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
BuickRENDEZVOUS2002
BuickRENDEZVOUS2001
BuickRENDEZVOUS2000
BuickRIVIERA2000
BuickSKYLARK2000
BuickTERRAZA2008
BuickTERRAZA2007
BuickTERRAZA2006
BuickTERRAZA2005
BuickVERANO2017
BuickVERANO2016
BuickVERANO2015
BuickVERANO2014
BuickVERANO2013
BuickVERANO2012
CadillacATS2019
CadillacATS2018
CadillacATS2017
CadillacATS2016
CadillacATS2015
CadillacATS2014
CadillacATS2013
CadillacATS-V2018
CadillacATS-V2017
CadillacATS-V2016
CadillacATS-V2015
CadillacCATERA2003
CadillacCATERA2002
CadillacCATERA2001
CadillacCATERA2000

Data coverage →