TSB Document:

• CSC-10053945-7160.pdf
• SB-10053945-2286.pdf

Affected Component: ENGINE (PWS)

Summary

BUICK: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. HEATED OXYGEN SENSOR WAS INSTALLED, INCORRECTLY, AT TIME OF MANUFACTURED AND WILL AFFECT EMISSIONS OR DRIVEABILITY OVER LONG TERM, FOR SOME VEHICLES. MODEL 2013 ENCORE. *PE

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