The Chevy TrailBlazer LS didn't change much outside of some minor exterior adjustments in 2005. This domestic SUV comes with a stout 4.2 L, 275 hp I6 power-train with 4 speed automatic transmission. , , Gas mileage averages out to 15 mpg in the city and 21 on the highway. Inside space is 113.4 cubic feet and cargo volume comes out to 43.7 cubic feet. This RWD LS Trailblazer tows up to 6300 lbs so load up the boat, jet skis, or other toys and hit the trail or lake. This also sports a huge sunroof and kick butt audio system., , Overall, Trailblazer owners say that the 2005 Chevy TrailBlazer has a capable engine, smooth ride, and good list of features. In the end, the TrailBlazer's solid stats and performance make it a good choice for your average family on the go.