Home21NA124 · BUICK, CADILLAC, CHEVROLET, GMC
BUICK, CADILLAC, CHEVROLET, GMC

21NA124

Manufacturer communications

Publication date
2021-05-25
Received by NHTSA
2021-07-06
NHTSA record numbers
10198890 · 10199281

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

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
ChevroletMONTE CARLO2003
ChevroletMONTE CARLO2002
ChevroletMONTE CARLO2001
ChevroletMONTE CARLO2000
ChevroletN3002018
ChevroletN3002016
ChevroletN3002015
ChevroletN3002014
ChevroletN300 MAX2017
ChevroletOPTRA2007
ChevroletOPTRA2006
ChevroletOPTRA2005
ChevroletOPTRA2004
ChevroletORLANDO2017
ChevroletP SERIES2001
ChevroletP SERIES2000
ChevroletPRIZM2002
ChevroletPRIZM2001
ChevroletPRIZM2000
ChevroletS102018
ChevroletS102017
ChevroletS102016
ChevroletS102004
ChevroletS102003
ChevroletS102002
ChevroletS102001
ChevroletS102000
ChevroletSILVERADO 15002021
ChevroletSILVERADO 15002020
ChevroletSILVERADO 15002019

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