TSB: A/C EVAPORATOR FREEZE-UP DURING EXTENDED DRIVE - This bulletin provides the procedure to replace the evaporator temperature sensor of some 2011-2014MY Optima (TF/QF) and 2011-2013MY Sorento (XMa) vehicles ONLY (see production dates on Page 3), which may experience freezing of condensation on the evaporator core and the following A/C performance related concerns below. Do NOT refer to this bulletin or the resistance specifications listed in this bulletin for ANY other models.
