If you've ever seen a port by your car's dashboard that can't charge your phone or provide auxiliary power from your vehicle's battery, there's a good chance that it is an OBD (On-Board ...

What Your Check Engine Light Means When your check engine light turns on, one or more onboard diagnostic trouble codes are ...

If you're a fan of diesel-powered trucks, chances are you've heard of Cummins engines. Although Cummins engines can be found ...

The aftertreatment system within a heavy-duty vehicle reduces the engine’s harmful emissions by cleaning the exhaust gases.