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AC Repair in North Myrtle Beach, SC

Certified and Licensed | SC Mechanical Contractor #M111694 | Right-sized, high-efficiency systems | Financing available | Serving the coast since 1947

Call 843-305-5728 to get a free quote!

 Call for a free estimate
843-305-5728

Why is my AC running but not cooling?
  • Short Answer: The usual causes are low refrigerant from a leak, a dirty or salt-corroded coil, a failing compressor, or a frozen coil. On the North Myrtle Beach coast, salt drives more coil and electrical failures, so a capacitor, contactor, or fan motor often wears out sooner than it would inland. 

Refrigerant does not get used up, so if it is low there is a leak to find and fix, not just top off. A coil caked with salt cannot shed heat. A tired compressor or a frozen indoor coil leaves you with air moving but no cool. We check the simple, less expensive causes first and show you what we find before recommending anything bigger, because we would rather fix it right the first time than guess.

When the AC quits at a North Myrtle Beach beach house, condo, or rental, we get you cool again fast. Coastal Air Plus repairs central air, heat pumps, and ductless systems across Cherry Grove, Ocean Drive, Crescent Beach, and Windy Hill. We diagnose, explain your options, and get your okay before any work. Call (843) 238-3838.

Certified and Licensed | SC Mechanical Contractor #M111694  

a man in a white shirt with an american flag on his sleeve is working on a electrical outlet
How does salt air affect my beach house AC in North Myrtle Beach?
  • Short Answer: North Myrtle Beach has about nine miles of oceanfront and the marsh at Cherry Grove, so salt-air exposure is the highest on the Strand. Salt settles on the coil and our humidity turns it corrosive, which can cut a unit's life from 10 to 15 years into the 5 to 10 year range near the water.

Think of it like your car after a day at the beach. Rinse the salt off and it lasts; leave it on and it rusts. Your outdoor unit is the same, only it sits in that salt air around the clock. A gentle fresh-water rinse of the condenser every few weeks helps, power off and never a pressure washer. Within a mile of the water we suggest a professional check about every quarter, and coil coatings or coastal-rated equipment when it is time to replace. Out here that care is not optional, it is what keeps a system alive. You can fold those visits into our VIP Maintenance Club, or read more on how salt air affects coastal AC systems.

Certified and Licensed  | SC Mechanical Contractor #M111694

Does my AC condenser need to be raised in a North Myrtle Beach flood zone?
  • Short Answer: Often, yes. Much of North Myrtle Beach sits in FEMA AE and VE flood zones, and the city requires equipment to be raised above the base flood level. For manufactured homes the condenser platform must sit at least 12 inches above base flood elevation, which an elevation certificate may be required to document. 

North Myrtle Beach runs its own permitting, so a replacement here is permitted and inspected by the City of North Myrtle Beach Building Division (the authority), not the county. In a flood zone the equipment has to be raised above base flood elevation (the code), under the city's floodplain ordinance and the National Flood Insurance Program (the rule). The city's Build Responsibly floodplain guidance spells out the AE and VE rules. We handle the permit, the raising, and the inspection so your new system is placed right the first time. A new system meets the 14.3 SEER2 minimum for our region, and refrigerant work is done by technicians certified under EPA Section 608. A high-efficiency heat pump may also qualify for a Santee Cooper rebate when a Trade Ally installs it, which we are.

Do you offer emergency and same-day AC repair in North Myrtle Beach?
  • Short Answer: Yes. When a beach house or rental loses cooling in the summer heat, we prioritize emergencies and work nights and weekends across North Myrtle Beach. In peak season it can take a little longer with demand all along the Strand, and we will give you an honest time window when you call. 

A hot rental during a summer turnover is lost income and an unhappy guest, and a hot home with kids or older family is no small thing. We move those to the front of the line. We will not promise a time we cannot hit in the middle of a July heat wave, but we will tell you straight where you stand, and that is part of how we treat folks right for the long term. A simple call starts it. Request service or call (843) 238-3838.

Do I need a permit to replace my AC, and what about the coast?

  • Short Answer: Yes. A system replacement needs a mechanical permit, and the authority depends on your address (your city, or the county if unincorporated). Near the water, flood-zone rules may require the new equipment raised above the flood line, and coastal salt means coastal-rated equipment is worth it.

We pull the mechanical permit for your replacement and have the work inspected, through whichever authority covers your address. On the barrier islands and along the marsh, FEMA flood rules can require the condenser raised on a stand above the expected flood line, and the steady salt air rewards corrosion-resistant, coastal-rated equipment that lasts longer near the ocean. Inland, salt is barely a factor and the focus is humidity and efficiency. We size the equipment and the install to where you actually live, which is the same block-by-block read we bring to every Charleston County, Berkeley County, and Dorchester County job.

How much does AC repair cost in North Myrtle Beach?

Short Answer: Most AC repairs in the North Myrtle Beach area run about $150 to $600 after a service call to diagnose the problem. Bigger jobs like a refrigerant leak repair, compressor, or coil cost more. We give you the estimate before we start, so there are no surprises.

Typical area ranges to help you plan, not a quote. Your exact price depends on the part and your system, and we confirm it after we diagnose the unit.

If a repair climbs toward the cost of a new system, we will say so honestly. Financing is available through our financing options when replacement is the better call.

Typical AC Repair Prices

Diagnostic Service Call $95 to $169
Capacitor or contactor Repair $150 to $450
Refrigerant recharge $200 to $600
Refrigerant leak repair and recharge 450 to $1,500
Fan or blower motor repair $450 to $1,200
Evaporator coil or compressor repair $1,000 to $4,500

Why Choose Coastal Air Plus?

  • Serving South Carolina Since 1947 – Trusted by homeowners throughout  Myrtle Beach and Charleston.
  • Certified & Licensed Technicians – SC Mechanical Contractor #M111694.
  • Flexible Financing Options – Convenient plans available for new HVAC Installations.
  • Home Service Membership Plans – Regular maintenance to keep your system running smoothly.
  • Highly Rated by Customers – Committed to quality service and customer satisfaction.

Should I repair or replace my AC?

  • Short Answer: Repair a newer system with a small electrical fix. Replace when it is past 10 to 15 years, runs old R-22, the compressor has failed out of warranty, or a repair tops about half a new system. On the North Myrtle Beach oceanfront, salt shortens that timeline, so the replace point comes sooner.

We are not better than the next company, just different, in that we would rather keep a good system running than sell you one you do not need yet. When replacement is the smart move, our AC installation and replacement team sizes it to your home and handles the flood-zone raising.

A few things to check before you call

  • Set the thermostat to cool and check the batteries.
  • Make sure the AC breaker has not tripped.
  • Check the air filter. A clogged filter is a common, easy fix you can do yourself.

If those look fine and you are still warm, that is when to call us.

Under about 8 to 10 years old Past 10 to 15 years old
A one-time electrical part (capacitor, contactor) Compressor failed and is out of warranty
Repair is well under a third of a new system Repair tops about half of a new system
System has been maintained Several service calls in the last couple of years
Uses current refrigerant Still runs obsolete R-22

Where we work in North Myrtle Beach

From Cherry Grove and Ocean Drive to Crescent Beach, Windy Hill, and the Barefoot Resort area, we cover all of North Myrtle Beach. Building lasting relationships with our coastal neighbors is the whole point for us, one home at a time. We also handle AC repair in Myrtle Beach and AC repair in Conway, with the full area on our Horry County service area page. For other needs, see furnace repair in North Myrtle Beach and plumbing in North Myrtle Beach. We cover North Myrtle Beach under ZIP code 29582.