Vauxhall Grandland 2020: MOT failure rate for its age

11.3% of 37,256 MOT tests of the Vauxhall Grandland first registered in 2020 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 97.1 (95% CI 94.1–100.0; 100 = normal for this model at that age): the 2020 build year is no different from other years of the same model at the same age.

Vauxhall Grandland built in 2020 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	11.3	%	all ages tested	2019–2024	37256
Index against this model at the same age (95% CI 94.1–100.0)	97.1	index	100 = normal for this model at that age	2019–2024	37256
Rank among this model's 4 build years	2	of 4	1 = fails least for its age	2019–2024	37256
Tested in 2024	18333	tests	median 29,496 miles	2024	18333

Built 2020 against Vauxhall Grandland normal for the age: first-time MOT failure share at each age, age 3: 11.5% vs 11.1%; age 4: 11.1% vs 12.1%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.

Check a 2020 Vauxhall Grandland by registration · All Vauxhall Grandland MOT statistics · Download the build-year table (CSV)

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).

How does the 2020 Vauxhall Grandland fail at each age?

Cars built in 2020 were tested at ages 3 to 4 between 2019 and 2024. Each row compares their first-time failure share with what this model normally shows at that age, after allowing for the overall failure level of each test year.

Vauxhall Grandland built 2020: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
Age	Tests	Failed, %	95% interval	Normal for this model at that age, %	Index (100 = normal)
3	18,923	11.5	11–11.9	11.1	103
4	18,333	11.1	10.7–11.6	12.1	91.4

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 37,256 (initial tests) · Method: normal rate = this model's first-time failure share at that age across its build years (cells of 400+ tests), adjusted for each test year's overall level; cells of 30+ tests, under 500 marked rough · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

What fails most on the 2020 Vauxhall Grandland?

The most common failure group on cars built in 2020 is tyres: 6.6 items per 100 first tests, against 6.8 across all build years of the Vauxhall Grandland. These counts are not age-adjusted: cars built in 2020 were tested at ages 3 to 4.

Failure items per 100 first tests, Vauxhall Grandland built 2020 against the Vauxhall Grandland in all build years (2019–2024, not age-adjusted)
Failure group	Built 2020, per 100	All build years, per 100	Items
Tyres	6.6	6.8	2,536
Brakes	3.1	3.6	1,184
Visibility	2.2	2.9	849
Lamps, reflectors and electrical equipment	1.3	1.9	497
Body, chassis, structure	1.2	1.9	468

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 38,396 (initial tests of this build year) · Method: failure items grouped by DVSA's top-level defect groups, per 100 initial tests; groups with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How does 2020 compare with the years around it?

Among the 4 published build years of the Vauxhall Grandland, 2020 ranks 2 (1 = fails least for its age). 2019: index 98.2.

Vauxhall Grandland build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2017	67.7	38.0–97.4	better (rough estimate)	200
2018	109.8	107.7–112.0	worse	65,175
2019	98.2	96.1–100.3	no different	68,903
2020	97.1	94.1–100.0	no different	37,256

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 171,534 (initial tests) · Method: observed failures against those expected for the same model at the same ages, test-year level adjusted; verdict follows the printed one-decimal bound · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How to cite this page

MOT Risk Index (2026). Vauxhall Grandland 2020 MOT statistics (data release dvsa-2024-v2; full dataset motriskindex-families-2024-v5, DOI 10.5281/zenodo.22975051), updated 30 September 2026. motriskindex.co.uk/cars/vauxhall-grandland/2020/

How every figure is calculated: methodology. Age, test year and build year are tied together (age = test year − build year), so the test-year level is taken as observed, not estimated.

Other pages for this model