What year Vauxhall Nova Merit is most reliable?

Based on MOT first-test pass rates, the 1991 Vauxhall Nova Merit has the highest pass rate at 96.0%, out of 10,149 vehicles tested.

What are the most common Vauxhall Nova Merit MOT failures?

The most common Vauxhall Nova Merit MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Vauxhall Nova Merit — Reliability by Year

119,155 vehicles · MOT data 1985–1993 · first-test pass rates

This page shows MOT first-test pass rates for each year the Vauxhall Nova Merit was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

1991

96.0% pass rate · 10,149 vehicles

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Lowest pass rate year

1985

61.9% pass rate · 10,182 vehicles

Year	Pass rate	Avg mileage	Vehicles
1993	—	—	137
1992	74.8%	52,110 mi	4,416
1991	96.0%	36,775 mi	10,149
1990	92.9%	33,363 mi	12,487
1989	81.5%	48,728 mi	24,649
1988	89.6%	60,712 mi	22,830
1987	91.7%	31,138 mi	15,826
1986	89.2%	66,318 mi	18,479
1985	61.9%	58,574 mi	10,182

Which year Vauxhall Nova Merit is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 31,138 miles (newest year) to 66,318 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Vauxhall Nova Merit.

See the buying guide →

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