Power Train Related Problems of the 2021 Jeep Wrangler

Table 1 shows four common power train related problems of the 2021 Jeep Wrangler. The number one most common problem is related to the power train (130 problems). The second most common problem is related to the differential unit (two problems).

Table 1. Power Train related problems of Jeep Wrangler


Recently reported Power Train problems of the 2021 Jeep Wrangler

The Power Train problem

While driving, regardless of whether at neighborhood or highway speeds, my Jeep Wrangler 4xe suddenly loses drive power without warning. Electric propulsion drops in stages — to about 50%, then 25% — then the dash displays "electric mode temporarily unavailable" and the   Read details...

The Differential Unit problem

Dash warning “service axle locker system” . I have never used my axle lockers once, nor been off road with my Jeep & the differential tried to lock itself. This is dangerous. If differential locks could cause fatalities.   Read details...

The Transfer Case problem

While towing the manual transmission Jeep Wrangler rubicon (transfer case in neutral and transmission in 1st gear) 4 wheels down there was an explosion under the Jeep with a ball of fire. The vehicle was incapacitated.   Read details...


Power Train related problems in other Jeep Wrangler model year vehicles:



Wrangler Service Bulletins
Wrangler Safety Recalls
Wrangler Defect Investigations