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Jeep Wrangler Engine Problems

4,213 owner complaints filed with NHTSA across 24 model years.

Complaints by Year

Worst year: 2006. Best year: 2002.

Owner Reports

A representative sample of complaints filed with NHTSA.

Engine · 2019 4

VEHICLE & INCIDENT: 2019 Jeep Wrangler JL 2.0L Turbo. While climbing an extended grade on Hwy 87, vehicle experienced a sudden sluggish throttle anomaly and rapid coolant temperature spike from ~215F to 255F under load. Vehicle was pulle...

Engine · 2021 4

Drove 20 miles to Walmart, drove fine no lights no issues, parked went in came out to someone putting out the fire.

Engine · 2010 4

Started vehicle and went inside to grab my bag and there was a loud explosion and the engine bay went up in flames. Determined to be electric and originated in or near the TIPM. The vehicle is a total loss, house has damage, and other ve...

Engine · 2020 4

The contact owned a 2020 Jeep Wrangler. The contact stated that while driving at an undisclosed speed, the engine temperature gauge was increasing. The engine overheating warning light illuminated, the vehicle was turned off, and the con...

Engine · 2018 4

What component or system failed or malfunctioned, and is it available for inspection upon request? Jeep started on fire and is still at a tow yard in Belchertown, MA How was your safety or the safety of others put at risk? The Jeep start...

Engine · 2019 4

The contact owns a 2019 Jeep Wrangler. The contact stated that while driving at an undisclosed speed, the Check Engine warning light illuminated. The vehicle was taken to O'Reily's, where a portable diagnostic machine was used; however, ...

Engine · 2018 4

Was stopping at red light. Got to about 5mph when Jeep accelerated to about 35mph. I was standing on the breaks but the Jeep kept accelerating until impact struck the car in front me which was stopped. I have video.

Engine · 2021 4

Driving on the highway smoke came from under the hood in the right hand side forcing my family out on the highway keep ingulfed in flames and burnt to a crisp

Engine · 2022 4

I was involved in a collision. The front driver's side hit another car, causing a lot of damage. The surprise was the fire. There is no reason for it to have caught for the way it did. The door was jammed, so resorted to unhooking the so...

Engine · 2019 4

I was driving my 2019 Jeep Wrangler Unlimited Sahara 2.0T/AT to the gym with my spouse. No Check Engine Light, Jeep Temps were perfect. All gauges operated as it should, so there was no sign of trouble. The vehicle was OFF. We parked an...

Engine · 2020 4

The contact owned a 2020 Jeep Wrangler. The contact stated that there were strong fumes coming from the vehicle, causing the contact to sustain severe headaches and nausea. The contact had gone to the Doctor's Office, where blood work wa...

Engine · 2016 4

While driving my vehicle on Monday, February 16, 2026 I heard a loud pop come from the front of the vehicle. Right after that smoke began to come through the hood vents. I stopped the vehicle to inspect and at that point the engine compa...

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