How do you unclog an ac drain line on a 2011 Kia Sorento?

To unclog the AC drain line on a 2011 Kia Sorento, start by locating the drain line, which is usually found on the passenger side under the vehicle. Use a wet/dry vacuum to suction out any blockage from the drain line. If that doesn't work, you can gently insert a flexible brush or a plumber's snake into the line to dislodge any debris. Finally, flushing the line with a mixture of vinegar and water can help prevent future clogs.