change the resistor which is usually on the fire wall out and that should fix your issue,
for a walkthrough on it go to , www.autozone.com, sign up for free and you can view the repair man for your car.
RepairPal Certified shops can diagnose and repair your 2005 Kia Sedona. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.