Skip to main content
GB
MOT
Checkup

MG GS MOT Check

MOT pass rates, common failures, and reliability data for the MG GS. Check any GS by registration number below.

GB

Free, instant, no sign-up required.

83.7%

Avg Pass Rate

+0.5%

vs MG Avg

5

Year Ranges

Good

Reliability

MG GS — MOT Reliability Overview

The MG GS has an average MOT pass rate of 83.7%, which is 0.5 percentage points above the MG brand average of 83.1%. This is a strong result, indicating that the GS is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

The most common reasons a MG GS fails its MOT are the aim of a headlamp is not within limits laid down in the requirements, tyre tread depth not in accordance with the requirements, a brake lining or pad worn below 1.5mm. If you are preparing your GS for its MOT, checking these areas first could save you a retest fee. Our detailed fault analysis includes estimated repair costs for each failure type.

Before buying a used MG GS, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the MG GS performs at MOT across different model years.

2019

Based on 994 vehicles

83.4%Good
MG average: 83.1%
Dangerous Defects

5.0%

Retest Rate

19.4%

Mileage at 5yr

59k mi

2018

Based on 2,379 vehicles

84.0%Good
MG average: 83.1%
Dangerous Defects

4.9%

Retest Rate

16.9%

Mileage at 5yr

59k mi

2017

Based on 2,408 vehicles

81.9%Good
MG average: 83.1%
Dangerous Defects

4.6%

Retest Rate

16.5%

Mileage at 5yr

71k mi

2016

Based on 1,494 vehicles

82.4%Good
MG average: 83.1%
Dangerous Defects

4.6%

Retest Rate

19.0%

0

Based on 3,258 vehicles

86.6%Excellent
MG average: 83.1%
Mileage at 5yr

41k mi

Top MOT Failures — MG GS

The most common reasons a MG GS fails its MOT, aggregated across all year ranges.

1

The aim of a headlamp is not within limits laid down in the requirements

2.8%
2

Tyre tread depth not in accordance with the requirements

1.8%
3

a brake lining or pad worn below 1.5mm

1.7%
4

A tyre pressure monitoring system malfunctioning or obviously inoperative

1.7%
5

Warning device shows system malfunction

1.6%
MG GS Common Faults & Repair Costs

Where Failures Occur

The areas of the vehicle most commonly flagged during MOT inspections.

Front Nearside

3.2%

Rear

2.1%

Rear Nearside

2.0%

Other MG Models

Compare MOT reliability across MG models.

MG ZR

74.1% pass rate

MG 6

64.3% pass rate

MG 3

76.5% pass rate

MG MGB

70.0% pass rate

MG Mgb Roadster

95.5% pass rate

MG B Gt

75.0% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for MG GS

MG GS — Frequently Asked Questions

Common questions about the MG GS MOT and reliability.

What is the MOT pass rate for the MG GS?
The average MOT pass rate for the MG GS is 83.7% compared to the MG average of 83.1%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a MG GS?
The most common MOT failures on the MG GS are: The aim of a headlamp is not within limits laid down in the requirements (2.8%), Tyre tread depth not in accordance with the requirements (1.8%), a brake lining or pad worn below 1.5mm (1.7%). These are the components most likely to cause an MOT failure.
Is the MG GS reliable?
With an average MOT pass rate of 83.7%, the MG GS is rated as "Good" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a MG GS?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a MG GS?
Typical mileage for the MG GS: 59,184 miles at 5 years. Use these benchmarks when evaluating a used GS to spot vehicles with unusually high or low mileage.

Check Your MG GS's MOT History

Enter the registration number for the full MOT history — free and instant.

GB