If your 2006 Kia Sedona’s sliding door won’t open, it could be because the seal around the interior of the sliding door is stuck to the van’s frame. To get your door open, push the seal from the inside with the handle pulled back. You can press the overhead power button to see if that did the trick.
To prevent this from happening again, you can apply silicone spray lube on the seals occasionally. If that doesn’t resolve it, here are some other possible reasons behind your sliding door woes:
No matter the issue, try resetting your doors using the process outlined in the owner’s manual. If that’s unsuccessful, you’ll need to get your sliding door checked out by a professional mechanic at a Kia dealership.