The Repair-or-Replace Question Every Homeowner Faces
Every air conditioner has a lifespan. In Van Nuys and the broader San Fernando Valley, where cooling systems run for six or more months out of the year under intense heat, that lifespan gets tested hard. The average central air conditioning system lasts 15 to 20 years under normal conditions — but with the workload these systems carry in Southern California, 12 to 15 years of reliable life is more realistic without exceptional maintenance.
At Best AC Repair & Install Company, we believe in giving homeowners honest advice. Sometimes a repair is the right call. But when a system has crossed certain thresholds, continued repairs become a costly way of delaying the inevitable — and a new installation ends up paying for itself faster than most homeowners expect.
Here are seven signs that your Van Nuys home may be due for a new air conditioning system rather than another repair.
1. Your System Is More Than 15 Years Old
Age alone isn't always a reason to replace, but it's the first question we ask. A 15-year-old AC system was designed to meet energy efficiency standards that are dramatically lower than today's equipment. Modern systems operate at SEER2 ratings that can be 40–60% more efficient than units manufactured in the early 2000s. If your older system is otherwise healthy, it may have a few more years in it — but if it's also experiencing any of the issues below