Higher Than Expected Oil Consumption at 8600 GVW and Above – 2000-2022 Chevrolet GMC HUMMER

2019 Chevrolet Silverado

NHTSA ID Number: 10219277 Manufacturer Communication Number: 03-06-01-023F Summary This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.   Information on Engine Oil Consumption Guidelines All engines require oil to lubricate and protect the load bearing and internal moving parts from wear including cylinder walls, pistons and piston rings. … Read more

Duramax Diesel Airflow Leak Equivalency Ratio Or Induction System Leak Indication And P0101 – 2007-2016 Chevrolet & GMC

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10114998 Manufacturer Communication Number: PIP4932D Summary This Preliminary Information communication provides information to the technician about vehicles with Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0101. Technician should follow published Service Information diagnostics for any Diagnostic Trouble Codes that are set. If during diagnosis the tech has found that … Read more

Clean Exhaust Filter See Owners Manual Now, Cleaning Exhaust Filter Keep Driving Until Message is Cleared or Diesel Partic Filter is Full Continue Driving Displayed on DIC, DTC P2463 May Be Set – 2007-2023 Chevrolet & GMC

2018 Chevrolet Silverado

NHTSA ID Number: 10222773 Manufacturer Communication Number: 10-06-05-002K Summary This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.   Depending on the Model, Model Year of the vehicle and the Diesel Engine, one of … Read more

EN-48974 – EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber – 2002-2016 Chevrolet & GMC

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10201100 Manufacturer Communication Number: 08-06-04-003D   Summary New Tool Availability – EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber     133 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET C4500 2004-2009 CHEVROLET C5500 2004-2008 CHEVROLET EXPRESS 2006-2016 CHEVROLET SILVERADO 1500 2002-2016 CHEVROLET SILVERADO … Read more

IPC Odometer Programming Method Quick Reference Guide – 2019 and Prior GM Passenger Cars and Trucks

2019 Chevrolet Corvette

NHTSA ID Number: 10158861 Manufacturer Communication Number: 070849020P   Summary This informational bulletin provides information for the IPC odometer programming method quick reference guide.     677 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK CENTURY 2003-2005 BUICK ENCLAVE 2008-2019 BUICK ENCORE 2013-2019 BUICK ENVISION 2016-2019 BUICK LACROSSE 2005-2019 BUICK LESABRE 2003-2005 BUICK LUCERNE 2006-2011 … Read more