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
ChevroletTAHOE2014
ChevroletTAHOE2013
ChevroletTAHOE2012
ChevroletTAHOE2011
ChevroletTAHOE2010
ChevroletTAHOE2009
ChevroletTAHOE2008
ChevroletTAHOE2007
ChevroletTAHOE2006
ChevroletTAHOE2005
ChevroletTAHOE2004
ChevroletTAHOE2003
ChevroletTAHOE2002
ChevroletTAHOE2001
ChevroletTAHOE2000
ChevroletTAHOE HYBRID2013
ChevroletTAHOE HYBRID2012
ChevroletTAHOE HYBRID2011
ChevroletTAHOE HYBRID2010
ChevroletTAHOE HYBRID2009
ChevroletTAHOE HYBRID2008
ChevroletTAHOE POLICE PURSUIT2016
ChevroletTAHOE POLICE PURSUIT2015
ChevroletTAHOE POLICE PURSUIT2014
ChevroletTAHOE POLICE PURSUIT2013
ChevroletTAHOE POLICE PURSUIT2012
ChevroletTAHOE POLICE PURSUIT2011
ChevroletTAHOE POLICE PURSUIT2010
ChevroletTOPKICK2002
ChevroletTRACKER2004

Data coverage →