ECU upgrade ? steering logic improvement
Kia technical service bulletin TSBCHA060_R3 for 2016-2018 Kia Sorento and 2011-2014 Kia Optima.
- Bulletin number
- TSBCHA060_R3
- Component
- Steering
- Summary
- TSB: ECU UPGRADE ? STEERING LOGIC IMPROVEMENT - This bulletin has been revised to include additional information. This bulletin provides information related to the MDPS ECU software upgrade for some 2011-2014MY Optima (QF), produced from August 2, 2010 through July 27, 2014, and 2016-2018MY Sorento (UMa) vehicles, produced from October 27, 2014 through August 22, 2017, which may experience a notchy feel in the steering wheel.
Owners of these vehicles have filed 802 complaints in the steering category.
Vehicles covered
- Kia Sorento 2016-2018 201620172018
- Kia Optima 2011-2014 2011201220132014
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