Professional Auto Repair Services

Auto A/C & Heating Service in South Windsor, CT

Stay comfortable in every season with professional auto A/C and heating repair in South Windsor, CT at High Line Auto Service. Whether your air conditioning isn’t blowing cold or your heat isn’t keeping up in the winter, our team will diagnose and fix the issue quickly and accurately.

Modern vehicles use advanced climate control systems, and our technicians are equipped to service both older and newer systems—including vehicles that require the new 1234yf refrigerant.

Our Heating & A/C Services Include:

• A/C system diagnostics and repair
• A/C recharge (including R134a and 1234yf refrigerant)
• Leak detection and repair
• Compressor replacement
• Heater core and blower motor repair
• Climate control system diagnostics

If your system isn’t performing like it should, we’ll pinpoint the cause and restore proper operation using quality parts and the correct refrigerant for your vehicle.

Signs You May Need A/C or Heating Service

• A/C blowing warm or not cold enough
• Weak airflow from vents
• Unusual noises when the system is on
• Fogging windows or poor defrost performance
• No heat or inconsistent cabin temperature

Don’t wait until extreme weather hits—make sure your vehicle’s heating and cooling system is ready when you need it most.

👉 Looking for reliable auto A/C repair in East Windsor, South Windsor, East Hartford, Manchester, Windsor, Bloomfield CT?


High Line Auto Service provides expert air conditioning recharge, heating repair, and climate system diagnostics, including service for vehicles using 1234yf refrigerant.

High Line Auto Service — Keeping Your Car Healthy.