Sun Heating & Cooling | Expert HVAC Services in Tempe, AZ

At Sun Heating & Cooling, we offer comprehensive HVAC system repair services for all makes and models, including air conditioners, heaters, and heat pumps. Our certified technicians diagnose and fix issues like refrigerant leaks, faulty components, and system inefficiencies, ensuring your home stays comfortable year-round. We serve Tempe and the entire Phoenix Valley with transparent pricing and no surprise charges.

Heat pump reversing valve issues are a frequent concern in Tempe due to our climate. Our technicians are trained to diagnose and repair these valves efficiently, which control the flow of refrigerant for heating and cooling modes. We use quality parts and precise techniques to restore proper function, helping maintain your system's performance and energy efficiency without delays or hidden costs.

Yes, we service all makes and models of air conditioners and heaters. As licensed dealers for Trane, Lennox, and Bryant, we have expertise in these brands, but our certified technicians are equipped to handle repairs and maintenance for any system. We provide honest assessments and transparent pricing, ensuring reliable service whether you need a quick fix or a more complex repair.