What year Renault 18 Gtl is most reliable?

Based on MOT first-test pass rates, the 1984 Renault 18 Gtl has the highest pass rate at 88.9%, out of 2,332 vehicles tested.

What are the most common Renault 18 Gtl MOT failures?

The most common Renault 18 Gtl MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Renault 18 Gtl — Reliability by Year

18,954 vehicles · MOT data 1980–1986 · first-test pass rates

This page shows MOT first-test pass rates for each year the Renault 18 Gtl 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

1984

88.9% pass rate · 2,332 vehicles

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Lowest pass rate year

1983

80.0% pass rate · 4,876 vehicles

Year	Pass rate	Avg mileage	Vehicles
1986	—	—	280
1985	—	—	1,125
1984	88.9%	138,515 mi	2,332
1983	80.0%	121,199 mi	4,876
1982	—	—	5,327
1981	—	—	2,441
1980	—	—	2,573

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