Have you got white smoke pouring from your exhaust? Is it just on start-up, or does it happen while you're accelerating with a fully warmed-up engine? Should you be concerned, and how much will it ...

General Motors released the new 3.0L I6 LZ0 turbodiesel Duramax engine in conjunction with the launch of the 2023 Chevy Silverado 1500 and 2023 GMC Sierra 1500, offering more power and torque than ...

In the world of heavy-duty pickups, competition under the hood is fierce, with major brands like Duramax ... One of these systems, the exhaust gas recirculation (EGR), grabs exhaust gas and ...