2015 Jeep Grand Cherokee MOT pass rate: 83.5% (4,120 tests)
Is the 2015 Grand Cherokee getting worse?
Pass rate of 2015-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 85.3% +4.7 vs same-age |
|
| 2024 | 82.6% +4.1 vs same-age |
|
| 2025 | 82.5% +5.4 vs same-age |
The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.
What fails on a 2015 Grand Cherokee
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Brakes | 482 | 35.8% |
| 2 | Lamps, reflectors and electrical equipment | 242 | 18.0% |
| 3 | Tyres | 201 | 14.9% |
| 4 | Suspension | 139 | 10.3% |
| 5 | Visibility | 105 | 7.8% |
| 6 | Steering | 49 | 3.6% |
All Grand Cherokee years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2013 | 2,070 | 80.5% | +7.1 pts | 89,002 |
| 2014 | 4,310 | 80.6% | +4.7 pts | 83,843 |
| 2015 (this page) | 4,120 | 83.5% | +4.8 pts | 73,590 |
| 2016 | 3,061 | 84.0% | +2.7 pts | 65,709 |
| 2017 | 2,551 | 86.9% | +2.9 pts | 56,411 |
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FAQs
Is a 2015 Jeep Grand Cherokee reliable?
2015-registered examples passed 83.5% of their MOT tests (4,120 tests, 2023–2025), +4.8 points versus all UK cars registered in the same year. At roughly 11 years old with a median 73,590 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2015 Grand Cherokee?
The median tested example shows 73,590 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.
Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.