AJ Heating & Cooling - Mishawaka's Reliable HVAC Repair

We offer comprehensive residential HVAC services, including installation or replacement of furnaces and air conditioners, system repairs for all makes and models, and routine maintenance like our $65 AC or furnace tune-up. We also handle water heater installation and repair. As a local family business with nearly 30 years of experience, we focus on quality work at competitive prices, with financing available to make services more accessible for Mishawaka residents.

For outdoor condenser fan failures, we provide prompt diagnostics and repairs to restore cooling efficiency, often preventing further damage to your system. For uneven heating or cooling, we assess your ductwork, thermostat settings, and system balance to identify the root cause—whether it’s airflow issues, insulation problems, or equipment wear. Our goal is to ensure consistent comfort throughout your home, leveraging our 25+ years of experience serving St. Joseph County and nearby areas.

Yes, we provide prompt emergency services for heating, cooling, and water heater issues. As a local family-operated business, we understand how disruptive these problems can be, especially during Indiana’s extreme seasons. We prioritize quick response times and reliable repairs to get your home back to comfort. With financing options and competitive pricing, we aim to make emergency care manageable for Mishawaka homeowners.