# Vauxhall Monaro MOT reliability: pass rate and common failures | RegFlags

The Vauxhall Monaro passes its MOT first time 83% of the time, from 404 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 83%
- MOT tests analysed: 404 (DVSA anonymised MOT data, 2025)
- Most common failure area: Lights & electrics
- Licensed in Great Britain: 338 (2026 Q2)

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2016 | Diesel | 2 (very few mots) | 50% |
| 2014 | Diesel | 2 (very few mots) | 100% |
| 2012 | Diesel | 1 (very few mots) | 100% |
| 2008 | Diesel | 2 (very few mots) | 100% |
| 2007 | Petrol | 52 (few mots) | 85% |
| 2006 | Petrol | 124 | 86% |
| 2006 | LPG | 2 (very few mots) | 50% |
| 2005 | Petrol | 128 | 81% |
| 2005 | LPG | 1 (very few mots) | 100% |
| 2004 | Petrol | 88 (few mots) | 82% |
| 2004 | LPG | 2 (very few mots) | 100% |

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Canonical page: https://regflags.co.uk/reliability/vauxhall/monaro
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