Chevrolet TSB #PIP5493E
2018 Chevrolet Colorado
Affected Component: FUEL SYSTEM, GASOLINE
- 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.