Affected Component: ELECTRICAL SYSTEM

Date Published
OCT 30, 2017
NHTSA TSB #
10123289
TSB Document
Summary
This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017. Changes to Preliminary informationinclude adding MY2018, advising of calibration for previous investigation and adding pictures to identify concern.