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 CHEVROLET SILVERADO 1500 2011-2016 CHEVROLET SILVERADO 2500 2011-2016 CHEVROLET SILVERADO 3500 2011-2016 GMC SIERRA 1500 2011-2016 GMC SIERRA 2500 ... Read more

The post Filling the Cooling System, Diagnosing and Replacing Leaking Cylinder Head Gaskets on a 6.6 Duramax Diesel – 2011-2016 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10111705 Manufacturer Communication Number: PIP4912E   Summary This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. If a technician has duplicated, or the customer description aligns with the speeds mentioned in the idle speed description tables, the idle speed should be considered a normal characteristic ... Read more

The post Duramax Intermittent High Idle Or Elevated Idle Descriptions – 2010-2016 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc

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

The post Duramax Diesel Airflow Leak Equivalency Ratio Or Induction System Leak Indication And P0101 – 2007-2016 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10126345 Manufacturer Communication Number: PI1214B   Summary This preliminary informational bulletin provides service personnel with a guide to determine which SI documents and scan tool parameters to reference when encountering an: Exhaust Fluid Quality Poor message displayed, and a Reductant Fluid Quality Test status that will Pass, Time Out, Fail or Interrupt and other ... Read more

The post Exhaust Fluid Quality Poor Message Displayed, Reductant Fluid Quality Test Status will Pass, Time Out, Fail or Interrupt – 2010-2016 Chevrolet & GMC with Duramax Diesel 6.6L Engine first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10127197 Manufacturer Communication Number: PIP4836A Summary This Preliminary Information communication provides information to the technician about vehicle that have an oil leak that appears to be from the flywheel housing cover sealing surface. The technician will need to check the for leaks at the turbo charger oil feed hole as well as for damage ... Read more

The post Rear Of Engine Oil Leak – 2015 Chevrolet & GMC 6.6L Duramax Diesel first appeard on GM - OEMDTC and is written by oemdtc