2008 Jeep Wrangler service brakes problems
38 owner complaints filed with NHTSA name the service brakes on the 2008 Jeep Wrangler — 4% of all complaints for this model year.
What owners report
“ABS systems not functioning properly, showing engine code U0121 that states lost communication with ABS module. This is a common occurrence with jeeps and is a safety issue due to the abs system not working properly. Also causes the brakes to randomly engage and disengage.”
filed May 5, 2026
“The ABS computer brake module is bad in my jeep. It needs a replacement. Confirmed by Chrysler Jeep dealership. However, Chrysler does not offer a replacement module. ABS does not work on my vehicle. This is a huge safety issue and is common problem among this year Jeep. Chrysler shouldn’t be…”
filed Sep 25, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Service Brakes, HydraulicCampaign 10V236000 · Jun 3, 2010
- Service Brakes, HydraulicCampaign 08V202000 · May 6, 2008
Related service bulletins
Switch - clutch starter interlock & master cylinder assembly - clutch
107418 · Service Bulletin/Repair Instructions · issued Sep 18, 2025
Service Brakes problems in other Wrangler years
| Year | Reports | Share |
|---|---|---|
| 2025 Wrangler | 2 | 3% |
| 2024 Wrangler | 20 | 3% |
| 2023 Wrangler | 7 | 2% |
| 2022 Wrangler | 13 | 3% |
| 2021 Wrangler | 23 | 3% |
| 2020 Wrangler | 11 | 2% |
| 2019 Wrangler | 24 | 3% |
| 2018 Wrangler | 47 | 3% |
| 2017 Wrangler | 75 | 24% |
| 2016 Wrangler | 115 | 25% |
| 2015 Wrangler | 109 | 24% |
| 2014 Wrangler | 59 | 9% |
Other reported problem areas on the 2008 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.