Is the Vauxhall Monterey reliable?

The Vauxhall Monterey has an average MOT pass rate of 70% across 5 years, based on 434 tests in 2026. That's 12 points below the national average of 82%. The most reliable year is 1997 with a 88% pass rate.

Which year Vauxhall Monterey is best?

The 1997 Vauxhall Monterey has the highest MOT pass rate at 88%, while the 1996 model has the lowest at 62%. There's a 26 percentage point spread between the best and worst years.

Vauxhall Monterey

Reliability, running costs, and MOT data across 5 years from 434 real MOT tests.

Avg Pass Rate

70%

Total Tests

434

Best Year

1997 (88%)

Years Covered

About the Vauxhall Monterey

The Vauxhall Monterey has been tested 434 times in 2026 MOT data across 5 model years (1994 to 1998), with an average pass rate of 70%. That's 12 points below the national average of 82%, so check the year-by-year data carefully before buying. Available as diesel and petrol.

Best and Worst Years

The 1997 model is the most reliable with a 88% pass rate from 40 tests. The 1996 model has the lowest at 62%. With a 26 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

The VAUXHALL MONTEREY has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Mileage Across Years

The oldest model in our data (1994) averages 120,964 miles, while the newest (1998) averages 161,177 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.

Compared to the Vauxhall brand average of 84%, the Monterey is 14 points lower, placing it among the less reliable Vauxhall models.