Kia TSB #TB-PS-422
2012 Kia Optima
Affected Component: ELECTRONIC STABILITY CONTROL
- Summary
- KIA: SOME VEHICLES WOULD HESITATE ON HARD ACCELERATION AND ELECTRONIC STABILITY CONTROL (ESC) LIGHT ILLUMINATES; WOULD NEED TO REPLACE HYDRAULIC ELECTRONIC CONTROL UNIT (HECU) WITH LATEST SOFTWARE MODULE. MODEL 2012-13 OPTIMA. *PE