2008 Mercedes Gl 320 — MOT History by Age

How cars manufactured in 2008 perform at MOT as they age

18 years

Current Age

71.1%

Latest Pass Rate

1,080

Total Tests (All Years)

118,669 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 71.1%

Average: 54.3%

✅ 16.8% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2008 Mercedes Gl 320 as it ages.

3 yrs75.2%

→ ↑4.0%

4 yrs79.2%

→ ↓5.4%

5 yrs73.8%

→ ↓1.4%

6 yrs72.4%

→ ↑8.3%

7 yrs80.7%

→ ↓7.3%

8 yrs73.4%

→ ↑6.3%

9 yrs79.7%

→ ↓3.4%

10 yrs76.3%

→ ↓4.9%

11 yrs71.4%

→ ↓0.3%

12 yrs71.1%

📊 View as table

Age	Pass Rate	Tests
3 yrs	75.2%	121
4 yrs	79.2%	120
5 yrs	73.8%	122
6 yrs	72.4%	127
7 yrs	80.7%	119
8 yrs	73.4%	124
9 yrs	79.7%	118
10 yrs	76.3%	76
11 yrs	71.4%	77
12 yrs	71.1%	76

Pass Rate Trend

How the 2008 Mercedes Gl 320 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (12 yrs)	71.1%	76
2019 (11 yrs)	71.4%	77
2018 (10 yrs)	76.3%	76
2017 (9 yrs)	79.7%	118
2016 (8 yrs)	73.4%	124
2015 (7 yrs)	80.7%	119
2014 (6 yrs)	72.4%	127
2013 (5 yrs)	73.8%	122
2012 (4 yrs)	79.2%	120
2011 (3 yrs)	75.2%	121

Year-by-Year MOT Results

2011

75.2%

Age (yrs) 3Tests 121Avg Mileage 39,299Top Failure Tyres — 10.7%

2012

79.2%

Age (yrs) 4Tests 120Avg Mileage 49,347Top Failure Lamps, Reflectors and Electrical Equipment — 13.3%

2013

73.8%

Age (yrs) 5Tests 122Avg Mileage 61,341Top Failure Tyres — 23.0%

2014

72.4%

Age (yrs) 6Tests 127Avg Mileage 72,175Top Failure Lamps, Reflectors and Electrical Equipment — 27.6%

2015

80.7%

Age (yrs) 7Tests 119Avg Mileage 81,556Top Failure Tyres — 17.6%

2016

73.4%

Age (yrs) 8Tests 124Avg Mileage 90,155Top Failure Brakes — 21.0%

2017

79.7%

Age (yrs) 9Tests 118Avg Mileage 100,303Top Failure Lamps, Reflectors and Electrical Equipment — 19.5%

2018

76.3%

Age (yrs) 10Tests 76Avg Mileage 110,132Top Failure Brakes — 30.3%

2019

71.4%

Age (yrs) 11Tests 77Avg Mileage 122,076Top Failure Lamps, reflectors and electrical equipment — 29.9%

2020

71.1%

Age (yrs) 12Tests 76Avg Mileage 118,669Top Failure Brakes — 52.6%

MOT results for 2008 Mercedes Gl 320 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2011	3	75.2%	121	39,299	Tyres — 10.7%
2012	4	79.2%	120	49,347	Lamps, Reflectors and Electrical Equipment — 13.3%
2013	5	73.8%	122	61,341	Tyres — 23.0%
2014	6	72.4%	127	72,175	Lamps, Reflectors and Electrical Equipment — 27.6%
2015	7	80.7%	119	81,556	Tyres — 17.6%
2016	8	73.4%	124	90,155	Brakes — 21.0%
2017	9	79.7%	118	100,303	Lamps, Reflectors and Electrical Equipment — 19.5%
2018	10	76.3%	76	110,132	Brakes — 30.3%
2019	11	71.4%	77	122,076	Lamps, reflectors and electrical equipment — 29.9%
2020	12	71.1%	76	118,669	Brakes — 52.6%

Common MOT Failures

Top failure categories across all test years for 2008 Mercedes Gl 320, with age trends.

Brakes

20.9%

↑ Increases with age

Tyres

16.7%

↑ Increases with age

Lamps, reflectors and electrical equipment

16.5%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

16.0%

↑ Increases with age

Noise, emissions and leaks

9.2%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	5.0% (3 yrs)	52.6% (12 yrs)	+47.6%	🔴 ↑
Tyres	10.7% (3 yrs)	22.4% (12 yrs)	+11.7%	🔴 ↑

Other Manufacture Years

2006 2007 2008 2009

← Back to Mercedes Gl 320 overview

Looking for the best year to buy? See the full comparison on the Mercedes Gl 320 page →

About This Data

This page shows how Mercedes Gl 320 cars manufactured in 2008 perform at MOT as they age. Data spans from 2011 to 2020, covering 1,080 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.