Diagnostic Tip for SES Lamp Illuminated, Excessive Smoke from Tail Pipe, DTC P2002, P226D or P244A Set – 2010-2021 Chevrolet GMC Holden

2019 Chevrolet Silverado

NHTSA ID Number: 10183132 Manufacturer Communication Number: 16NA380   Summary This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.     SEOCONTENT-START Service Bulletin Bulletin No.: 16-NA-380 Date: November, 2020 INFORMATION Subject: Diagnostic Tip for Malfunction Indicator Lamp (MIL) … Read more

Clock Shows Dashes And Cannot Be Set After Battery Disconnect – 2004-2012 Cadillac Chevrolet GMC Hummer Pontiac Saab

2012 Chevrolet Corvette

NHTSA ID Number: 10162113 Manufacturer Communication Number: PIT5652E Summary This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time.   Dealer technicians are advised of a temporary proicedure to get the clock to display until Engineering has developed the permanent repair.  The listed Cadillac, Pontiac, and … Read more

SES Light With A P2097 Or P2099 – 2004-2019 Buick Cadillac Chevrolet GMC Pontiac Saturn

2019 Buick Enclave

NHTSA ID Number: 10162138 Manufacturer Communication Number: PIP4964D Summary This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician … Read more

Information Assistance for HFV6 Re-Manufactured Engine Misfire Diagnosis – 2007-2020 Buick Cadillac Chevrolet GMC Pontiac Saturn

2019 Buick Enclave

NHTSA ID Number: 10178312 Manufacturer Communication Number: PIP5528E   Summary This Preliminary information communicates the repair recommendations for misfire and DTC’s immediately following HFV6 re-manufactured engines replacement.   147 Affected Products Vehicles MAKE MODEL YEAR BUICK ALLURE 2006-2009 BUICK ENCLAVE 2008-2020 BUICK LACROSSE 2007-2016 CADILLAC ATS 2013-2015 CADILLAC CTS 2007-2016 CADILLAC SRX 2007-2016 CADILLAC STS 2007-2011 CADILLAC XTS 2013-2019 … Read more

Procedure For Attaching GDS2 Session Logs To Technical Assistance Cases Using Dealer Case Management – GM

2019 Chevrolet Corvette ZR1

NHTSA ID Number: 10201281 Manufacturer Communication Number: PIP5632E   Summary This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on … Read more