CarVerify

Free Car Check

BYD 684S

1978 Vauxhall Cavalier

White Petrol 1584cc
Search another vehicle

MOT Status

Valid
Expires3 Jun 2027
Tests18 (16 pass, 2 fail)
Pass rate88.9%

Mileage

59,819 mi
Last recorded59,819 miles
Recorded on29 May 2026
Typical for 1978 Vauxhall Cavalier61,237 mi

Below or average mileage for this year

4 checks still locked for this Vauxhall
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationBYD 684S
MakeVauxhall
ModelCavalier
Year1978
ColourWhite
Fuel typePetrol
Engine1,584cc

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

16 pass 2 fail
Pass 29 May 2026 59,819 miles
Pass 30 May 2025 59,179 miles

Nearside Front Vehicle structure is corroded but structural rigidity is not significantly reduced chassis rail inner (6.1.1 (c) (i))

Offside Rear half shaft seal weaping

Pass 4 Jun 2024 58,332 miles
Pass 11 May 2018 57,678 miles

Exhaust has a minor leak of exhaust gases (7.1.2)

corrosion near side front jacking point

Fail 11 May 2018 57,678 miles

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

Exhaust has a minor leak of exhaust gases (7.1.2)

corrosion near side front jacking point

Pass 11 May 2017 57,382 miles

Central Rear Exhaust has a minor leak of exhaust gases (7.1.2)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Pass 5 May 2016 57,273 miles

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

front brake fluctuating, but not excessively (3.7.B.3)

Pass 27 Apr 2015 57,002 miles
Pass 9 May 2014 56,782 miles

Coolant leak

Pass 21 May 2013 56,438 miles
Fail 9 May 2013 56,438 miles

Nearside Rear wheel bearing rough when rotated (2.6.1)

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Front wheel bearing rough when rotated (2.5.A.2)

Offside Rear wheel bearing rough when rotated (2.6.1)

Offside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Rear fog lamp has light sources not illuminating, but not more than 50% (1.3.2b)

Pass 16 Apr 2012 55,968 miles

Play in steering rack inner joint(s)

Rear Exhaust has a minor leak of exhaust gases (7.1.2)

Pass 5 May 2011 55,704 miles

Exhaust has a minor leak of exhaust gases (7.1.2)

Nearside Front Vehicle structure has slight corrosion (6.1.B.2)

Pass 16 Apr 2010 55,242 miles

Exhaust has a minor leak of exhaust gases (7.1.2)

Pass 8 May 2009 54,941 miles
Pass 6 May 2008 54,544 miles
Pass 10 May 2007 54,207 miles
Pass 9 May 2006 53,591 miles

How Reliable is the Vauxhall Cavalier?

Based on 791,158 MOT tests across 179,147 vehicles.

63.0%
Pass Rate
4,678
Miles/Year
37
Year Lifespan
179,147
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 63,789
Brake pipe excessively corroded 61,692
Tyre tread depth below requirements of 1.6mm 58,060
constant velocity joint gaiter split 47,336
Parking brake: efficiency below requirements 34,943
Full Vauxhall Cavalier reliability report

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

BYD 684S is a 1978 Vauxhall Cavalier in White with a 1,584cc petrol engine. This vehicle has been through 18 MOT tests with a personal pass rate of 88.9%.

Across all 1978 Vauxhall Cavalier models, the average MOT pass rate is 77.1% with a typical mileage of 61,237 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Vauxhall Cavalier fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 63,789 recorded failures. If you're considering buying BYD 684S, it's worth having these areas checked by a mechanic before committing.

The Vauxhall Cavalier typically stays on UK roads for around 37 years. At 48 years old, this Vauxhall Cavalier is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of BYD 684S?

You can check the full history of BYD 684S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was BYD 684S registered?

BYD 684S is a 1978 Vauxhall Cavalier, first registered on 8 May 1978.

Is BYD 684S safe to buy?

The MOT history for BYD 684S shows 18 tests with a 88.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BYD 684S 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 BYD 684S. 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.