4/5AT
The 4/5AT gearbox is fitted to 1 generation(s): Hyundai Sonata.
Common problems and what to check
Gearbox: Hyundai/Kia automatic
- kicks on the 2–3 shift and when braking
- solenoid and clutch pack wear at high mileage
What to check when buying: shift shocks; whether the gearbox software was updated.
Tip: Change the oil every 60k km; adaptation often helps.