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Electrical systemPart report

2021 Jeep Wrangler 4XE Electrical system Problems

Complaints
5about this part
Share
100%of 5 total for the year
Median mileage
58,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the electrical system of the 2021 Jeep Wrangler 4XE, 100% of the 5 complaints for this model year. Where a mileage was given, the median is 58,000 miles. 2 recall campaigns on record are filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2021 Jeep Wrangler 4XE. The contact stated that upon starting the vehicle, the contact noticed that the windshield wipers and the heater unintendedly engaged. Several unknown warning lights were illuminated. The contact was unable to turn off the vehicle, which required the contact to wait until the battery was drained. The vehicle was towed to the dealer, where it was diagnosed that the battery pack assembly had failed and needed to be replaced. …”

NHTSA complaint #11677351, filed 2025-07, 66,000 miles

“The contact owns a 2021 Jeep Wrangler 4XE. The contact stated that while driving at 75 MPH, the vehicle lost motive power rapidly and unexpectedly. The contact pulled over to the shoulder before the vehicle stalled. The contact returned to the contact's residence safely, and the vehicle was towed to the dealer the following day. The contact associated the failure with NHTSA Campaign Number: 25V741000 (Electrical System); the vehicle was previously repaired under the recall, but the failure recurred. The dealer was contacted and duplicated the failure. …”

NHTSA complaint #11772185, filed 2026-10, 99,998 miles

“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. …”

NHTSA complaint #11704403, filed 2025-12, 10,000 miles

“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. …”

NHTSA complaint #11701300, filed 2025-11, 50,000 miles

Related recalls

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
20259100%
202414466%
20215100%

Other parts of the 2021 Jeep Wrangler 4XE

Engine
2 complaintsForward collision avoidance
1 complaintsLane departure
1 complaints

← All problems reported for the 2021 Jeep Wrangler 4XE

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology