Hyundai TSB #5NP-B9K3N-10
2018 Hyundai Sonata
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
- Summary
- Some Sonata Hybrid (LF HEV) vehicles may experience a small oil leak from the electric oil pump (EOP) seals. If so, follow the Service Procedure in this bulletin to inspect and repair the oil seals between the transmission and EOP. No drivability issues are associated with this condition.