Most common 2020 Jeep Grand Cherokee problems
Share of the 241 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Jeep Grand Cherokee complaints by model year
Best Grand Cherokee years: 2016, 2020, 2017. Years to avoid: 2014, 2012, 2011, 2024, 2023. Compare all years →
2020 Jeep Grand Cherokee recalls (3)
Engine and engine cooling
Chrysler (FCA US, LLC) is recalling certain 2014-2019 Ram 1500 and 2014-2020 Jeep Grand Cherokee vehicles equipped with 3.0L Diesel engines. The crankshaft position sensor tone wheel may delaminate, causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an…
Remedy: Dealers will update the powertrain control module software to maintain vehicle propulsion, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed August 3, 2023.
Fuel system, diesel › Delivery › Fuel pump
Chrysler (FCA US, LLC) is recalling certain 2014-2020 Jeep Grand Cherokee, and 2014-2019 Ram 1500 vehicles equipped with 3.0L diesel engines. A high pressure fuel pump (HPFP) failure may introduce internal debris into the fuel system, potentially resulting in fuel starvation.
Remedy: Dealers will replace the HPFP, and inspect and replace, if necessary, additional fuel system components, free of charge. Interim notification letters informing owners of the safety risk were mailed July 21, 2022.
Back over prevention › Sensing system › Camera
Chrysler (FCA US LLC) is recalling certain 2020 Jeep Gladiator and Jeep Cherokee, 2019-2020 Ram 1500 Pickup, Ram 2500 Pickup, Ram 3500 Pickup, Chrysler Pacifica, Dodge Durango, Jeep Grand Cherokee, Jeep Wrangler, and Jeep Renegade and 2019 Dodge Challenger vehicles equipped with 8.4" or 12" radio displays.
Remedy: Chrysler has notified owners, and dealers will update the radio display software, free of charge. Optionally, owners can choose to remotely update their software via an Over-The-Air (OTA) update available as of May 1,…
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2020 Jeep Grand Cherokee:
High pressure fuel pump failure
The Office of Defects Investigation (ODI) opened PE21-021 on October 14, 2021, to investigate incidents alleging a stall/loss of motive power as a result of high-pressure fuel pump failures in certain model year (MY) 2019-2020 Ram 2500, 3500, 4500, and 5500 heavy duty trucks equipped with 6.7L Cummins turbodiesel engines.
What 2020 Jeep Grand Cherokee owners say
Electrical system all 74 →
It was a clear day as I arrived at work. While pulling into a parking spot, the Jeep suddenly accelerated over a curb and into a tree. I was able to turn the wheel upon seeing the tree, which helped me avoid hitting other vehicles on the opposite side of the island. I had to depress the brakes multiple times before the vehicle finally stopped just short of another tree. During the incident, I was on a conference call. The attendees confirmed that there were no warning sounds from the vehicle-only the sound of the impact. Notably, the airbags did not deploy. The front driver-side area sustained extensive damage, causing the driver's door to jam. Fortunately, I did not suffer any physical injuries. The vehicle was towed to an auto body repair shop. When connected to a scanner, no error codes were detected. Repairs took nearly five weeks. …
The contact owns a 2020 Jeep Grand Cherokee. The contact stated that the START/STOP icon remained illuminated. The contact stated that approximately a day or two later the vehicle failed to start. The vehicle was jumpstarted and driven to the dealer where the vehicle was diagnosed, and it was determined that the battery was failing. The dealer replaced both batteries. The failure reoccurred approximately one and a half week later. The vehicle was taken to the dealer and the diagnostic result was confirmed however, the vehicle was not repaired. The contact stated that while retrieving the vehicle the vehicle failed to start. The dealer repaired the vehicle however, approximately one week after having the batteries replaced 4 times, the failure reoccurred. The dealer had mentioned an instrument cluster shortage and a USB shortage. The vehicle had not been repaired. …
Engine & cooling all 56 →
The contact owns a 2020 Jeep Grand Cherokee. The contact stated that on multiple occasions while driving at an undisclosed speed, the vehicle stalled. The vehicle was towed to an independent mechanic where the failure could not be duplicated, and the contact was advised to take the vehicle to the dealer. The contact then stated that while driving at an undisclosed speed, the vehicle stalled. The check engine warning light illuminated. Additionally, the contact stated that on numerous occasions while attempting to start the vehicle, she heard a cranking sound under the hood before the engine turned over. The stated that the battery was faulty. The contact stated that the battery was replaced however, three weeks later the battery failed, and the vehicle was unable to be restarted. …
