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Model reliability
Vauxhall Ampera reliability
The Vauxhall Ampera fails its MOT about as often as most cars 6 to 10 years old: 26.7% of 797 tests failed in 2023, against 24.4% on average.
6 to 10 years old
26.7% failed their MOT
From 797 MOT tests of Vauxhall Amperas this age. A small sample, so take it as a rough guide: a few cars either way can move these figures.
Where it does worse than other cars this age
Fails 3× as oftenExhaust emissions5.4% vs 2%Fix about £150
Fails 31% more oftenTyre condition4.6% vs 3.5%Fix about £90
Fails 5× as oftenTransmission4.3% vs 0.9%
Fails 6× as oftenDirection indicators4% vs 0.7%
Advised 10× as oftenTransmission6.8% vs 0.7%
Advised 2× as oftenBrake performance4% vs 2%
Over 10 years old
31.5% failed their MOT
From 406 MOT tests of Vauxhall Amperas this age. A small sample, so take it as a rough guide: a few cars either way can move these figures.
Where it does worse than other cars this age
Fails 55% more oftenExhaust emissions7.9% vs 5.1%Fix about £150
Fails 3× as oftenTransmission6.9% vs 2.6%
Fails 2× as oftenDirection indicators4.9% vs 2.3%
Advised 46% more oftenMechanical brake components24.6% vs 16.9%
Advised 3× as oftenTransmission8.4% vs 2.9%
Advised 5× as oftenMacpherson strut4.9% vs 1%
Checking a Vauxhall Ampera before you buy
Look at the parts above at the viewing, and read the car’s own MOT history: advisories for the same parts suggest the problem is already starting. Sweep’s free check shows every MOT, advisory and mileage reading for a registration.
Source: DVSA anonymised MOT tests 2023 (Open Government Licence v3.0). Failure rates compare this model with all cars in the same age band. Fix prices are typical independent-garage estimates.