AC Maintenance & Repair in Gwinnett County
ACE-Certified Technicians. Service Experts Guarantee. Serving Greater Atlanta Since 1947.
Peachtree Service Experts provides air conditioning repair and maintenance throughout Gwinnett County, backed by ACE-certified technicians, the Service Experts Guarantee, and more than 75 years of continuous service to the Greater Atlanta area. Every technician is licensed, bonded, and insured. Our 4.9 average Google rating reflects the standard we hold on every call.
Georgia summers hit hard. From late May through September, residential AC systems in Gwinnett County run under sustained load in heat and humidity that accelerate wear and surface problems fast. When something goes wrong, qualified service isn’t optional.
Schedule air conditioning repair or maintenance in Gwinnett County by calling (678) 336-5225. Customer support is available 24 hours a day, 7 days a week.
AC Repair Services in Gwinnett County
Our technicians respond quickly, arriving equipped with the tools and genuine parts needed to diagnose and restore your system in a single visit. We handle both minor repairs and major component replacement, so you aren’t left waiting on a second trip.
An AC breakdown during a Georgia heat wave isn’t just an inconvenience. It’s an urgent issue, especially for households with young children, elderly residents, or anyone with health sensitivities.
Common AC problems we repair include:
- Refrigerant leaks that reduce cooling capacity: leaving your home warm even when the system is running
- Faulty compressors that prevent your system from starting: one of the most disruptive failures during peak cooling months
- Clogged condensate drains causing water damage: a common issue in humid Georgia summers
- Worn electrical components that lead to system failures: addressed before a partial fault becomes a full breakdown
Why Gwinnett County Homeowners Choose Peachtree Service Experts
ACE certification, the Advanced Certified Expert standard, requires technicians to pass rigorous training at higher passing scores than standard HVAC credentials, demonstrate system-specific knowledge on every product we sell, and complete annual re-certification to stay current on industry advances. It also includes ethics training, so the technician in your home is evaluated on how they treat you, not just what they know.
That certification standard, combined with the Service Experts Guarantee, means every job is completed to manufacturer specifications by licensed, bonded, and insured professionals. National brand backing gives us access to top equipment suppliers and pricing. Local management delivers lightning-fast response times.
We serve Gwinnett County communities including Duluth, Lawrenceville, Suwanee, Norcross, Lilburn, Snellville, Buford, Dacula, Grayson, and Peachtree Corners.
Membership Plans That Make AC Costs Predictable
An AC system in Georgia works hard for five to six months a year. For homeowners facing aging equipment or unpredictable repair bills, we offer two programs that convert variable expense into a manageable monthly commitment.
Service Experts Advantage Program
Lease brand-new high-efficiency equipment with no down payment. Coverage includes parts and labor, annual maintenance, priority service, and 24/7 emergency service support. All for one monthly payment.
Maintenance+
Regular professional care with priority service, annual tune-ups, exclusive member discounts on repairs, and support for extended equipment life. A straightforward way to keep your system performing without deferred maintenance catching up at the worst possible time.
Both programs are available to Gwinnett County homeowners. Call (678) 336-5225 to ask about membership options or to schedule service. Our team is available 24/7.
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LimitedTimeOffer!$0 Diagnostic Fee
Waived fee for all HVAC, Plumbing, Electrical and Water service calls.
Promotion valid for service visits occurring 8/20/26 - 9/18/26. Cannot be combined with other offers outside of membership discounts. No cash value. Offer may be modified, suspended, or withdrawn at any time as permitted by law. Aug 20, 2026 - Sep 18, 2026 -
No Payments Until 2027
With any new HVAC, Indoor Air Quality, Water Heater or Water Treatment Service Experts Advantage Program lease agreement, we will make your payments for the first 6 months.
Valid on new Advantage Program lease agreements from 7/1/26 to 9/30/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease costs and payment schedule. Jul 1, 2026 - Sep 30, 2026 -
Member exclusive: $250 off Water Heater Install
Maintenance+ members exclusive discount with the purchase or lease of a new hot water heater
Offer available for active Maintenance+ customers. Purchase or lease a new hot water system from 8/19/26 - 9/30/26 and receive $250 off installation price. System must be installed by 10/3/26. Aug 19, 2026 - Sep 30, 2026 -
LimitedTimeOffer!$79 HVAC Precision Tune-Up
Save $110 on your comprehensive HVAC tune-up
Offer not valid on prior purchases and may not be combined with other offers except member discounts. Excludes oil furnaces or boiler tune up; call for pricing. $110 off our standard $189 rate. Offer valid thru 10/31/2026. -
NEW HVAC SYSTEM as low as $155/month
NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.
Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information. -
$99 Drain Cleaning
Regularly $235. Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.
Offer not valid on prior purchases and may not be combined with other offers. Valid for one drain only. Accessible ground level clean. Call for more details. -
10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel
It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.
Offer not valid on prior purchases and may not be combined with other offers. -
Earn $600 in rebates with a qualifying Lennox HVAC system
System rebate requires the purchase or lease of a Lennox indoor/outdoor unit. System add-ons do not qualify for an induvial rebate. Rebate offer valid from 8/17/26 to 9/13/26 and must be installed by 9/20/26 and submit claims by 10/20/26. Rebate is paid in the form of a Lennox prepaid Mastercard ®.
Lennox Cool Down Event offers a $600 Lennox-funded consumer rebate on qualifying Dave Lennox Signature®, Elite®, and Merit® systems. All rebate information found at https://www.lennox.com/residential/buyers-guide/offers-and-savings/promotions/. Equipment and rebate offers vary by Service Experts location, call your local Center for more details. Aug 21, 2026 - Sep 13, 2026