The contact owns a 2020 Jeep Grand Cherokee. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled. Several unknown warning lights illuminated on the instrument cluster. The vehicle was towed to the dealer and diagnosed with 45 error codes relating to the vehicle not being able to communicate with the blind spot and doors due to battery failure. The battery was replaced; however, the failure recurred. The vehicle was towed back to the dealer. The contact was uncertain if the dealer diagnosed the vehicle with engine control module (ECM) or body control module (BCM) failure. The dealer informed the contact that the windshield seal was not installed correctly during manufacturing, which caused water to seep in and damage the engine control module (ECM) or body control module (BCM). The vehicle was not repaired and remained at the dealer. …
Transmission & drivetrain all 39 →
The contact owns a 2020 Jeep Cherokee. While turning left at 10 MPH, the contact's vehicle hesitated while depressing the accelerator pedal and it traveled to the floorboard. The contact stated that an unknown yellow warning light flashed on the instrument panel during the failure. Due to the failure, another motorist hit the rear driver-side door of her vehicle. The bottom and door air bags deployed upon impact; however, the no other air bags deployed. The other driver was taken to the hospital by ambulance; his injuries were unknown. The contact sustained no injuries in the accident. A police report was filed. The vehicle was initially towed to an independent tow yard and later towed to her home where it had yet to be diagnosed or repaired. The dealer nor the manufacturer had yet to be notified of the failure. The failure mileage was approximately 34,000.
Driving down the interstate at 75mph, the vehicle all of a sudden lost the ability to accelerate and felt like it shifted into neutral. We were able to pull over to the side of the road safely and as we were getting out of the vehicle, we noticed flames shooting out from under the engine. My wife and I made it out safely and as we got about 100 yards away and looked back toward the vehicle, the entire front part of the vehicle was engulfed in flames. We sat along the side of the interstate and watched the vehicle burn for 20-25 minutes. We just had the vehicle in for service 6 days prior to get a new battery, a new aux battery, an advanced diagnostic, brake fluid exchange, and a fuel system service. The evening we picked up the vehicle from service, we got an email with a powertrain alert indicator. …
2020 Jeep Grand Cherokee engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 3.6L 6-cyl | 8-speed automatic | RWD | 19 / 26 / 21 |
| 3.6L 6-cyl | 8-speed automatic | AWD | 18 / 25 / 21 |
| 5.7L 8-cyl | 8-speed automatic | AWD | 14 / 22 / 17 |
| 6.4L 8-cyl | 8-speed automatic | AWD | 13 / 19 / 15 |
| 6.2L 8-cyl supercharged | 8-speed automatic | AWD | 11 / 17 / 13 |
EPA ratings. Class: SUV.
Frequently asked questions
Is the 2020 Jeep Grand Cherokee a good car?
Based on 241 owner complaints filed with NHTSA, the 2020 Grand Cherokee rates better than average: 58% fewer complaints than a typical year of the Grand Cherokee at the same age. It is one of the best Grand Cherokee years by this measure. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2020 Jeep Grand Cherokee?
The electrical system — 74 complaints, 31% of all complaints for this model year, most often about 12v/24v/48v battery. Next are the engine & cooling (56) and transmission & drivetrain (39).
How many recalls does the 2020 Jeep Grand Cherokee have?
There are 3 recalls for the 2020 Jeep Grand Cherokee, the most recent from June 8, 2023 (engine and engine cooling). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Jeep Grand Cherokee?
The best years by complaints, compared at the same age, are 2016, 2020 and 2017. Years to avoid or approach with caution: 2014, 2012, 2011, 2024 and 2023. See the full Jeep Grand Cherokee years comparison.
At what mileage do 2020 Jeep Grand Cherokee problems happen?
The median mileage reported in complaints is about 13,000 miles; 75% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.