General Motors has issued a service update for certain units of the refreshed GMC Sierra 1500 pickup equipped with the 3.0L I6 LZ0 turbodiesel Duramax engine and non-ETRS transmission due to a problem ...

General Motors has issued a service update for certain units of the refreshed Chevy Silverado 1500 pickup equipped with the 3.0L I6 LZ0 turbodiesel Duramax engine and non-ETRS transmission due to a ...

General Motors's Active Fuel Management (AFM) technology utilizes hydraulic valves, solenoids, and advanced software to shut down half of the cylinders in a V8 or V6 engine to save fuel. The system ...