Potential controversy alert! Is saving the earth making cars easier to steal? The On-Board Diagnostics (OBD) port is legally ...

A purge valve is a vital component of a vehicle's evaporative emission control (EVAP) system. Its function is to control the flow of fuel vapors from the fuel tank and evaporative canister into the ...

A purge valve is a component in a vehicle's evaporative emission control (EVAP) system. The EVAP system helps prevent fuel vapors from escaping into the atmosphere by capturing and storing them in a ...

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 ...

If you're into diesel trucks, you may already be aware of the fact that a thriving market exists for aftermarket enhancements and modifications. There are various ways to get more horsepower out of ...

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" ...

Robin Smit is the founding Research Director at the Transport Energy/Emission Research (TER) consultancy. Alberto Ayala does not work for, consult, own shares in or receive funding from any company or ...