Re: 2014 check engine light!?
This tsb was originally for the '13 WK, and then was also applied to the '14, so maybe that date is a bit of a moving target. Good luck.
Mine: 2014 Overland 4x4 V6, ORA II, billet silver/black, Michelin LTX M/S 2's, MaxCare Lifetime, delivered 4-13-'13
Wife's Jeep: 2008 Compass Sport 4x4, 2.4L I4 DOHC, CVT, Lifetime powertrain warranty