2021 Jeep Wrangler 4XE Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2021 Jeep Wrangler 4XE, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Electrical457.1%
- Engine228.6%
- Driver assistance114.3%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
See attached document for complaint.
The contact owns a 2021 Jeep Wrangler 4XE. The contact received notification of NHTSA Campaign Number: 25V741000 (Electrical System); however, the part to do the recall repair was not yet available. The contact stated that the check engine warning light was illuminated. The vehicle was previously taken to a local dealer, where unknown recall-related repairs were performed. The vehicle was repaired at the owner's expense; however, the failure progressed. 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 failure mileage was approximately 10,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
The contact owns a 2021 Jeep Wrangler 4XE. The contact received notification of NHTSA Campaign Number: 25V741000 (Electrical System); however, the part to do the recall repair was not yet available. The contact stated that the check engine warning light was illuminated. The vehicle was previously taken to a local dealer, where unknown recall-related repairs were performed. The vehicle was repaired at the owner's expense; however, the failure progressed. 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 failure mileage was approximately 10,000.
The contact owns a 2021 Jeep Wrangler 4XE. The contact stated while driving at an undisclosed, the check engine warning light illuminated. The accelerator pedal was depressed, but the vehicle failed to accelerate as intended, hesitated and jerked. The vehicle was taken to the dealer however, the failure could not be duplicated. The contact stated that the engine was replaced in July 2025. In addition, the vehicle had been taken back to the dealer several times since the engine replacement. The contact was advised by an Attorney to report the failure to the NHTSA Hotline. The contact stated that the vehicle was not reliable and was unsafe to drive. The vehicle was not diagnosed or repaired and remained with the dealer. In addition, the contact received notification of NHTSA Campaign Number: 25V741000 (Electrical System); however, the parts to do the recall repair were not available. The manufacturer was made aware of the failure, and a case was filed. The failure mileage was approximately 50,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
See attached document for complaint.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .