2021 Jeep Wrangler Fuel System Problems
NHTSA lists 135 Fuel System complaints for the 2021 Jeep Wrangler, 14% of that year's 934 total complaints, with 5 fires reported and a median failure mileage of 33,000 miles. A related recall (23V263000) covers high pressure fuel pump failure on 3.0L diesel models.
- Fuel System complaints
- 135
- 14% of 934
- Crashes reported
- 1
- Fires reported
- 5
- Injuries reported
- 0
- Median mileage
- 33,000 mi
- Related recalls
- 1
Typical fuel system symptoms owners report
- Owners report fuel leaks near hot engine components, producing smoke and, in some cases, fire.
- Some vehicles caught fire while parked, with owners describing total losses and damage to surrounding structures.
- Diesel-equipped Wranglers reported diesel fuel leaking and smoking after contact with hot engine parts.
- Some drivers reported sudden loss of acceleration or a 'Service Electric Throttle Control' warning while driving at highway speed.
- 4xe hybrid owners reported a 'Service Hybrid System' fault with a full fuel tank, followed by the vehicle failing to restart.
When 2021 Jeep Wrangler fuel system complaints were filed
First complaint Aug 3, 2021, latest Sep 23, 2026.
Fuel System recalls for the 2021 Jeep Wrangler
- NHTSA 23V263000Apr 13, 2023Fuel System45,832 vehicles
Fuel system, diesel:delivery:fuel pump
Chrysler (FCA US, LLC) is recalling certain 2021-2023 Jeep Wrangler, Gladiator, and 2022-2023 Ram 1500 vehicles equipped with a 3.0L diesel engine. The high pressure fuel pump (HPFP) may fail.
Risk: Fuel pump failure can result in an engine stall, increasing the risk of a crash.
Remedy: Dealers will replace the HPFP and replace additional fuel system components, as necessary, free of charge. Owner notification letters were mailed October 17, 2023. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is 01A.
Fuel System complaints by Wrangler model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many fuel system complaints does the 2021 Jeep Wrangler have?
- NHTSA lists 135 Fuel System complaints for the 2021 Jeep Wrangler, which is 14% of the 934 total complaints filed for that model year.
- Is there a fuel system recall for the 2021 Jeep Wrangler?
- Yes. Recall campaign 23V263000, reported April 13, 2023, covers 2021-2023 Jeep Wrangler and Gladiator and 2022-2023 Ram 1500 vehicles with the 3.0L diesel engine, where the high pressure fuel pump may fail. Dealers replace the HPFP and related fuel system components free of charge.
- Did the 2021 Jeep Wrangler fuel system issue cause fires?
- NHTSA data shows 5 fires and 1 crash reported among the 135 fuel system complaints for the 2021 Jeep Wrangler, with 0 injuries recorded.
- At what mileage do 2021 Jeep Wrangler fuel system problems usually appear?
- The median mileage at failure reported to NHTSA for this fuel system issue is 33,000 miles.
- How does 2021 compare to other Wrangler years for fuel system complaints?
- The 2021 Wrangler's 14% share of complaints tied to fuel system issues is higher than most years between 2012 and 2020, but lower than 2010's 33% and 2025's 32% share.