What year Vauxhall Astra Merit I is most reliable?

Based on MOT first-test pass rates, the 1992 Vauxhall Astra Merit I has the highest pass rate at 100.0%, out of 9,648 vehicles tested.

What are the most common Vauxhall Astra Merit I MOT failures?

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

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Vauxhall Astra Merit I — Reliability by Year

28,786 vehicles · MOT data 1991–1995 · first-test pass rates

This page shows MOT first-test pass rates for each year the Vauxhall Astra Merit I 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

1992

100.0% pass rate · 9,648 vehicles

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Lowest pass rate year

1994

77.8% pass rate · 5,681 vehicles

Year	Pass rate	Avg mileage	Vehicles
1995	—	—	227
1994	77.8%	96,286 mi	5,681
1993	—	—	11,058
1992	100.0%	26,919 mi	9,648
1991	—	—	2,172

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