Diesel exhaust fluid (DEF) is nothing new. GM’s Duramax-powered Chevrolet Silverado and GMC Sierra 2500HD and 3500HD pickups have had used the stuff since 2011. So has Ford’s F-Series Super Duty.

Opting for a Duramax diesel engine in a new GM SUV or truck is a great choice for those customers that want both torque and efficiency, and now, GM is detailing a few simple maintenance tips to keep ...

General Motors' LBZ Duramax Engine is one of the most reliable engines ever built. Over the years, the LBZ and other Duramax engines have carved out a reputation for durability, reliability, and long ...