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
ChevroletCOLORADO2006
ChevroletCOLORADO2005
ChevroletCOLORADO2004
ChevroletCONVENTIONAL2003
ChevroletCONVENTIONAL2001
ChevroletCORVETTE2021
ChevroletCORVETTE2020
ChevroletCORVETTE2019
ChevroletCORVETTE2018
ChevroletCORVETTE2017
ChevroletCORVETTE2016
ChevroletCORVETTE2015
ChevroletCORVETTE2014
ChevroletCORVETTE2013
ChevroletCORVETTE2012
ChevroletCORVETTE2011
ChevroletCORVETTE2010
ChevroletCORVETTE2009
ChevroletCORVETTE2008
ChevroletCORVETTE2007
ChevroletCORVETTE2006
ChevroletCORVETTE2005
ChevroletCORVETTE2004
ChevroletCORVETTE2003
ChevroletCORVETTE2002
ChevroletCORVETTE2001
ChevroletCORVETTE2000
ChevroletCRUZE2019
ChevroletCRUZE2018
ChevroletCRUZE2017

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