AC Repair in Pasadena, CA

AC Repair in Pasadena, CA

AC repair in Pasadena typically runs $150 to $450 for most component failures, with refrigerant-related work landing between $250 and $600 depending on system size and leak location. If your system has stopped cooling or is running but not reaching set temperature, the fix is usually same-day or next-morning when you call Dalton Heating & Air Pasadena at (626) 657-5344. We arrive inside the stated window, put the repair price in writing before any work starts, and back the repair with a written guarantee for a full year.

This page covers what AC repair actually involves, what it costs in Pasadena’s housing stock, and how we handle the job from first call to final walkthrough. It is part of our broader AC Repair & Installation service line, which also covers full system replacement. If you’re trying to decide whether a repair is worth it on an older unit, that parent page walks through the repair-versus-replace math.

Key Takeaways

• Most AC repairs in Pasadena run $150 to $450; refrigerant recharges run higher.
• Every repair includes a written price before work begins and a written guarantee for a full year.
• We service Carrier, Trane, Lennox, and Goodman systems, among others.
• Same-day service is available, and a live person answers the phone 24/7.
• If the repair fails within the guarantee period, the return visit is free.

When You Need AC Repair

Pasadena’s cooling season runs long. From May through October, daytime highs routinely push past 85, and the inland neighborhoods near the 210 corridor run several degrees warmer than areas closer to the Arroyo Seco. A system that limps along in June will usually fail outright by August. Here are the symptoms we hear most often from homeowners in Pasadena, Altadena, and South Pasadena:

• The system runs but doesn’t cool. Air blows, but it’s not cold. This usually points to low refrigerant or a failed compressor, both of which need a technician with gauges and leak detection equipment.
• The outside unit turns on and off repeatedly. Short cycling is often a failing capacitor, a dirty condenser coil, or a refrigerant charge that’s off. It stresses the compressor and shortens system life if ignored.
• Warm air at the vents when the thermostat calls for cooling. Could be a reversing valve issue on a heat pump or a compressor that’s not engaging at all.
• Water pooling around the indoor unit. A clogged condensate drain or a rusted drain pan. In Pasadena’s older homes, particularly in Bungalow Heaven and the Craftsman districts near Orange Grove, we see galvanized drain pans that have rusted through after 20-plus years.
• Strange sounds, electrical smells, or a breaker that trips. A seized blower motor, arcing contactor, or failing run capacitor. Electrical symptoms should not be ignored or reset repeatedly. Shut the system off at the thermostat and call us.
• One room is hot while the rest of the house cools fine. Sometimes it’s a damper issue; sometimes it’s low airflow from a failing blower motor or a refrigerant charge that’s drifted off spec.

If any of these match what you’re seeing, call (626) 657-5344. We’ll ask a few questions, give you a straight answer about whether the system needs a service visit, and schedule a technician for the next open window.

Our AC Repair Process

We run every repair call the same way, under The Garrison Standard that Dalton Heating & Air has operated under since 2003. No exceptions for weather, season, or how busy the schedule is. Here’s what happens when you call:

1. You talk to a live person. Our line is answered 24/7, not by a voicemail tree. We take your address, symptom description, and system age, then book a window that works.
2. A background-checked, uniformed technician arrives inside the window. You know who’s coming before they arrive. The tech is factory-trained on nine major residential brands, including Carrier, Trane, Lennox, and Goodman.
3. Diagnosis happens before any money changes hands. The technician tests the system, finds the failed part or the underlying issue, and explains it in plain terms. If it’s a refrigerant charge problem, you’ll hear exactly why the charge dropped and what fixing it involves.
4. You get the repair price in writing. Not a verbal estimate, not a range that changes at the door. The price is written before any work begins, and that price is the price.
5. The repair is done by the book. We follow manufacturer specs, use OEM or equivalent-rated parts, and test the system for proper operation before we leave.
6. The work is guaranteed in writing for a full year. If the repair fails within 365 days, we return at no charge. That’s the 365-Day Done Right Promise, and it applies to every repair call, not as an add-on.

What AC Repair Costs in Pasadena

Pasadena’s housing stock spans a wide range: 1920s Craftsman homes with retrofitted central air, mid-century ranch houses in Hastings Ranch with original ductwork, and newer builds with high-efficiency heat pumps. That range means repair costs vary, but most jobs fall into predictable bands:

Repair Type	Typical Cost Range
Capacitor or contactor replacement	$150 – $300
Condensate drain line clearing or pan repair	$125 – $275
Blower motor replacement	$350 – $600
Refrigerant leak repair and recharge	$250 – $600+
Thermostat replacement or wiring repair	$150 – $350
Compressor replacement	$1,200 – $2,500

Three things move the number. First, the part itself: a run capacitor is inexpensive-though Capacitor Replacement still requires a trained tech-a compressor is not. Second, refrigerant type: older R-22 systems cost more to recharge, and R-22 has been phased out, which is a factor on pre-2010 units common in Pasadena’s older neighborhoods. Third, access: some indoor air handlers in Pasadena’s older homes are squeezed into tight attic or closet spaces, which adds labor time.

