You will undoubtedly need to have your vehicle serviced throughout its lifetime. Mechanics will perform routine maintenance, with some mandatory procedures along the way. One of these procedures or ...

SMOG checks or emission tests exist due to the U.S. Environmental Protection Agency's (EPA) regulation on passenger vehicles. Each state sets limits of nitrogen oxides (NOx) from emitting past certain ...

Research shows that high temperatures can worsen air pollution, increase ground-level ozone, trap harmful particles in the air, and trigger breathing emergencies. People with existing lung diseases ...

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When my car failed California’s smog test this year, I wandered from one garage to another trying to determine how to bring it into compliance. After speaking with several automotive experts and ...