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Service bulletins for the 2015 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.

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

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Bulletins, newest first
PS3272017-08-02. Service bulletin. EQUIPMENT; ENGINE. PITSTOP: RESETTING CYLINDER BALANCE ADAPTATION VALUES - When addressing a cylinder balance concern on a vehicle equipped with a 2.4L GDI engine, it is important to note that the DTC may recur after replacement of any faulty component(s) and resetting adaptive values. See this Article for information on resetting cylinder balance adaptation values.
PS3252017-08-02. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. PITSTOP: SLIGHT VARIATION IN THE ?SET? SPEED AFTER SETTING CRUISE CONTROL - A few customers have complained about their vehicle briefly accelerating beyond the set cruising speed and then slowing down to the "set" speed. This Article addresses that concern.
TSB-GEN0692017-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. TSB: UVO eServices (AVN 4.0) ? TECHNOLOGY HIGHLIGHTS - In an effort to better educate and familiarize customers with some of the features in their recently purchased 2015MY Optima (QF) vehicle; Kia Motors America would like all dealership service personnel to be familiar with the technology highlights outlined in this TSB to help maximize owner satisfaction with their new Kia vehicle.
TSB-CLI0242017-08-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TSB: TESTING A/C COMPRESSOR FUNCTION USING GDS - This bulletin provides information on a new procedure to test A/C compressor function using the GDS.
PS3222017-08-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. PIT STOP: DTC P0456 AND CHARCOAL CANISTER LEAKS - When addressing a concern related to a DTC P0456 (Evaporative Emissions System ? Small Leak Detected), and an inspection of the vapor lines, connections and fuel cap reveal no abnormalities, closely inspect the mounting holes of the charcoal canister for visible cracks.
PS3162017-08-02. Service bulletin. ELECTRICAL SYSTEM. PIT STOP: ?HYBRID SYSTEM WARNING!? MESSAGE IN CLUSTER AND MIL-ON WITH DTC P1784 - When diagnosing an Optima Hybrid with a ?Hybrid System Warning!? message (A) in the cluster, the malfunction indicator lamp (MIL) on and DTC P1784 (EOP 3-Phase Wiring Line Open), in either active or in history, check for contact between the Electric Oil Pump (EOP) harness and the oil cooler hose clamp (B). If the harness is visibly damaged from contact (C), repair or replace as needed.
PS3152017-08-02. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. PIT STOP: GDI INJECTOR SPRAY TIP DEPOSITS - A design feature of vehicles equipped with a Gasoline Direct Injection (GDI) system is the placement of each fuel injector directly into the engine cylinder head assembly. Therefore, it is completely normal for the combustion process to create deposits on the injector spray tip surfaces.
TSB-TRA0512017-08-02. Service bulletin. EQUIPMENT:ELECTRICAL. TSB: 6 SPD A/T SOLENOID REPLACEMENT ? DTC P0741 - This bulletin provides information relating to the replacement of the Damper Clutch (D/C) Solenoid on 6-speed automatic transaxles with DTC P0741 (active or history), instead of replacing the transaxle. To reduce vehicle repair time, this procedure can be performed with the transaxle installed in the vehicle.
PS4142017-02-17. Service bulletin. SUSPENSION:FRONT:MACPHERSON STRUT. PITSTOP: DIFFICULTY ASSEMBLING STRUT BEARING/INSULATOR - ON SOME OPTIMA VEHICLES, WHEN REPLACING THE STRUT INSULATOR OR STRUT BEARING WITH NEW PARTS YOU MAY ENCOUNTER DIFFICULTY INSTALLING THE NEW STRUT BEARING INTO PLACE ON THE INSULATOR. THIS CONDITION IS DUE TO A CHANGE IN THE DESIGN OF THE STRUT BEARING (A) WHICH RESULTS IN TIGHTER TOLERANCES BETWEEN THE BEARING AND INSULATOR. REFER TO THE PROCEDURE BELOW FOR MORE INFORMATION.
