2003 Chevrolet Unclassified MOT Pass Rate
Pass rate for Unclassified models manufactured in 2003, based on 94 real MOT test results.
Data from official DVSA MOT testing records
2003 Chevrolet Unclassified MOT Analysis
The 2003 Chevrolet Unclassified has an MOT pass rate of 72.3% based on 94 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 72,662 miles on the odometer. With a 27.7% failure rate, the 2003 Unclassified is rated as "Very Good" for MOT reliability.
The leading cause of MOT failure for the 2003 Chevrolet Unclassified is Lamps, reflectors and electrical equipment, responsible for 2.1% of failures. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs range from £5–50. Identification of the vehicle is the second most common issue at 1.1%. Non-component advisories follows at 1.1%.
Top failures specific to 2003 models only. The overall Unclassified page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Lamps, Reflectors And Electrical Equipment | 2.1% | 2 |
| 2 | Identification Of The Vehicle | 1.1% | 1 |
| 3 | Non-component Advisories | 1.1% | 1 |
| 4 | Suspension | 1.1% | 1 |
| 5 | Body, Chassis, Structure | 1.1% | 1 |
| 6 | Brakes | 1.1% | 1 |
Failures per 10,000 Miles
avg. 72,662 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Lamps & Electrical | 0.29 | 2.1% | 2 |
| Identification of the vehicle | 0.15 | 1.1% | 1 |
| Non-component advisories | 0.15 | 1.1% | 1 |
| Suspension | 0.15 | 1.1% | 1 |
| Body & Structure | 0.15 | 1.1% | 1 |
| Brakes | 0.15 | 1.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 2003 Chevrolet Unclassified has an MOT pass rate of 72.3% based on 94 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 72,662 miles on the odometer. With a 27.7% failure rate, the 2003 Unclassified is rated as "Very Good" for MOT reliability.
If you own or are considering buying a 2003 Chevrolet Unclassified, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to lamps, reflectors and electrical equipment: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test. At 72,662 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Lamps, reflectors and electrical equipment — 2.1% of failures
Lamps, reflectors and electrical equipment issues account for 2.1% of MOT failures on 2003 Chevrolet Unclassified models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.
Identification of the vehicle — 1.1% of failures
Identification of the vehicle issues account for 1.1% of MOT failures on 2003 Chevrolet Unclassified models. Identification failures relate to the Vehicle Identification Number (VIN) and registration plate. The VIN must be permanently displayed and legible, and the registration plate must meet British Standard formatting. Typical repair costs: £10–50. Pre-MOT check: Ensure the VIN plate is visible and legible (usually in the windscreen or under the bonnet). Check that number plates are clean, undamaged, and use the correct font and spacing.
Non-component advisories — 1.1% of failures
Non-component advisories issues account for 1.1% of MOT failures on 2003 Chevrolet Unclassified models. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.