Home21-NA-124 · BUICK, CADILLAC, CHEVROLET, GEO, GMC
BUICK, CADILLAC, CHEVROLET, GEO, GMC

21-NA-124

Manufacturer communications

Publication date
2022-12-14
Received by NHTSA
2023-01-06
NHTSA record numbers
10228888

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
ChevroletIMPALA2016
ChevroletIMPALA2015
ChevroletIMPALA2014
ChevroletIMPALA2013
ChevroletIMPALA2012
ChevroletIMPALA2011
ChevroletIMPALA2010
ChevroletIMPALA2009
ChevroletIMPALA2008
ChevroletIMPALA2007
ChevroletIMPALA2006
ChevroletIMPALA2005
ChevroletIMPALA2004
ChevroletIMPALA2003
ChevroletIMPALA2002
ChevroletIMPALA2001
ChevroletIMPALA2000
ChevroletIMPALA (GMX 211)2006
ChevroletINCOMPLETE/CUTAWAY C32005
ChevroletINCOMPLETE/CUTAWAY C32004
ChevroletINCOMPLETE/CUTAWAY C32003
ChevroletINCOMPLETE/CUTAWAY C32002
ChevroletINCOMPLETE/CUTAWAY C32001
ChevroletINCOMPLETE/CUTAWAY C32000
ChevroletJIMMY2002
ChevroletJIMMY2001
ChevroletJIMMY2000
ChevroletL SERIES2002
ChevroletL SERIES2001
ChevroletL SERIES2000

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