CarCostCheck

Vauxhall Monaro

Reliability, running costs, and MOT data across 4 years from 743 real MOT tests.

Avg Pass Rate

86%

Total Tests

743

Best Year

2006 (92%)

Years Covered

4

About the Vauxhall Monaro

The Vauxhall Monaro has been tested 743 times in 2026 MOT data across 4 model years (2004 to 2007), with an average pass rate of 86%. That's slightly above the national average of 82%. Available as petrol.

Best and Worst Years

The 2006 model is the most reliable with a 92% pass rate from 230 tests. The 2004 model has the lowest at 82%. The 10 point spread between years means reliability varies somewhat, but no year is dramatically different.

Reliability Trend

Newer VAUXHALL MONAROs show better MOT pass rates than older ones, with an average improvement of 5 percentage points.

Mileage Across Years

The oldest model in our data (2004) averages 88,110 miles, while the newest (2007) averages 59,933 miles.

Estimated Running Costs

Fuel (Petrol, 5967cc)
£1,592
Road Tax
£760
MOT Test
£55
Predicted Repairs
£350
Total per year£2,757
Per month£230/mo

Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.

Full 2007 details

How reliable is the Vauxhall Monaro?

vs national average+4% (82% avg)
vs Vauxhall brand average+2% (84% avg)
Best to worst year spread10 percentage points
Reliability trendImproving over years

Vauxhall Monaro by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

YearPass RateTestsAvg Mileage
200785%9159,933 mi
200692%23064,233 mi
200585%22173,102 mi
200482%20188,110 mi

Vauxhall Monaro Guides & Articles

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