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G27 COS

1991 Ford Sierra

White Petrol 1993cc
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MOT Status

Valid
Expires4 Feb 2027
Tests10 (8 pass, 2 fail)
Pass rate80%

Mileage

79,200 mi
Last recorded79,200 miles
Recorded on5 Feb 2026
Typical for 1991 Ford Sierra48,914 mi

Significantly above average — investigate

4 checks still locked for this Ford
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationG27 COS
MakeFord
ModelSierra
Year1991
ColourWhite
Fuel typePetrol
Engine1,993cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

8 pass 2 fail
Pass 5 Feb 2026 79,200 miles
Pass 5 Feb 2020 79,104 miles
Pass 17 Mar 2018 79,046 miles
Pass 25 Mar 2017 79,046 miles
Pass 19 Mar 2016 78,840 miles
Pass 19 Oct 2009 74,180 miles
Fail 19 Oct 2009 74,180 miles

Front Front position lamp(s) not working (1.1.A.3b)

Nearside Front Bonded suspension unit deteriorated and cannot function as intended (2.4.F.3)

Rear Brake pipe excessively corroded (3.6.B.2c)

Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Pass 6 Mar 2008 74,180 miles

Nearside Front Ball joint has slight play (2.2.B.1f)

Offside Front Ball joint has slight play (2.2.B.1f)

Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Fail 29 Feb 2008 25,954 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Nearside Front Windscreen washer provides insufficient washer liquid (8.2.3)

Offside Front Macpherson strut upper support bearing is rough in operation (2.5.B.1b)

Steering column top mounting bracket insecure (2.1.2d)

rear brake application uneven (3.7.B.2)

Nearside Front Headlamp aim too high (1.8) DANGEROUS

Offside Front Headlamp aim too high (1.8) DANGEROUS

Offside Front Windscreen washer provides insufficient washer liquid (8.2.3) DANGEROUS

Nearside Front Ball joint has slight play (2.2.B.1f)

Offside Front Ball joint has slight play (2.2.B.1f)

Pass 2 Aug 2006 120,328 miles

How Reliable is the Ford Sierra?

Based on 235,897 MOT tests across 50,859 vehicles.

69.3%
Pass Rate
1,731
Miles/Year
43
Year Lifespan
50,859
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 24,833
Seat belt anchorage prescribed area is excessively corroded 20,240
Tyre tread depth below requirements of 1.6mm 12,426
Subframe mounting prescribed area is excessively corroded 8,585
Brake pipe excessively corroded 7,976
Full Ford Sierra reliability report

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G27 COS is a 1991 Ford Sierra in White with a 1,993cc petrol engine. This vehicle has been through 10 MOT tests with a personal pass rate of 80%.

Across all 1991 Ford Sierra models, the average MOT pass rate is 66.3% with a typical mileage of 48,914 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Ford Sierra fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 24,833 recorded failures. If you're considering buying G27 COS, it's worth having these areas checked by a mechanic before committing.

The Ford Sierra typically stays on UK roads for around 43 years. At 35 years old, this Ford Sierra is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of G27 COS?

You can check the full history of G27 COS by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was G27 COS registered?

G27 COS is a 1991 Ford Sierra, first registered on 31 December 1991.

Is G27 COS safe to buy?

The MOT history for G27 COS shows 10 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does G27 COS have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on G27 COS. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.