TSBTRA051R12017-02-17. Service bulletin. POWER TRAIN. TSB: 6 SPD A/T SOLENOID REPLACEMENT – MULTIPLE DTCS - THIS BULLETIN PROVIDES INFORMATION RELATING TO THE REPLACEMENT OF VARIOUS SHIFT SOLENOIDS ON 6-SPEED AUTOMATIC TRANSAXLES WITH DTCS P0741, P0743, P0748, P0753, P0758, P0763, P0768, P0773, P1778 AND P2709. REPLACE THE SOLENOIDS IF CURRENT OR HISTORY CODES ARE PRESENT; DO NOT REPLACE THE TRANSAXLE. TO REDUCE VEHICLE REPAIR TIME, THIS PROCEDURE CAN BE PERFORMED WITH THE TRANSAXLE INSTALLED IN THE VEHICLE. REFER TO KGIS FOR SOLENOID PACK REMOVAL AND REINSTALLATION PROCEDURES FOR THE SPECIFIC YEAR AND MODEL OF THE VEHICLE.
TSBELE0892017-02-17. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TSB: NAVIGATION HEAD UNIT SD CARD REPLACEMENT - THIS BULLETIN DESCRIBES THE SD CARD EXCHANGE/REPLACEMENT PROCEDURE RELATED TO ERROR MESSAGES THAT MAY BE DISPLAYED ON THE NAVIGATION SCREEN WHEN THE INCORRECT SD CARD IS INSERTED. NOTE: ONLY NEW MODELS (DURING PDI INSPECTION OR AT THE POINT OF PURCHASE) OR COMPATIBILITY MISMATCHES THAT OCCUR AFTER HEAD UNIT REPLACEMENT WILL BE CONSIDERED FOR THIS PROGRAM.
PS3872017-02-17. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). PITSTOP: NAVIGATION HEADUNIT AND SD CARD COMPATIBILITY - THIS ARTICLE PROVIDES INFORMATION IN REGARDS TO POSSIBLE COMPATIBILITY ISSUES BETWEEN NAVIGATION HEAD UNITS AND SD CARDS WHEN REPLACING HEAD UNITS FOR MULTIMEDIA ISSUES. IF AFTER REPLACING A NAVIGATION HEAD UNIT THE ORIGINAL SD CARD DOES NOT OPERATE CORRECTLY, FOLLOW THE STEPS BELOW TO DIAGNOSE THE ISSUE:
PS365R12017-02-17. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. PITSTOP: BLUETOOTH® ISSUES AFTER IPHONE® IOS 8 SOFTWARE UPDATE - THIS ARTICLE PROVIDES INFORMATION RELATED TO POSSIBLE BLUETOOTH CONCERNS WHEN USING AN IPHONE® WITH IOS 8.X (IOS 8, 8.0.1, 8.0.2, 8.1, 8.1.2, 8.1.3, ETC.) WHILE PAIRED TO A HEAD UNIT.
PS3922017-02-17. Service bulletin. ENGINE. PITSTOP: INTERMITTENT ‘NO START’ IN COLD TEMPERATURES WITH “CHECK BSD SYSTEM” MESSAGE ON CLUSTER - ON SOME OPTIMA (QF) VEHICLES, A CUSTOMER MAY EXPERIENCE AN INTERMITTENT ‘NO START’ CONCERN, ON COLD START-UP AND IN COOLER TEMPERATURES. THIS CONCERN MAY ALSO BE ACCOMPANIED BY A COMPLAINT OF THE “CHECK BSD SYSTEM” MESSAGE (A) APPEARING ON THE INSTRUMENT CLUSTER (FOR VEHICLES EQUIPPED WITH BLIND SPOT DETECTION (BSD) SYSTEM) ALONG WITH A LACK OF PARK (P) INDICATION IN THE CLUSTER (B). THIS CONCERN MAY BE RELATED TO AN INTERNAL CONNECTION/CONTACT CONCERN IN THE INHIBITOR SWITCH (C) AND WILL BE DIFFICULT TO DUPLICATE IN A WARM SHOP ENVIRONMENT.
