Vauxhall Astra (2006)
2006 Vauxhall Astra
CarHunch analysed 103,138 real MOT records for the 2006 Vauxhall Astra.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2006 Vauxhall Astra falls 6.5 percentage points below the UK average pass rate at 73.5%, and that's a genuine concern—more worrying still is that 40.4% of these cars have recorded a dangerous defect at some point, well above what you'd expect for a vehicle of this age. Petrol and diesel variants perform almost identically, so fuel type won't help you here.
These Astras are averaging 78,141 miles, which is reasonable for an 18-year-old car, but the real story is in the failures: an average of 4.47 failures per test cycle and 24.4 advisories suggests widespread wear across multiple systems rather than one major weak point. Before buying one, get a full pre-purchase inspection focused on suspension, exhaust, and electrical components—these cars rack up advisory issues quickly, and that high dangerous-defect rate means things can deteriorate rapidly between tests.
The 2006 Vauxhall Astra has a below-average first-time pass rate (73.5% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.
These stats describe 103,138 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
What tends to go wrong
Across 103,138 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2006.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 103,138 Vauxhall Astra cars.
Before you buy a 2006 Vauxhall Astra
Based on MOT data from 103,138 vehicles — here's what to check.
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Check the full MOT history.
40.4% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (73%) | 75,048 | 73.7% | 4.59 |
| Diesel (27%) | 28,001 | 72.8% | 4.15 |
| LPG (0%) | 69 | 73.8% | 3.88 |
Colour Breakdown
Based on 2,112,703 Vauxhall Astra vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2006 Vauxhall Astra vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2006 Vauxhall Astra vehicles fall between 56,718 and 84,583 miles.
2006 Vauxhall Astra — Still on the Road
Numbers are thinning — 18% of 2006 Vauxhall Astras are still active.
Numbers are declining — 16,636 vehicles still getting MOTs in 2025 (18% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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Compare with another model
See how the 2006 Vauxhall Astra stacks up against a rival.