Expert HVAC & Heat Pump Repair and Install Services

GSM Services is your trusted local heat pump repair, replacement, and maintenance company serving Gastonia, Charlotte, Hickory, Clover, and surrounding areas. With 99+ years of experience and thousands of satisfied customers, we provide fast, affordable, and expert HVAC solutions. Enjoy FREE service calls with repairs and instant online quotes for HVAC installations and heat pump replacements.

Why Homeowners Choose Our Company For Heating & Cooling Services:

• ✅ Fast & Affordable Service.
• ✅ Local & Family Owned for 99 Years
• ✅ Licenced & Insured
• ✅ FREE Service Calls with Repairs
• ✅ Great Financing Options
• ✅ Award-Winning Customer Service
• ✅ Outstanding Warranty
• ✅ Upfront Pricing – No hidden fees, no surprises—the price we quote is the price you pay
• ✅ Service All HVAC & Heat Pump Makes & Models
• ✅ Dependable & Reliable Service
• ✅ Certified HVAC Technicians
• ✅ Free Consultations & Estimates

Heating & Cooling Services:

• Tune-ups & Maintenance
• System Repairs
• HVAC Replacements & Installations
• Refrigerant & Freon Recharge
• Electric Heat Pumps
• Central HVAC & Furnace Services
• Ductwork Repair & Cleaning
• Gas Furnaces & Package Units
• Mini Split Heat Pumps
• Air-source Heat Pumps
• Geothermal Heat Pumps

How Much Does a Heat Pump Cost to Install?

Get a free, online quote on a new heat pump for your home. In 30 seconds, answer a few questions and get an instant quote.

Trusted Heat Pump Installers in Gastonia, Charlotte, Fort Mill & Surrounding Areas

Our high-quality heat pump systems provide exceptional comfort, ultra-quiet operation, improved air quality, and advanced energy efficiency—helping reduce your power bills by up to 30%. Our certified and highly trained team of heat pump installation professionals can provide a thorough inspection of your unit to help you make that decision. Book a free consultation and quote online now.