Every diagnostic visit includes a written price for the recommended repair before we touch a tool. You approve it, we do the work, and the guarantee is part of the deal. Estimates are free, and there is no obligation when the repair is quoted.

One thing to consider before any repair on a system older than 15 years: if the compressor has failed or the refrigerant circuit has a major leak, replacement may make more financial sense. We’ll tell you straight if that’s the case, with the numbers to back it up. That decision process is covered in more detail on our AC Repair & Installation page.

Brands We Service in Pasadena

Our technicians are factory-trained on nine major residential HVAC brands. In Pasadena specifically, where the housing stock leans older and the systems run the gamut, we see a lot of Carrier units from the early 2000s retrofit boom, Trane systems in newer additions, and plenty of Lennox and Goodman equipment throughout the city’s single-family neighborhoods. We stock common parts for all of them on our service vehicles, which cuts down on time spent waiting for parts shipments from the distributor.

If your system is one of those four brands, you’re in good shape when it comes to same-day repair. If it’s another residential brand entirely, call anyway. We carry parts for a broader range than most companies, and if we don’t have the exact part in the truck, we’ll give you an honest timeline before we order anything.

Why Pasadena Homeowners Call Dalton Heating & Air

Most of our repair calls in Pasadena come from homeowners who have been through the cycle before: a company books a four-hour window, shows up two hours late, quotes one number over the phone, then doubles it standing in front of the air handler. That is the opposite of how we operate, and it’s the reason The Garrison Code exists.

The Code is simple, and it binds every Dalton location, including ours in Pasadena. We arrive inside the window we set. We put the price in writing before any work starts. We do the job by the book. We leave the site clean. And we stand behind the work for a full year. If any part of that does not happen, you have recourse: the 365-Day Done Right Promise means we make it right. It’s not marketing language. It’s the operating standard that Garrison Partners companies have been held to since 2003.

Marco Benitez runs Dalton Heating & Air Pasadena, and he holds the technicians on his team to the Code on every single call. That includes background checks, uniforms, and factory training before a technician ever steps into a Pasadena home.

Frequently Asked Questions

How much does AC repair cost in Pasadena?

Most AC repairs in Pasadena run between $150 and $450 for component failures like capacitors, contactors, and drain line issues; when the unit is beyond this stage, AC Replacement may be the smarter long-term choice. Larger repairs, like blower motors or refrigerant leak work, range from $250 to $600 or more depending on the part and system type. The final price is always put in writing before any work begins. Call (626) 657-5344 for a free estimate on your specific system.

Can you fix my AC the same day I call?

In most cases, yes. We run same-day service in Pasadena and the surrounding area, and our phone line is staffed by a live person 24/7, so you’ll know your appointment window before you hang up. The earlier in the morning you call, the better the odds of a same-day slot, especially during a Pasadena heat wave.

Is it cheaper to repair or replace my AC?

For systems under 10 years old, repair is almost always the cheaper short-term option, and a $200 capacitor replacement makes much more sense than a $10,000 system swap. For systems over 15 years old with a failed compressor or major refrigerant leak, replacement often wins on total cost of ownership when you factor in rising electric bills and repeat repairs. We’ll give you the numbers for both options and let you decide. This is covered in more depth on our AC Repair & Installation in Pasadena page.

Do you charge for the service call if I decide not to repair?

Our estimates are free. The technician diagnoses the problem, gives you the written repair price, and if you choose not to proceed, you owe nothing for the visit. No pressure, no hard sell. Call (626) 657-5344 to schedule a diagnostic.

What brands do you repair?

Our technicians are factory-trained on nine major residential brands, including Carrier, Trane, Lennox, and Goodman. We carry common parts for all four on our service vehicles. If you have a different brand, call anyway and we’ll let you know if we can source the part same-day.

Call Dalton Heating & Air Pasadena for AC Repair

If your system isn’t cooling, is short cycling, is leaking water, or is making noise it didn’t make last summer, call (626) 657-5344 now. You’ll get a live person, a straight answer, and a repair visit with the price in writing before we start. That’s the way we’ve done it since 2003, and it’s the only way we know how to work in Pasadena.

Written by Marco Benitez, Owner at Dalton Heating & Air Pasadena, serving Pasadena.