Filling the Cooling System, Diagnosing and Replacing Leaking Cylinder Head Gaskets on a 6.6 Duramax Diesel – 2011-2016 Chevrolet & GMC

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10088863 Manufacturer Communication Number: 16-NA-204   Summary THIS INFORMATIONAL BULLETIN IS A SUPPLEMENT TO THE DURAMAX DIESEL COOLANT SYSTEM FILL AND HEAD GASKET REPLACEMENT PROCEDURE FOUND IN THE SERVICE INFORMATION.   42 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2011-2016 CHEVROLET SILVERADO 2500 2011-2016 CHEVROLET SILVERADO 3500 2011-2016 GMC SIERRA 1500 2011-2016 … Read more

Information on Higher Than Expected Oil Consumption – 2001-2016 Chevrolet GMC with 6.6L Duramax

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10137617 Manufacturer Communication Number: 02-06-01-027D   Summary This informational bulletin provides information on higher then expected oil consumption.   Information on Engine Oil Consumption Guidelines for the 6.6L Duramax Diesel Engine All engines require oil to lubricate and protect the load bearing and internal moving parts from wear including cylinder walls, pistons and piston … Read more