No Start, Loss or Reduction of Propulsion – DTC P0AFA and/or P0BBE Set – 2011-2015 Chevrolet Volt & 2014-2016 Cadillac ELR

NHTSA ID Number: 10161927

Manufacturer Communication Number: 19NA117

Summary

This informational bulletin provides diagnostic information for a No Start, Loss or Reduction of Propulsion condition, advising the tech to test the battery packs and not just replace the 12 volt battery.

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General Motors Tire Warranty Policies and Procedures for Low Cab Forward Medium Duty Trucks (U.S. Medium Duty Dealers Only) – 2016-2020 Chevrolet Low Cab Forward & Medium Duty Trucks

NHTSA ID Number: 10161930

Manufacturer Communication Number: 16NA331

Summary

This warranty administration bulletin provides the information on General Motors Tire Warranty Policies and Procedures for Low Cab Forward Medium Duty Trucks (US Medium Duty Dealers Only).

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Diagnostic Tip for SES Lamp Illuminated, Excessive Smoke from Tail Pipe, DTC P2002, P226D or P244A Set – 2010-2019 Chevrolet GMC Holden

NHTSA ID Number: 10161931

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.

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Malfunction Indicator Lamp (MIL) and/or Service AWD Displayed on Driver Information Center (DIC), Loss of Power Steering Assist, Dead Battery, ICS Screen Backlighting Powers Up & Momentarily Flashes and/or Loss of Communication on HSLAN DTCs C0800, U0136 Set – 2013-2018 Buick & Chevrolet

NHTSA ID Number: 10161933

Manufacturer Communication Number: 18NA007

Summary

This technical bulletin provides information to replace the RDCM to correct a condition of MIL or Service AWD Light and associated DTCs.

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Malfunction Indicator Lamp Illuminated with DTC P0300 and/or P0299/P2227 Set – 2016-2019 Buick Chevrolet GMC Holden

NHTSA ID Number: 10161934

Manufacturer Communication Number: 18NA020

Summary

This technical bulletin provides a procedure to replace the charge air cooler due to moisture getting inside of it and causing a malfunction indicator lamp illuminated with DTC P0300 and/or P0299/P2227.

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