What year Vauxhall Nova Sr is most reliable?

Based on MOT first-test pass rates, the 1987 Vauxhall Nova Sr has the highest pass rate at 100.0%, out of 3,678 vehicles tested.

What are the most common Vauxhall Nova Sr MOT failures?

The most common Vauxhall Nova Sr 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 Sr — Reliability by Year

38,291 vehicles · MOT data 1983–1992 · first-test pass rates

This page shows MOT first-test pass rates for each year the Vauxhall Nova Sr 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

1987

100.0% pass rate · 3,678 vehicles

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Lowest pass rate year

1984

75.0% pass rate · 4,106 vehicles

Year	Pass rate	Avg mileage	Vehicles
1992	85.7%	87,421 mi	1,090
1991	89.1%	67,717 mi	3,932
1990	89.6%	62,687 mi	6,014
1989	86.7%	37,820 mi	5,986
1988	79.2%	63,628 mi	5,892
1987	100.0%	74,270 mi	3,678
1986	—	—	3,357
1985	94.4%	66,124 mi	3,525
1984	75.0%	55,499 mi	4,106
1983	—	—	711

Which year Vauxhall Nova Sr 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 37,820 miles (newest year) to 87,421 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 Sr.

See the buying guide →

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