Jeep Wrangler engine and engine cooling problems by year
547 NHTSA owner complaints name the engine and engine cooling across 36 Wrangler model years. The most reported year is 1997 with 109 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2023 Wrangler | 2 | 1% | — | |
| 2022 Wrangler | 2 | 1% | — | |
| 2021 Wrangler | 3 | 0% | — | |
| 2020 Wrangler | 5 | 1% | — | |
| 2019 Wrangler | 5 | 1% | — | |
| 2018 Wrangler | 3 | 0% | — | |
| 2017 Wrangler | 1 | 0% | — | |
| 2016 Wrangler | 5 | 1% | — | |
| 2015 Wrangler | 4 | 1% | — | |
| 2014 Wrangler | 9 | 1% | — | |
| 2013 Wrangler | 4 | 1% | — | |
| 2012 Wrangler | 7 | 1% | — | |
| 2011 Wrangler | 6 | 1% | — | |
| 2010 Wrangler | 15 | 2% | 19,000 mi | |
| 2009 Wrangler | 5 | 1% | — | |
| 2008 Wrangler | 11 | 1% | — | |
| 2007 Wrangler | 28 | 5% | 29,350 mi | |
| 2006 Wrangler | 20 | 3% | 35,000 mi | |
| 2005 Wrangler | 22 | 3% | 50,000 mi | |
| 2004 Wrangler | 9 | 5% | — | |
| 2003 Wrangler | 6 | 6% | — | |
| 2002 Wrangler | 4 | 4% | — | |
| 2001 Wrangler | 21 | 12% | — | |
| 2000 Wrangler | 15 | 6% | — | |
| 1999 Wrangler | 50 | 23% | 55,000 mi | |
| 1998 Wrangler | 53 | 20% | 53,000 mi | |
| 1997 Wrangler | 109 | 27% | 73,000 mi | |
| 1995 Wrangler | 32 | 16% | — | |
| 1994 Wrangler | 25 | 17% | — | |
| 1993 Wrangler | 18 | 17% | — | |
| 1992 Wrangler | 7 | 9% | — | |
| 1991 Wrangler | 12 | 16% | — | |
| 1990 Wrangler | 7 | 9% | — | |
| 1989 Wrangler | 10 | 16% | — | |
| 1988 Wrangler | 7 | 14% | — | |
| 1987 Wrangler | 5 | 13% | — |
Share is the fraction of that year’s complaints naming the engine and engine cooling. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.