Vauxhall Monterey MOT reliability

Vauxhall Montereys passed their MOT first time 66% of the time across 96 tests in 2025. 88 are still licensed in Great Britain.

These figures come from 96 MOT tests. That's a fairly small number of cars, so they may not be typical of these cars as a whole.

First-time pass rate

66%

MOTs analysed

96

Still licensed (GB)

88

Body type

–

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age. Years with very few MOTs can show extreme pass rates, even 0% or 100%, so give more weight to years with more tests.

In detail:

First registered

1997 diesel

6 MOTs

These figures come from only 6 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 50%. Typical mileage 185,197 (most between 139,863 and 218,809).

2005: 60% → 2006: 69% → 2007: 67% → 2008: 67% → 2009: 59% → 2010: 56% → 2011: 59% → 2012: 58% → 2013: 53% → 2014: 54% → 2015: 55% → 2016: 62% → 2017: 62% → 2018: 53% → 2019: 59% → 2020: 64% → 2021: 71% → 2022: 64% → 2023: 61% → 2024: 63% → 2025: 50%

Most common failures

Washers: not working (33.3%)
Rear fog lamp: not working (16.7%)

1997 petrol

3 MOTs

These figures come from only 3 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 67%. Typical mileage 74,970 (most between 70,337 and 102,071).

2005: 78% → 2006: 68% → 2007: 62% → 2008: 58% → 2009: 53% → 2010: 49% → 2011: 55% → 2012: 48% → 2013: 48% → 2014: 49% → 2015: 56% → 2016: 70% → 2017: 69% → 2018: 74% → 2019: 56% → 2020: 75% → 2021: 78% → 2022: 43% → 2023: 80% → 2024: 75% → 2025: 67%

Most common failures

Emissions not tested: unable to be completed (33.3%)
Catalyst emissions: emissions likely to be affected by an exhaust leak (33.3%)
Ball joint dust cover no longer prevents the ingress of dirt (33.3%)

Where 1997 Montereys fail

Visibility & wipers

33.3%

Lights & electrics

16.7%

Looking at a particular car?

See its own MOT history, mileage and red flags, compared with these figures. Free.

Based on 2025 initial MOT tests in DVSA's anonymised MOT dataset (cars and light vans). Contains public sector information licensed under the Open Government Licence v3.0. Model details: Vehicle data by VehiclesDB.