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Service bulletins for the 2015 Hyundai Sonata

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.

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

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
5NP-B6E2P-102016-10-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AXLE ASSEMBLY. "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET (ERASE) AND RELEARN THE PCM/TCM ADAPTIVE VALUES. AFTER THE FOLLOWING REPAIRS HAVE BEEN COMPLETED, THE PCM/TCM ADAPTIVE VALUES MUST BE RESET IN ORDER TO PROVIDE OPTIMUM SHIFT QUALITY. IF THE PROCEDURE IS NOT PERFORMED, THE TRANSMISSION MAY EXPERIENCE A SHIFT FLARE OR HARSH SHIFT. H REPLACE AUTOMATIC TRANSAXLE OR PCM/TCM H REPROGRAM OR EXCHANGE A PCM/TCM FROM ANOTHER VEHICLE"
5NP-Q7S7E-092016-10-05. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THE SHIFT LEVER ON SOME 6-SPEED VEHICLES MAY INTERMITTENTLY NOT SHIFT OUT OF PARK. THIS BULLETIN PROVIDES THE DIAGNOSTIC PROCEDURES TO CORRECT THIS CONDITION.
5NP-E9K5G-092016-09-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN PROVIDES INFORMATION RELATED TO THE TCU AND HCU SOFTWARE UPDATE FOR CERTAIN 2011~15 SONATA HYBRID (YF-HEV) VEHICLES WITH IMPROVED 100 MESH SOLENOIDS. THESE UPDATES MUST BE PERFORMED FOR THE PART NUMBERS SHOWN BELOW ONLY AFTER THE TRANSMISSION HAS BEEN REPLACED.
5NP-E2D7G-092016-09-29. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THE FOLLOWING VEHICLES ARE EQUIPPED WITH A 6-SPEED AUTOMATIC TRANSMISSION. THE ATF LEVEL MUST BE CHECKED BY THE FOLLOWING PROCEDURE.
16-AT-0042016-07-14. Service bulletin. POWER TRAIN. AUTOMATIC TRANSAXLE (6-SPEED) ATM FLUID LEVEL CHECK Description: The following vehicles are equipped with a 6-speed automatic transmission. The ATF level must be checked by the following procedure: NOTICE Use only ATF meeting the SP-IV specification approved by Hyundai. DO NOT use SP-III or other ATF which may result in degradation of shift quality or transaxle durability.
16-AT-002-12016-07-14. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. TCU & HCU UPDATE – 2011~15 MY SONATA HYBRID (YF HEV) Description: This bulletin provides information related to the TCU and HCU software update for certain 2011~15 Sonata Hybrid (YF-HEV) vehicles with improved 100 mesh solenoids. These updates must be performed for the part numbers shown below only after the transmission has been replaced. If the update is not completed, the transmission may experience a small shift flare or delayed shift.
16-AT-0022016-06-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14-01-0562016-03-31. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14-01-0532016-03-31. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-14-01-0532015-04-04. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. HYUNDAI: PROCEDURE INFORMATION ON THE LEFT FRONT DRIVESHAFT, ON SOME VEHICLES, THAT NEED TO BE INSPECTED AND REPLACE DUE TO PREMATURELY WEARING OF AXLE SPLINES AND IMPROPERLY MANUFACTURED, MODEL 2015 SONATA. *PE

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