Proton Jumbuck
Reliability, running costs, and MOT data across 4 years from 873 real MOT tests.
Avg Pass Rate
71%
Total Tests
873
Best Year
2005 (76%)
Years Covered
4
About the Proton Jumbuck
The Proton Jumbuck has been tested 873 times in 2026 MOT data across 4 model years (2003 to 2006), with an average pass rate of 71%. That's 11 points below the national average of 82%, so check the year-by-year data carefully before buying. Available as petrol.
Best and Worst Years
The 2005 model is the most reliable with a 76% pass rate from 160 tests. The 2004 model has the lowest at 68%. The 8 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
The PROTON JUMBUCK has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Mileage Across Years
The oldest model in our data (2003) averages 78,597 miles, while the newest (2006) averages 70,948 miles.
Estimated Running Costs
Higher due to low pass rate
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2006 detailsHow reliable is the Proton Jumbuck?
Proton Jumbuck by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
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