Home21NA124 · BUICK, CADILLAC, CHEVROLET, GMC
BUICK, CADILLAC, CHEVROLET, GMC

21NA124

Manufacturer communications

Publication date
2021-05-25
Received by NHTSA
2021-07-06
NHTSA record numbers
10198890 · 10199281

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

Manufacturer summary

Original wording in English

This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.

NHTSA manufacturer communications ↗

Reported code forms

P0442P0455

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
BuickENCORE2015
BuickENCORE2014
BuickENCORE2013
BuickENCORE GX2021
BuickENCORE GX2020
BuickENVISION2021
BuickENVISION2020
BuickENVISION2019
BuickENVISION2018
BuickENVISION2017
BuickENVISION2016
BuickLACROSSE2019
BuickLACROSSE2018
BuickLACROSSE2017
BuickLACROSSE2016
BuickLACROSSE2015
BuickLACROSSE2014
BuickLACROSSE2013
BuickLACROSSE2012
BuickLACROSSE2011
BuickLACROSSE2010
BuickLACROSSE2009
BuickLACROSSE2008
BuickLACROSSE2007
BuickLACROSSE2006
BuickLACROSSE2005
BuickLESABRE2006
BuickLESABRE2005
BuickLESABRE2004
BuickLESABRE2003

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