![CarComplaints.com Seal Of This Might Hurt](http://cdn2.carcomplaints.com/img/seals/bad.png)
Hyundai TSB #16-AT-004
2012 Hyundai Sonata
Affected Component: POWER TRAIN
- Summary
- 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.