Which parts fail
Components named in complaints (fuel pump, injectors, fuel tank, hybrid and EV propulsion).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2021 Jeep Wrangler owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2021 Jeep Wrangler. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) however, the part to do the recall repair was unavailable. The contact stated while driving approximately 25 MPH, the vehicle stalled. The contact stated that the power steering and braking functionality were inoperable. The contact stated that the vehicle had stalled at an intersection. The contact attempted several times to restart the vehicle however, the vehicle failed to restart. The contact had the vehicle towed to an independent mechanic who diagnosed the vehicle and determined that the high-pressure fuel pump had failed and needed to be replaced. The mechanic informed the contact that the VIN was included in NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) and referred the contact to a dealer. …
July 2024 - driving over 40 mph the Rubicon on a busy two-lane highway with my [redacted] and lost all acceleration. Interior warning lights started flashing with the warning, "Service Electric Throttle Control." As this was up hill, there I nearly started going backwards and two vehicles swerved around me as I was able to pull over. As cars honked that drove by, I turned the vehicle off which was at this point, making a rattling/wobbling noise. I turned the vehicle back on and off at least three times, with hybrid vehicle working. As I was two miles from home, I was able to get back with the vehicle dropping acceleration (with no horsepower and no ability to go on gas mode) twice until I rolled back in basically neutral. We called USAA to have the vehicle immediately towed to Jeep Rairdon in Kirkland, WA. …
The contact owns a 2021 Jeep Wrangler. The contact stated that on various occasions, the vehicle was intermittently stalling while driving from a stop signal. No warning lights were illuminated. The vehicle was taken to a local dealer, where it was diagnosed that the high-pressure fuel pump (HPFP) needed to be replaced; however, the part for the repair was on backorder. The vehicle was not repaired. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The approximate failure mileage was 15,000. VIN tool confirms parts not available.
The contact owns a 2021 Jeep Wrangler. The contact stated while stationary at a traffic light, multiple warning lights were illuminated and the vehicle failed to shift out of park(P). The contact stated that a Police Officer assisted in manually moving the vehicle out of the street. The vehicle was not drivable. The contact towed the vehicle to a local dealer but was informed that the location did not have an employee to service the vehicle. The contact then towed the vehicle to Garden City Jeep Chrysler Dodge Ram (283 N Franklin St, Hempstead, NY 11550:[phone]) where it was diagnosed with needing the hybrid battery replaced. The vehicle was repaired but failed to fix the vehicle. The manufacturer had been informed of the failure. The failure mileage was approximately 6,700.
The contact owns a 2021 Jeep Wrangler. The contact stated that while driving 40 MPH, the vehicle lost motive power. The contact was able to turn onto a side street and pull over to the side of the road. The vehicle was towed to a dealer, where it was diagnosed and determined that there was a catastrophic failure of the fuel pump resulting in the fuel lines being contaminated with metal shavings. The contact stated that a fuel injector cleaning service was completed approximately one week prior to the failure. The dealer informed the contact that the entire fuel system needed to be replaced, and the engine needed to be flushed. The contact was provided an estimate for the repairs. The vehicle was in the process of being repaired. The failure mileage was approximately 67,000.
The contact owns a 2021 Jeep Wrangler. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) however, the part to do the recall repair was not yet available. The contact stated that an oil pressure alert message was displayed on the instrument panel. The contact took the vehicle to the dealer where a diagnostic test was performed which determined that the oil pressure was low. The dealer linked the failure to the recall and confirmed that the part was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The failure mileage was approximately 37,600. VIN tool confirms parts not available.
The contact owns a 2021 Jeep Wrangler. The contact stated while driving 80 MPH up an incline, the vehicle lost motive power, decelerated, and was unable to accelerate above 30 MPH. The vehicle returned to normal functionality, but the failure became a regular occurrence. The check engine warning light was illuminated. The vehicle was taken to the dealer, who kept the vehicle for four days but was unable to duplicate the failure. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine). The VIN was included but the vehicle was not yet repaired. The manufacturer was not notified of the failure. The failure mileage was 33,000.
The contact owns a 2021 Jeep Wrangler Unlimited Rubicon. The contact stated that while driving at 55 MPH, the vehicle was going up a hill when it suddenly stopped. No warning light illuminated. The contact merged to the right side of the road as the vehicle failed to respond. The vehicle was not taken to be diagnosed as the vehicle started to function again. The vehicle was not repaired. The local dealer was contacted; however, the vehicle was not repaired because the dealer stated parts were not available. The manufacturer was not made aware of the failure. The failure mileage was approximately 39,000. Parts distribution disconnect.
The contact owns a 2021 Jeep Wrangler. The contact stated that after parking the vehicle, the odor of diesel fuel was present outside the vehicle, and fuel was leaking underneath the rear passenger's side of the vehicle. The vehicle was towed to the local dealer who diagnosed that the fuel filter housing and fuel filter electrical plug were faulty and needed to be replaced. The vehicle was not repaired by the dealer. The contact later repaired the vehicle. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was 46,000. The VIN was not available.
The contact owns a 2021 Jeep Wrangler. The contact stated while driving approximately 60-65 MPH, the engine overheated, and the vehicle went into LIMP Mode. The contact was able to coast off the roadway. The contact retrieved DTC code: P00OF (Turbo Charger and Boost Module). The check engine warning light was illuminated. The local dealer was contacted but the vehicle was not diagnosed or repaired. The contact stated that the failure was due to NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine). The manufacturer was not contacted. The approximate failure mileage was 31,300.
Related recalls
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.
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.
NHTSA investigations
High pressure fuel pump failure
The Office of Defects Investigation (ODI) opened PE21-021 on October 14, 2021, to investigate incidents alleging a stall/loss of motive power as a result of high-pressure fuel pump failures in certain model year (MY) 2019-2020 Ram 2500, 3500, 4500, and 5500 heavy duty trucks equipped with 6.7L Cummins turbodiesel engines.
Fuel System complaints in other Wrangler years
Frequently asked questions
How common are fuel system problems on the 2021 Jeep Wrangler?
NHTSA has 143 complaints about the fuel & propulsion system of the 2021 Jeep Wrangler, 15% of the model year's 953 complaints. The component named most often is delivery › fuel pump (1 mentions).
Is there a recall for 2021 Jeep Wrangler fuel system problems?
Yes — NHTSA recall 23V-263 (fuel pump, Apr 13, 2023). Recall repairs are free at authorized dealers.
At what mileage do 2021 Jeep Wrangler fuel system problems start?
Half of the complaints with a recorded mileage happened before about 33,000 miles, and 27% before 25,000 miles.
Is it dangerous?
Owners linked 1 crash, 5 fires and 0 injuries to fuel & propulsion system problems on this model year. If you notice symptoms, have the car checked before driving further.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.