What size motor is in a 2003 Chevy trail blazer?

The 2003 Chevy Trailblazer comes with a choice of two engines: a 4.2-liter inline-six engine and a 5.3-liter V8 engine. The inline-six produces about 270 horsepower, while the V8 offers around 290 horsepower. These engines provide a balance of power and efficiency suitable for various driving needs.