TSB CHA0672017-02-16. Service bulletin. SERVICE BRAKES, ELECTRIC; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN PROVIDES INFORMATION RELATED TO AN IBAU (INTEGRATED BRAKE ACTUATION UNIT) SOFTWARE UPGRADE FOR SOME 2014-2016 MY OPTIMA HYBRID (TF HEV) VEHICLES, PRODUCED FROM DECEMBER 2, 2013 THROUGH JULY 22, 2015, WHICH MAY EXHIBIT A MALFUNCTION INDICATOR LIGHT (MIL) ON WITH DTC C1356 AND NO DRIVABILITY CONCERNS. TO RESOLVE THE CONCERN, REPROGRAM THE IBAU USING THE GDS/KDS DOWNLOAD, AS DESCRIBED IN THIS BULLETIN.
SC135QA2017-02-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Q AND A (SC135/WTY009) - EVAPORATIVE CANISTER VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM
SC135OWNER2017-02-08. Service bulletin. ENGINE. OWNER NOTIFICATION LETTER (SC135) - DEAR KIA OWNER, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM REGARDING THE EVAPORATIVE CANISTER IN YOUR VEHICLE.
SC135DEALERPSM2017-02-08. Service bulletin. ENGINE; EQUIPMENT. DEALER PARTS & SERVICE MANAGER MEMO (SC135) - ATTENTION: ALL DEALER PARTS AND SERVICE MANAGERS, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM TO INSPECT THE EVAPORATIVE CANISTER. KIA HAS DETERMINED THAT THE FOLLOWING KIA VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN STATES WHERE HEAVY AMOUNTS OF ROAD SALT ARE USED, MAY EXHIBIT AN EVAPORATIVE CANISTER LEAK DUE TO PROLONGED EXPOSURE TO ROAD SALT
SC135DEALERP2017-02-08. Service bulletin. EQUIPMENT; ENGINE. DEALER PRINCIPAL MEMO (SC135) - ATTENTION: ALL DEALER PRINCIPALS, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM TO INSPECT THE EVAPORATIVE CANISTER. KIA HAS DETERMINED THAT THE FOLLOWING KIA VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN STATES WHERE HEAVY AMOUNTS OF ROAD SALT ARE USED, MAY EXHIBIT AN EVAPORATIVE CANISTER LEAK DUE TO PROLONGED EXPOSURE TO ROAD SALT
PS4642017-02-08. Service bulletin. LANE DEPARTURE: BLIND SPOT DETECTION; ELECTRICAL SYSTEM. PITSTOP: NO COMMUNICATION WITH BLIND SPOT DETECTION AFTER COLLISION REPAIRS - THIS PITSTOP PROVIDES INFORMATION RELATING TO 2014-2015MY OPTIMA (QF) VEHICLES WITH BLIND SPOT DETECTION (BSD), WHICH MAY EXHIBIT A “CHECK BSD SYSTEM” MESSAGE AND NO COMMUNICATION WITH THE BSD SYSTEM AFTER COLLISION REPAIRS. THIS CONCERN IS COMMONLY CAUSED BY THE REAR BUMPER HARNESS INSTALLED BACKWARDS.
PS4652017-02-08. Service bulletin. EQUIPMENT; LANE DEPARTURE: BLIND SPOT DETECTION; ELECTRICAL SYSTEM. PITSTOP: RECALIBRATION OF BLIND SPOT DETECTION AFTER COLLISION REPAIRS - THIS PITSTOP PROVIDES INFORMATION RELATING TO SOME VEHICLES EQUIPPED WITH BLIND SPOT DETECTION (BSD), WHICH MAY EXHIBIT A “CHECK BSD SYSTEM” MESSAGE WITH DTCS: C270254 AND C270354: C270254: CONTROL MODULE MASTER MISSING CALIBRATION / C270354: CONTROL MODULE SLAVE MISSING CALIBRATION
PS266R12017-02-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PITSTOP: HVAC RECEIVER/DRYER - DESICCANT REPLACEMENT - IN THE EVENT OF A HVAC SYSTEM CONCERN IN WHICH METAL PARTICLES OR SHARDS HAVE CONTAMINATED THE SYSTEM, THE DESICCANT OR THE ENTIRE A/C RECEIVER/DRYER ASSEMBLY MAY NEED TO BE REPLACED. THIS IS DUE TO THE FACT THAT IT MAY BE IMPOSSIBLE TO REMOVE ALL METAL CONTAMINANTS FROM THE RECEIVER/DRYER DURING THE A/C FLUSHING PROCEDURE. REFER TO THE INCLUDED TABLE FOR DETAILED INFORMATION ON COMPONENT REPLACEMENT BY MODEL. IF YOU SUSPECT A PLUGGED EXPANSION VALVE, THE INLET SCREENS CAN BE CLEANED. IF THE VALVE IS NOT EQUIPPED WITH AN INLET SCREEN AND IS RESTRICTED, THE EXPANSION VALVE MAY ALSO NEED TO BE REPLACED.
