Chevy TrailBlazer fuel filter location and replacement Nov 13, 2015The location of the fuel filter can be different from one car to another, but the procedure is the same. If you can’t find your fuel filter, follow the fuel pipes. The fuel filter should be replace according to your owner’s manual. After you change fuel filter, if you want to reset Reset Chevy TrailBlazer service light 2007 CHEVROLET TRAILBLAZER 4 L6 Fuel Filter | RockAuto RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Easy to use parts catalog.