Endurance Warranty, Omega Auto Care, Toco Warranty and American Dream Auto Protect Your key fob can wear out over time, making it annoying or impossible, in some cases, to enter and use your vehicle.

Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. The days of replacing a car key by having an ...

And what you can actually do about it. Drop your phone, and your day’s ruined. Lose your car key, and your month might be. In 2025, replacing a modern key fob can cost more than buying a new iPhone.

Several factors affect car key replacement costs, which can range from $10 to $500. The final sum depends on the key type, as each kind has a different replacement procedure. Generally, key types can ...