Kia Optima oil consumption reports by year
346 NHTSA complaints describe engine burns oil between changes on Kia Optima vehicles. The most reported year is 2016 with 117 reports.
| Year | Reports | Share of narratives | |
|---|---|---|---|
| 2020 Optima | 34 | 23% | |
| 2019 Optima | 30 | 15% | |
| 2018 Optima | 45 | 19% | |
| 2017 Optima | 39 | 15% | |
| 2016 Optima | 117 | 16% | |
| 2015 Optima | 32 | 3% | |
| 2014 Optima | 13 | 2% | |
| 2013 Optima | 25 | 2% | |
| 2011 Optima | 11 | 2% |
Counts come from keyword analysis of complaint narratives — one complaint can describe several symptoms, and classification is approximate. Raw counts favor years that sold in larger numbers.