheduling, exclusive discounts, and routine maintenance visits to keep your AC in top condition year-round. It’s a smart way to avoid problems while protecting your comfort and investment.

Turn to Us for Help Fixing Your Air Conditioner

You need a team you can trust to fix your AC. John Stevenson Plumbing, Heating & Air Conditioning, Inc. has been serving homeowners and businesses since 1990, providing exceptional, professional Temecula AC repair services to restore comfort and peace of mind. Our NATE- and EPA-certified technicians are committed to delivering quality repairs, clear communication, and long-term solutions to keep your system running smoothly through even the hottest summers.

Whether you’re facing an urgent repair or need advice on maintaining your system for optimal performance, we can help. With fully stocked trucks, transparent pricing, and a commitment to your satisfaction, we address your AC issues quickly and effectively.

If your air conditioning system is malfunctioning, call us at (760) 276-6690 or contact us online to schedule a repair appointment.

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What Makes Us a Community Name?

Benefits of Working with Our Expert Team

Drug Tested & Background Checked Technicians

Upfront Pricing — You’ll Never Pay More Than You’re Quoted

Expert Advice From Professional, Licensed and Certified Technicians

We Stock Enough Parts in Our Trucks to Do 93% Of Repairs on the Spot

Flexible Scheduling - Ask About Same-Day or Emergency Service

5 Star Service Guarantee Includes Service Tailored to Your Needs & Budget

Frequently Asked Questions

In short, yes. A first step is conducting an energy audit to determine the energy load for your home. Calculating the load tells the experts at John Stevenson Plumbing, Heating & Air how much heat your house gains throughout the day & what size air conditioner will work best to keep it cool. This is critical as most A/C installation issues stem from an improperly-sized air conditioning unit.
Here’s where the load calculation comes into play, as you want to pick the right size A/C unit to install – either too big or too small of an A/C unit can lead to costly repair or replacement down the road. Call the HVAC professionals at John Stevenson Plumbing, Heating & Air, they’ll know which A/C unit is perfect to install in your home at the lowest price.
The price of replacing your air conditioning unit depends a lot on the size of the unit you need to fit the size of your house. But no matter what unit you pick out for your home, ask an expert at John Stevenson Plumbing, Heating & Air for fast answers & reliable service. Trained technicians can come to your house to give you an upfront, transparent installation report, as well as consult you on what unit your home will need.
Breakdown of your home A/C unit can stem from many different things, from an electrical issue to the compressor being misaligned or broken. Luckily for you, the team at John Stevenson Plumbing, Heating & Air is trained in diagnosing the problem and presenting you with a competitive price to fix or replace and install your new A/C unit.
Our technicians at John Stevenson Plumbing, Heating & Air can replace your air conditioning unit. An A/C unit is something that will be a part of your house for many years, and it is important that it is installed correctly to keep your energy costs low and your unit working at top performance. Our team at John Stevenson Plumbing, Heating & Air has top-quality, highly-trained technicians that will come to your house to help you to make an informed decision on which unit to buy. Then, we can properly install your air conditioning unit.
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