RepairPal Certified shops can diagnose and repair your 2003 Kia Sedona. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
I think it's Kia/hyundai SP3. Check your owner's manual if you have one or with the dealer to be sure. So many ATFs are very similar and almost any will work but can cause long term problems.