PS4572017-02-08. Service bulletin. SERVICE BRAKES; EQUIPMENT. PITSTOP: VARIANT CODING INTEGRATED BRAKE ACTUATION UNITS (IBAU) - WHEN REPLACING THE INTEGRATED BRAKE ACTUATION UNIT, IT IS NECESSARY TO PERFORM VARIANT CODING OF THE NEW MODULE. FOR ADDITIONAL INFORMATION RELATED TO VARIANT CODING CLICK THE VARIANT CODES LINK ON THE KGIS HOME PAGE. (SEE PAGE 2 FOR SAMPLE SCREEN SHOT.)
TSBSC1352017-02-08. Service bulletin. EQUIPMENT; ENGINE. TSB: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: EVAPORATIVE CANISTER INSPECTION AND/OR REPLACEMENT (SC135) - THIS BULLETIN PROVIDES INFORMATION TO INSPECT AND/OR REPLACE THE EVAPORATIVE CANISTER ASSEMBLY ON SOME OPTIMA (TF) VEHICLES, PRODUCED FROM SEPTEMBER 2, 2010 THROUGH NOVEMBER 29, 2014, SOME OPTIMA HYBRID (TF HEV) VEHICLES, PRODUCED FROM FEBRUARY 15, 2011 THROUGH NOVEMBER 29, 2014, SOME RONDO (UN) VEHICLES, PRODUCED FROM APRIL 1, 2009 THROUGH JULY 30, 2010, AND SOME SEDONA (VQ) VEHICLES, PRODUCED FROM APRIL 1, 2009 THROUGH JUNE 17, 2014. THE SUBJECT VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN ONE OF TWENTY-EIGHT (28) SALT BELT STATES MAY EXPERIENCE A LEAK DETECTION WARNING OF THE EVAPORATIVE EMISSION SYSTEMS, ALONG WITH DTC(S) P0442 OR P0455. FOR VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN ONE OF THE TWENTY-EIGHT (28) SALT BELT STATES, (AK, CT, DC, DE, IA, IL, IN, MA, MD, ME, MI, MN, MO, NH, NJ, NY, OH, PA, RI, VT, WI, WV, KS, KY, NE, ND, SD AND UT), THE EVAPORATIVE CANISTER WILL BE INSPECTED, AND IF NO LEAK IS FOUND, THE MOUNTING BRACKET WILL BE REPLACED WITH A NEW IMPROVED PART. IF A CRACK IN THE EVAPORATIVE CANISTER IS FOUND, THE CANISTER WILL BE REPLACED WITH A NEW IMPROVED PART. BEFORE CONDUCTING THE PROCEDURE, VERIFY THE VEHICLE IS INCLUDED IN THE LIST OF AFFECTED VINS. FOR VEHICLES IN OTHER STATES, KIA IS EXTENDING THE WARRANTY ON THE EVAPORATIVE CANISTER FROM 5 YEARS/60,000 MILES TO 10 YEARS/120,000 MILES, WHICHEVER OCCURS FIRST STARTING FROM THE DATE OF FIRST SERVICE. FOLLOW THE PROCEDURES OUTLINED IN THIS BULLETIN TO RESOLVE THE CONCERN.
TSBTRA0492017-02-03. Service bulletin. POWER TRAIN. TSB: 6-SPEED A/T TRANSMISSION ADAPTIVE VALUES RESET/RELEARN - THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET AND RELEARN THE ADAPTIVE VALUES AFTER TRANSMISSION REPLACEMENT OR REPROGRAMMING/REPLACEMENT OF THE ECM/PCM.

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