Vehicle Data Hub

2021 Jeep Gladiator engine problems

54 complaints about engine have been filed for the 2021 Jeep Gladiator, which is 12% of all its NHTSA complaints. It is the 3rd most reported problem area for this model year.

At a glance

Complaints
54 12% of this year's complaints
Crashes and fires
1 and 1
Injuries and deaths
2 and 0

Source: NHTSA owner complaints

What the data shows

These complaints mention 1 crash, 1 fire, 2 injuries.

What owners wrote

The contact owns a 2021 Jeep Gladiator. The contact stated that while driving at 60 MPH, there was an alarming amount of white smoke emanating from the engine compartment and permeating the interior of the vehicle, prompting the contact to pull over to the shoulder of the roadway and evacuate the vehicle. Moments later, the entire front of the vehicle was completely engulfed in flames. Local Emergency Services arrived on the scene and were able to extinguish the fire.

Reported at 20,000 miles, July 2025 FireInjury

The contact owns a 2021 Jeep Gladiator. 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 60 MPH, the vehicle started losing motive power, and then after a minute the vehicle functioned normally. The contact stated that there was no warning light illuminated. The contact stated that the failure was intermittent.

Reported at 21,000 miles, October 2022

Other problems reported for the 2021 Jeep Gladiator

Engine problems in other years

  • 2027
  • 2026
  • 2025
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020

Engine problems across all Jeep models