This case highlights how tightly emissions compliance is tied to the software and hardware in a modern vehicle, and why you ...

As the global focus on climate change intensifies, emissions regulations are becoming a pivotal force in shaping the future ...

Catalytic converters are an important part of your car's functioning exhaust system. Here's how they work and why their parts ...

Inrecent years, independent research has helped clear up many myths within the Pontiac hobby. One area, however, that still remains shrouded in mystery is the midyear emissions system change that ...

In addition to indicating a possible problem, smoke from the tailpipe means dirty emissions. Most states and some municipalities mandate periodic tailpipe-emissions testing. If your car is emitting ...

Mazda has a neat idea for what is basically a CO2 diaper that could be part of combustion-engine exhaust systems.

Mazda’s mobile carbon capture device already shows promising results, and is ready to be integrated into future models.

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

OLYMPIA -- Washington is likely to join California and six other states in adopting tighter vehicle emissions standards, despite protests from auto dealers. The proposal, which is drawing strong ...