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
GMCACADIA2020
GMCACADIA2019
GMCACADIA2018
GMCACADIA2017
GMCACADIA2016
GMCACADIA2015
GMCACADIA2014
GMCACADIA2013
GMCACADIA2012
GMCACADIA2011
GMCACADIA2010
GMCACADIA2009
GMCACADIA2008
GMCACADIA2007
GMCB SERIES2001
GMCB SERIES2000
GMCB6 MEDIUM DUTY2000
GMCB72002
GMCB72001
GMCB72000
GMCB7 MEDIUM DUTY2000
GMCBLAZER2002
GMCBLAZER2001
GMCBLAZER2000
GMCC SERIES2009
GMCC SERIES2008
GMCC SERIES2007
GMCC SERIES2006
GMCC SERIES2005
GMCC SERIES2004

Data coverage →