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

The Vauxhall Signum passes its MOT first time 58% of the time, from 865 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 58%
- MOT tests analysed: 865 (DVSA anonymised MOT data, 2025)
- Most common failure area: Suspension & axles
- Licensed in Great Britain: 600 (2026 Q2)

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2012 | Petrol | 1 (very few mots) | 100% |
| 2011 | Diesel | 2 (very few mots) | 100% |
| 2011 | Petrol | 1 (very few mots) | 0% |
| 2010 | Diesel | 1 (very few mots) | 0% |
| 2008 | Diesel | 18 (very few mots) | 39% |
| 2008 | Petrol | 2 (very few mots) | 0% |
| 2007 | Diesel | 171 | 54% |
| 2007 | Petrol | 48 (few mots) | 56% |
| 2006 | Diesel | 198 | 59% |
| 2006 | Petrol | 121 | 59% |
| 2005 | Petrol | 94 (few mots) | 64% |
| 2005 | Diesel | 71 (few mots) | 55% |
| 2004 | Petrol | 70 (few mots) | 60% |
| 2004 | Diesel | 37 (few mots) | 57% |
| 2003 | Petrol | 20 (few mots) | 85% |
| 2003 | Diesel | 10 (very few mots) | 50% |

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