Home Service Guides & Tips

Everything Ontario homeowners need to know about AC repair — from average costs across the GTA and Northern Ontario, to R-22 phase-out impacts, hiring licensed 313A technicians, common problems, and when to repair vs replace. Updated for 2026.

A comprehensive guide to HVAC repair in Ontario covering costs from $150 to $3,500+ CAD, TSSA certification requirements, seasonal maintenance strategies, and how to find qualified technicians across all Ontario climate zones.