Here are Kia Optima lights problems, by model year. The most common Optima lights problems cost $500 to fix & occur at 76,000 miles. Click on a year below.

Worst Lights Problems
low beams dim 2011 Kia Optima
headlights not bright enough/dangerous 2007 Kia Optima
both headlights consistently going out 2020 Kia Optima