Differential or transfer case failure on the 2014 Jeep Grand Cherokee
When differential or transfer case failure gets reported
Owners of the 2014 Jeep Grand Cherokee report differential or transfer case failure at a median of 70,000 miles. A quarter of the reports come in before 40,000 miles and a quarter after 95,000 miles, from 20 reports that carried an odometer reading.
A part like this is normally expected to survive 110,000 miles. It is the 25th most-reported problem on this model year.
The mileage distribution
The reported range runs from 20,000 miles at the tenth percentile to 110,000 miles at the ninetieth, a spread of 88,400 miles across the middle 80% of reports.
A spread this wide points at use rather than design. Towing, climate, service history and city mileage all move a failure like this, so the median is a weak guide to any individual car.
20% of the dated reports were filed under 36,000 miles.
The whole distribution
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| 20,000 miles | 40,000 miles | 71,500 miles | 94,756 miles | 108,400 miles |
Read the 10th percentile as “one report in ten arrived this early”. Exact figures are shown in this table because it is the table of record; everywhere else on the site they are rounded to the precision the sample can carry.
What a percentile can and cannot tell you here
These five numbers describe the readings owners gave, in order. The median is the middle one: half the reports arrived below it. The 10th and 90th are the edges of the bulk of the distribution, and the distance between them is the part worth reading. A tight spread — say 70,000 to 95,000 miles — points at something that wears out on a schedule, and the schedule is knowable. A wide one, 20,000 to 190,000, points at a fault that hits some cars and never troubles others, which means the mileage on the listing in front of you tells you very little about your odds.
What these figures are not is a survival curve. Every reading here comes from a car whose owner filed a complaint, so the sample contains only failures: it cannot say what share of the fleet made it past 150,000 miles untouched, because those owners had nothing to report. Nor is the mileage the moment of failure — it is the odometer reading as recalled at the time of filing, which may be weeks later and is sometimes rounded to the nearest ten thousand by the person typing it.
Percentiles are shown at all only once 8 readings exist for the vehicle and mode. Below that the middle of a handful of numbers is noise wearing a decimal point, so the figures are withheld rather than dressed up.
What happens, and what it costs
Putting it right typically runs $900–$4,200 at an independent US shop. That range is an editorial estimate held in this site's failure-mode catalogue, not a figure from NHTSA, and it is a repair cost rather than a diagnosis cost.
The same failure on other years
The same failure is reported on 23 model years of this car. It shows up earliest on the 2021, at a median of 5,000 miles, and latest on the 2016 at 125,000 miles.
By volume the 1999 carries the most reports, with 115; the 2014 has 26. A mode that appears across most years of a model is usually a design choice rather than a bad batch.
If one year stands out to the left, that is the year to avoid; if the whole line sits at a similar mileage, this is wear rather than a defect in one production run.
Tick median reported mileage Solid middle half of reports Faint 10th to 90th percentile Colour how bad the failure is when it happens
What owners wrote
Verbatim from NHTSA complaint narratives, trimmed for length. The mileage is the one the owner gave.
Tl* the contact owns a 2014 jeep grand cherokee. The contact stated that while in park, the vehicle rolled down a hill independently. The vehicle was taken to the dealer for diagnostic test but there was no repair or diagnosis. The contact stated that the failure recurred multiple times. Also, the contact mentioned that prior to the brake failure the four wheel drive also failed which caused the vehicle to slide. The contact stated that the dealer was unable to provide a diagnosis. The manufacturer was notified of the failure. The approximate failure mileage was 15,000.
I pulled in to my brothers driveway there was snow on the ground. Put the car in park turned it off and exited the car. It started rolling forward so I jumped back in the car and put on the brake then moved it backwards a little and exited the car again. Again car in park and shut off. I walked in front of the car and found my brother. Asi was walking back to the car, it rolled forward again about 8 feet and hit my nephew's car sending it through the garage door. The next day I has the car towed to the dealership as I was afraid to drive it. Results from the dealer were nothing wrong. They told the the care had what's called and open differential and if the on wheel skidded the car would roll forward. I told them I had never heard of anything so absurd and their comment was that I needed to read the owner's manual and make sure I use the parking brake. I talked with the dealership owner and told him about it. He also told me that he had never heard of anything like this either. I asked that he talk with his sales people and have them tell their buyers anpbout this. I then talked with a customer service agent at chrysler who told…
I pulled in to my brothers driveway there was snow on the ground. Put the car in park turned it off and exited the car. It started rolling forward so I jumped back in the car and put on the brake then moved it backwards a little and exited the car again. Again car in park and shut off. I walked in front of the car and found my brother. Asi was walking back to the car, it rolled forward again about 8 feet and hit my nephew's car sending it through the garage door. The next day I has the car towed to the dealership as I was afraid to drive it. Results from the dealer were nothing wrong. They told the the care had what's called and open differential and if the on wheel skidded the car would roll forward. I told them I had never heard of anything so absurd and their comment was that I needed to read the owner's manual and make sure I use the parking brake. I talked with the dealership owner and told him about it. He also told me that he had never heard of anything like this either. I asked that he talk with his sales people and have them tell their buyers anpbout this. I then talked with a customer service agent at chrysler who told…
Also reported on the 2014 Jeep Grand Cherokee
Other body or interior problem
Other powertrain problem
Other electrical problem
Other engine problem
Other brake problem
Seat belt or retractor failure
How far this goes
Complaints are voluntary, so 26 is a floor and not a count of affected cars. Mileages are typed in by owners and cluster on round numbers. And the mode itself is assigned by software reading the complaint text, which is reliable in bulk and fallible one report at a time.
Questions this page answers
At what mileage does differential or transfer case failure happen on the 2014 Jeep Grand Cherokee?
Across 20 owner reports that included an odometer reading, half were filed by 70,000 miles. A quarter were filed before 40,000 miles and a quarter after 95,000 miles. These are the mileages owners reported when they complained, not a prediction for any individual car.
How common is differential or transfer case failure on the 2014 Jeep Grand Cherokee?
26 reports have been filed with NHTSA, about 0.3 per 1,000 vehicles. Complaints are voluntary, so this is a floor rather than a count of affected cars.
What this is and is not. These are the mileages at which owners chose to complain to a federal agency, which is not the same as the mileage at which the part fails on every car. It skews toward failures that happened outside warranty, cost real money, or frightened someone. It is still the only public dataset that carries failure mileage at all, and the shape of a few hundred readings is informative even when a single one is not. Methodology · JSON · this failure on other cars
Source Owner complaints and recall records published by the US National Highway Traffic Safety Administration, model years 1996–2027 Figures rebuilt Published by AtWhatMileage How every figure is computed