How to Change a 2002 VW Jetta Fuel Filter | It Still Runs The fuel filter in your 2004 VW Jetta should be replaced every 20,000 to 30,000 miles to avoid it clogging up over time. The filter is responsible for preventing debris in the gas tank from entering the fuel system itself. A clogged filter can cause many problems, from rough running and poor fuel 2002 Volkswagen Jetta Fuel Filter - AutoZone Equip cars, trucks & SUVs with 2002 Volkswagen Jetta Fuel Filter from AutoZone. Get Yours Today! We have the best products at the right price.