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G420 SEC

1989 Mercedes-benz 420

Blue Petrol 4196cc
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MOT Status

Valid
Expires15 Oct 2026
Tests23 (18 pass, 5 fail)
Pass rate78.3%

Mileage

79,595 mi
Last recorded79,595 miles
Recorded on16 Oct 2025
Typical for 1989 Mercedes-benz 420104,245 mi

Below or average mileage for this year

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationG420 SEC
MakeMercedes-benz
Model420
Year1989
ColourBlue
Fuel typePetrol
Engine4,196cc

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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

18 pass 5 fail
Pass 16 Oct 2025 79,595 miles
Pass 12 Aug 2024 79,065 miles
Pass 7 Dec 2021 78,970 miles
Pass 1 Sep 2020 78,194 miles
Fail 1 Sep 2020 78,194 miles

Nearside Headlamp aim too low (4.1.2 (a))

Offside Headlamp aim too low (4.1.2 (a))

Pass 2 Sep 2019 76,024 miles
Fail 2 Sep 2019 76,024 miles

Nearside Headlamp aim too low (4.1.2 (a))

Pass 20 Jun 2018 75,555 miles
Fail 18 Jun 2018 75,540 miles

Nearside Headlamp aim so that beam "kick up" is not visible on the screen reflector insecure (4.1.2 (a))

Nearside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i))

Nearside Rear Upper Anti-roll bar ball joint dust cover missing (5.3.4 (b) (ii))

Offside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i))

Pass 23 Jun 2017 71,365 miles
Pass 16 Jul 2016 67,608 miles
Pass 9 Feb 2016 67,032 miles
Pass 5 Mar 2015 65,910 miles
Pass 28 Feb 2014 64,202 miles

Rear Brake pad(s) wearing thin (3.5.1g)

Pass 6 Mar 2013 63,963 miles
Pass 19 Sep 2011 60,848 miles

Offside Rear wheel bearing has slight play (2.6.2)

Fail 15 Sep 2011 60,848 miles

Driver's seat cannot be secured in the upright position. (6.2.A.2)

Exhaust engine idle speed too high (7.3.A.2a)

Exhaust has a major leak of exhaust gases (7.1.2)

Nearside Front Passenger's seat cannot be secured in the upright position. (6.2.A.2)

Offside Windscreen washer provides insufficient washer liquid (8.2.3)

Offside Rear wheel bearing has slight play (2.6.2)

Pass 2 Nov 2010 59,695 miles

Nail in offside front tyre

Pass 5 Aug 2009 59,648 miles
Fail 30 Jul 2009 59,643 miles

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

Pass 26 May 2008 57,336 miles

both number plates showing signs of water damage

Pass 18 May 2007 54,356 miles
Pass 12 May 2006 40,943 miles

How Reliable is the Mercedes-benz 420?

Based on 24,311 MOT tests across 2,343 vehicles.

75.7%
Pass Rate
809
Miles/Year
40
Year Lifespan
2,343
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 647
Brake pipe excessively corroded 577
Tyre tread depth below requirements of 1.6mm 565
brake binding 530
Windscreen wiper does not clear the windscreen effectively 479
Full Mercedes-benz 420 reliability report

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G420 SEC is a 1989 Mercedes-benz 420 in Blue with a 4,196cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 78.3%.

Across all 1989 Mercedes-benz 420 models, the average MOT pass rate is 78.1% with a typical mileage of 104,245 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz 420 fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 647 recorded failures. If you're considering buying G420 SEC, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz 420 typically stays on UK roads for around 40 years. At 37 years old, this Mercedes-benz 420 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of G420 SEC?

You can check the full history of G420 SEC by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was G420 SEC registered?

G420 SEC is a 1989 Mercedes-benz 420, first registered on 31 December 1989.

Is G420 SEC safe to buy?

The MOT history for G420 SEC shows 23 tests with a 78.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does G420 SEC 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 G420 SEC. 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.