Service bulletins for the 2015 Kia Cadenza
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.
96 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Transmission control module are shown. Show all
| PS056 | 2021-06-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). TCM Upgrade - Shift Logic Improvement |
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| TSBTRA056 | 2017-01-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). TSB: TCM UPGRADE – SHIFT LOGIC IMPROVEMENT - THIS BULLETIN PROVIDES INFORMATION RELATED TO A TCM (TRANSMISSION CONTROL MODULE) SOFTWARE UPGRADE FOR SOME 2014~2015MY CADENZA (VG) VEHICLES, PRODUCED FROM FEBRUARY 11, 2013 THROUGH JULY 11, 2014 AND FROM JULY 14, 2014 THROUGH DECEMBER 12, 2014, TO IMPROVE A TRANSMISSION SHIFT CONCERN THAT MAY BE DESCRIBED AS “HUNTING” AND/OR BUSY SHIFT. TO RESOLVE THE CONCERN, REPROGRAM THE TCM/PCM USING THE GDS/KDS DOWNLOAD AS DESCRIBED IN THIS BULLETIN. FOR CONFIRMATION THAT THE LATEST REFLASH HAS BEEN PERFORMED, VERIFY ROM ID USING THE TABLES IN THIS TSB. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.