You’ll want to check for the date it was made. This is typically situated on a label on the outside of your equipment.
If your system is under five years old, it might still be protected by a warranty. However, warranty terms and conditions vary between manufacturer and installing company.
At Fras-Air/General Service Experts, we can confirm your warranty state via a system inspection. We also offer HVAC service memberships in Hillsborough for residential heating and cooling equipment, regardless of unit age or manufacturer warranty standing.