California halts diesel truck rules, citing federal delays, with clean air goals at stake. California has suspended its diesel truck regulations and clean air measures due to federal delays in ...

Volvo Trucks has introduced a new generation of its I-Roll technology. The upgrades adds new engine stop/start functionality. Volvo said the technology is a world first in the heavy-duty truck ...

Most modern diesel engines already feature an electric start system. However, older engines often required manual starting methods such as hand cranks, kick-starts, or pull-starts, which could be ...

All modern vehicles rely on a battery system to help get the wheels moving. For most cars with internal combustion engines, these devices are 12-volt batteries. The vehicle depends on the battery to ...

If your lifestyle or profession requires a heavy-duty pickup truck, the odds are favorable that truck will have a diesel powerplant under the hood. Although diesel fuel is currently more expensive ...

California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring cleaner locomotives because the incoming Trump administration is unlikely to allow the state to ...

California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring cleaner locomotives because the incoming Trump administration is unlikely to allow the state to ...

In anticipation of a second Donald Trump administration, which would have likely thwarted their effort to phase out the sales of big diesel trucks, California regulators withdrew waiver and ...