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 ...

Other about Mazda 6
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Mazda2 2009 review
The 2011 Mazda2 may very well be the cutest car I've driven to date. Despite its more than adorable look, the Mazda2 and I took a few days to get to know each other. Upon my first drive, I have to ...