How much does a 1991 CHEVROLET UNCLASSIFIED cost to run?

Estimated annual running cost is £1,730 (£144/month), including £955 fuel, £20 road tax, £55 MOT, and £700 predicted repairs.

What is the MOT pass rate for a 1991 CHEVROLET UNCLASSIFIED?

The 1991 CHEVROLET UNCLASSIFIED has a 29% MOT pass rate based on 38 tests in 2026. This ranks 179 out of 179 cars from 1991.

Which year CHEVROLET UNCLASSIFIED is most reliable?

The 1997 CHEVROLET UNCLASSIFIED has the highest MOT pass rate at 73%. The least reliable year is 1995 at 71%.

CHEVROLET UNCLASSIFIED (1991)

Q: What is the average mileage for a 1991 CHEVROLET UNCLASSIFIED?

The average mileage for a 1991 CHEVROLET UNCLASSIFIED is 134,287 miles, which is below the expected 259,000 miles for a 35-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Running costs, reliability data, and common problems from 38 real MOT tests.

Annual Cost

£1,730

£144/month

MOT Pass Rate

29%

Below Avg

Road Tax

£20

Based on CC/year

Insurance

Grp 1-8

0cc Petrol

Proceed With Caution

29% pass rate, £1730/year to run. 53 points below average.

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Petrol0cc35 years old38 tests134k miles avg

Annual Running Costs

Fuel (Petrol, 0cc)

~50 mpg

£955

Road Tax

Based on 0cc

£20

MOT Test

£55

Predicted Repairs

Higher estimate due to low pass rate

£700

Total per year£1,730

Per month£144/mo

Per week£33/wk

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.

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Reliability Verdict

29% MOT pass rate(Below Avg)

0%National avg: 82%100%

Below average reliability. Budget extra for maintenance and repairs. That's 53 points below the national average of 82%. It falls below the CHEVROLET brand average of 76%.

At 35 years old, 29% of CHEVROLET UNCLASSIFIEDs from 1991 passed their MOT first time in 2026. That's based on 38 tests across the UK. The average mileage at this age is 134,287 miles.

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How Does It Compare?

Rank among 1991 cars179th of 179(top 100%)

Rank among CHEVROLET models95th of 95(top 100%)

vs national average-53%(82% avg)

vs 1991 cars average-49%(78% avg)

vs CHEVROLET average-47%(76% avg)

Mileage Analysis

134,287

Average miles

259,000

Expected for age

The average 1991 CHEVROLET UNCLASSIFIED has 134,287 miles on the clock, which is below the expected 259,000 miles for a 35-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

The most reliable year is the 1997 model with a 73% MOT pass rate, while the 1995 model has the lowest at 71%. The 1991 sits between the two at 29%.

CHEVROLET UNCLASSIFIED by Year

Year	Pass Rate	Tests	Avg Mileage
2014	97%	30	31,068 mi
2005	78%	41	67,619 mi
2000	77%	35	162,506 mi
1998	76%	33	107,524 mi
1997	73%	60	88,981 mi
1996	82%	33	74,336 mi
1995	71%	79	91,432 mi
1994	73%	52	115,483 mi
1991	29%	38	134,287 mi

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About the 1991 CHEVROLET UNCLASSIFIED

The 1991 CHEVROLET UNCLASSIFIED is a city car with a 0cc petrol engine. 38 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 100% of 1991 cars for MOT pass rates.

With an average of 134,287 miles at 35 years old, CHEVROLET UNCLASSIFIED owners tend to use this car less than the typical driver.

1991 CHEVROLET UNCLASSIFIED Fuel Costs

The modest 0cc petrol engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 1991 CHEVROLET UNCLASSIFIED?

Total estimated annual running cost is £1,730 (£144/month), broken down as £955 fuel, £20 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 29% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.

CHEVROLET UNCLASSIFIED Reliability Trend

The CHEVROLET UNCLASSIFIED has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 1991 CHEVROLET UNCLASSIFIED

At 35 years old, the CHEVROLET UNCLASSIFIED is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 1997 model has the highest pass rate at 73%. Note: with only 38 tests in our data, these figures should be treated as indicative rather than definitive.

Common Issues to Watch For

Based on the 1991 CHEVROLET UNCLASSIFIED's fuel type, age, and engine size, these are the most likely problem areas to check.

Coil Pack Failure

Medium risk

Smaller petrol engines are prone to ignition coil failures, causing misfires and rough running. Replacement is £50-£150 per coil.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.