How to Replace Your VW Key Fob Battery | If your VW key isn't working properly, its most likely it's just a dead battery. Here's how to replace a battery in your
Amazon.com: HQRP Transmitter and Two Batteries Compatible with Volkswagen VW Jetta 2006 2007 2008 2009 2010 2011 06 07 08 09 10 11 Key-Fob Remote Shell Case Cover Smart Key Keyless FOB : Automotive