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 the past two months we've covered most of the emission systems that have appeared on recent automobiles. This month we'll conclude our discussion of these systems with those devices designed to ...

In a bold stride towards a greener future, Mazda is developing an innovative emissions recapture system. This groundbreaking ...

If these were to be re-flashed or swapped out for different modules, it could negatively change the car's emissions footprint ...

Not ready to jump into a hybrid or electric car? Here’s everything you need to know about partial zero emission vehicles Rear view of a partial zero emissions vehicle, a gray Subaru Outback. A partial ...

Ram will recall more than 600,000 heavy-duty pickup trucks to reprogram their emissions-control systems after it was discovered that the trucks contain software that allowed them to emit more than the ...

Hondas are known for their reliability, but like any other complex machine, they can run into the occasional issue. One of these is the dreaded "Check Emission System" or "Emissions System Problem" ...

Modern vehicles and the internal combustion engines that power them — well, most of them, that is — have come a long way in recent decades. From inefficient carburetor systems to fuel injection and, ...

Colorado has approved new rules aimed at improving the state's air quality by accelerating the number of non-gas powered vehicles available to new car buyers in the coming decade. The Colorado Air ...

Car manufacturers made a choice that they would “rather cheat than comply with the law” over vehicle emissions, the High Court has heard. It comes as around 1.6 million motorists are taking legal ...