How often should I change My Fuel Filter?

I drive a white 1997 crown victoria with 212,000 miles on her.How often should I change My Fuel Filter?For high mileage vehicles, replacing the fuel filter annually for preventative maintenance is a good idea for two reasons. By the time a vehicle is six or seven years old, there can be a fair amount of rust and debris in the fuel tank. Rust can be formed by moisture and condensation, and debris can get into your tank anytime you add fuel. So changing it on a periodic basis can help minimize the risk of plugging.How often should I change My Fuel Filter?i own a repair shop and id change it at least every 30 thousand,those things aren't as big as an oil filter and they do stop up easy,so the more miles you get on this car the more often id change it,but 30 thousand is a good time to change it,because all gas stations don't really have the best filtering system in the world when it comes to seeing that you don't get a lot of junk when you buy gas from them,good luck with it hope this helps.How often should I change My Fuel Filter?Every 12.000 milesHow often should I change My Fuel Filter?well recommended is about once a year or 12-15K miles