See also:

Engine Exhaust (Carbon Monoxide)
WARNING: Do not drive your vehicle if you smell exhaust gas inside the vehicle: Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO), which is colorless, odorless, and poisonou ...

Under the Hood
The 2.3-liter four-cylinder develops 156 hp while the 3.0-liter V-6 turns out 212 hp. Both engines can team with a five-speed manual transmission. A five-speed automatic is available in models equ ...

Mazda3 2009 review
The first-generation Mazda3's viability shows automakers that this is how you do it: Come out with a car that's so competitive when it's new that it's still a good choice years down the line. It a ...