The P0443 code indicates that your vehicle’s engine control module (ECM) has detected that there is an electrical malfunction ...

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 ...

Navistar’s new International S13 Integrated Powertrain, designed in close collaboration with the Traton Group for the North American market, is the last internal combustion engine powertrain the ...

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 ...

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 ...

Volvo Trucks’ CARB 24-compliant engine features an advanced emission control system integrated with a fully serviceable linear exhaust aftertreatment system. Volvo Trucks North America has announced ...

Volvo on Thursday added a third D13 engine model to its product line, the newest one compliant with California Air Resources Board (CARB) 2024 Omnibus regulation requirements for low nitrogen oxide ...

For our industry, the year 2027 means meeting lower NOx standards while using less fuel. Under old diesel design rules, this would be quite problematic because NOx forms at the high cylinder ...

The Environmental Protection Agency announced it is taking actions to ease the frustration and disruptions around sudden “derates” of diesel engines when they run out of diesel exhaust fluid or have a ...