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
BuickENCORE2023
BuickENCORE2022
BuickENCORE2021
BuickENCORE2020
BuickENCORE2019
BuickENCORE2018
BuickENCORE2017
BuickENCORE2016
BuickENCORE2015
BuickENCORE2014
BuickENCORE2013
BuickENCORE GX2023
BuickENCORE GX2022
BuickENCORE GX2021
BuickENCORE GX2020
BuickENVISION2023
BuickENVISION2022
BuickENVISION2021
BuickENVISION2020
BuickENVISION2019
BuickENVISION2018
BuickENVISION2017
BuickENVISION2016
BuickLACROSSE2020
BuickLACROSSE2019
BuickLACROSSE2018
BuickLACROSSE2017
BuickLACROSSE2016
BuickLACROSSE2015
BuickLACROSSE2014

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