Vauxhall Chevette (1981)
1981 Vauxhall Chevette
CarHunch analysed 477 real MOT records for the 1981 Vauxhall Chevette. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
The 1981 Vauxhall Chevette has a first-time MOT pass rate of just 26.6%, well below the UK average of 80%, which reflects the hard reality of owning a 40-year-old classic car—most will need welding, suspension, or brake work before passing their annual test. The good news is that dangerous defects are rare at 3.4%, so what you're dealing with is mainly wear and corrosion rather than safety-critical failures.
These Chevettes average 50,429 miles, which is low for their age and suggests many have been cherished classics rather than daily drivers; they rack up 1.9 advisories and 0.63 failures per test on average, pointing to typical rust, seals, and age-related gremlins. If you're considering one, budget for pre-test remedial work—factor in several hundred pounds for repairs—and treat the MOT as a diagnostic tool that will reveal exactly what needs attention rather than a pass/fail judgment.
What to check before buying a 1981 Vauxhall Chevette
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Vauxhall Chevette
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (100%) | 475 | 26.5% | 0.63 |
| Other (0%) | 1 | 100% | 0 |
| Diesel (0%) | 1 | 0% | 0 |
Mileage Distribution
Most 1981 Vauxhall Chevette vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 1981 Vauxhall Chevette vehicles fall between 32,984 and 66,823 miles.
1981 Vauxhall Chevette — Still on the Road
Numbers are declining — 12 vehicles still getting MOTs in 2022 (27% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2022.
MOT History Averages
Most Common MOT Issues — 1981 Vauxhall Chevette
Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.
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38.9%
Exhaust emissions carbon monoxide content excessive
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32.1%
Oil leak
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15.8%
Offside Rear Suspension component mounting prescribed area is excessively corroded
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13.5%
Offside Front Suspension component mounting prescribed area is excessively corroded
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13%
Oil leak, but not excessive
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12.7%
Offside Rear fog lamp not working
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12.7%
Nearside Rear Suspension component mounting prescribed area is excessively corroded
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11.4%
Nearside Front wheel bearing has slight play
Data covers a 3-year window centred on 1981. Counts include advisories and failures.
Found a specific Vauxhall Chevette?
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