The 2003 Chevrolet TrailBlazer marks a part of the first generation of the TrailBlazer nameplate, which spanned from 2002 to 2009. It is a midsize SUV available in LS, LT, and top-of-the-line LTZ trims. Generally, the Trailblazer is a RWD, but a 4WD version is available as well. This year model can be found in either a standard variant powered by a 4.2-liter inline-six engine delivering 270 horsepower, or the EXT version, which features a robust 5.3-liter V8 capable of 290 horsepower. Transmission is handled by a 4-speed automatic. Noteworthy amenities include a power driver seat, dual-zone climate control, CD player along with a high-quality Bose sound system available in higher trims. Safety features encompass dual-front airbags, antilock brakes, and stability control system.