1999 Jeep Wrangler power train problems
20 owner complaints filed with NHTSA name the power train on the 1999 Jeep Wrangler — 9% of all complaints for this model year.
What owners report
“I have a 1999 jeep wrangler sahara v.6. 5 speed manual transmission. My jeep is in great shape however I started having steering problems. I noticed around the apex on both sides the frame had rusted away. I had it a new piece welded in place and it was working great. Then I noticed my transmission…”
filed Jun 19, 2014
“Driving my 1999 jeep wrangler sport 4.0 l6 5-speed manual at appx. 65 mph a slight vibration came from the gas pedal. I pulled over, after crawling under the vehicle I found the front drive shaft loose at the joint connecting to my stock np231j transfer case. Figuring it was just a worn u-joint I…”
filed Jul 1, 2012
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Wrangler years
| Year | Reports | Share |
|---|---|---|
| 2025 Wrangler | 10 | 17% |
| 2024 Wrangler | 162 | 25% |
| 2023 Wrangler | 46 | 14% |
| 2022 Wrangler | 57 | 15% |
| 2021 Wrangler | 137 | 15% |
| 2020 Wrangler | 46 | 8% |
| 2019 Wrangler | 77 | 11% |
| 2018 Wrangler | 170 | 9% |
| 2017 Wrangler | 50 | 16% |
| 2016 Wrangler | 73 | 16% |
| 2015 Wrangler | 51 | 11% |
| 2014 Wrangler | 88 | 14% |
Other reported problem areas on the 1999 Jeep Wrangler
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.