Affected Component: FUEL SYSTEM, GASOLINE

Date Published
JAN 19, 2018
NHTSA TSB #
10129081
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.