Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

My mom recently lost the spare set of keys for her 2006 Subaru. The dealer wanted more than $300 to replace the key fob and make a new key. That seemed outrageous, so we started digging into DIY ...

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.

Check your battery type. Most fobs use small coin batteries (like CR2032), so confirm before you buy. Pry it open with care. Find the seam, pop it gently—no need to wrestle with it. Replace and click ...