What year Rover Montego Gsi is most reliable?

Based on MOT first-test pass rates, the 1991 Rover Montego Gsi has the highest pass rate at 0.0%, out of 490 vehicles tested.

What are the most common Rover Montego Gsi MOT failures?

The most common Rover Montego Gsi MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

CarHunch

Get Started

Rover Montego Gsi — Reliability by Year

1,573 vehicles · MOT data 1989–1991 · first-test pass rates

Best pass rate year

1991

0.0% first-test pass rate · 490 vehicles

Lowest pass rate year

1989

0.0% first-test pass rate · 172 vehicles

Year	Pass rate	Avg mileage	Vehicles
1991	0.0%	—	490
1990	0.0%	—	911
1989	0.0%	—	172

← All Rover models

Check any UK registration — free MOT history and risk insights.