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August 13, 2018 Service bulletin

Hcu/TCU logic improvement for DTC P1744 (400 mesh equipped transmissions only) - TSB TRA068 closed

Kia technical service bulletin TSBTRA068_CLOSED for 2011-2015 Kia Optima Hybrid.

Bulletin number
TSBTRA068_CLOSED
Component
Electrical system
Summary
Tsb: hcu/tcu logic improvement for dtc p1744 (400 mesh equipped transmissions only) - tsb tra068 closed. Refer to tsb tra079/sa351

Owners of these vehicles have filed 64 complaints in the electrical category.

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