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Service bulletins for the 2011 Kia Optima

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

283 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

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Bulletins, newest first
TSB-0242011-12-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. KIA: INFORMATION HAS BEEN PROVIDED REGARDING THE REPLACEMENT OF THE 12V AUXILIARY BATTERY POSITIVE (+) AND NEGATIVE (-) CABLE TERMINAL ON OPTIMA HYBRID VEHICLES. *PE
TSB-0192011-12-17. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. KIA: INFORMATION HAS BEEN PROVIDED REGARDING THE REPLACEMENT OF THE COOLING FAN RESISTOR WHICH MAY CRACK, ON SOME VEHICLES. *PE
TSB-0832011-10-12. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:ENGINE. KIA: FOR GDI HIGH PRESSURE FUEL SYSTEM, SPECIAL SERVICE INFORMATION AND SPECIFICATIONS ARE PROVIDED. *PE
TSB-0152011-09-26. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. KIA MOTORS: INSTALLING AN ADDITIONAL GROUND CABLE TO THE BATTERY MAY CAUSE SENSOR PROBLEMS. *RM
TSB-0962011-06-28. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE. KIA MOTORS: 2011 OPTIMA. THERE IS A SERVICE ENGINE LIGHT ON AND A TROUBLE CODE STORED DUE TO A SOFTWARE PROBLEM. *RM
TSB-0312011-06-02. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. KIA: PROCEDURE TO ADJUST THE FRONT TOE SETTINGS ON AN OFF-CENTER STEERING WHEEL. *RM
TSB-0882011-06-01. Service bulletin. VEHICLE SPEED CONTROL:SPRINGS; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. KIA: THERE COULD BE A NOISE OPERATION AND UNSATISFACTORY PEDAL FEEL WHICH IS CAUSED BY THE RETURN SPRING IN THE ACCELERATOR PEDAL. 2011 OPTIMA. *RM
PS1722011-05-25. Service bulletin. ELECTRICAL SYSTEM. KIA: ON SOME 2011 OPTIMA MODELS THE MALFUNCTION LIGHT MAY BE ON WITH A STORED TROUBLE CODE. PROBLEM IS WITH THE WASTEGATE ACTUATOR. *RM UPDATED 12/20/11. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.