Should I buy a 2019 Mercedes-Benz GLA-Class 1.6 Petrol Automatic?

Explore common problems, estimated repair costs and practical checks for the 2019 Mercedes-Benz GLA-Class 1.6 Petrol Automatic. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1High Likelihood

Fuel rail to injector leak risk

Fuel smell after startup, occasional rough running, or visible dampness around the injector area; may also show few warning signs before it becomes serious.

How to check

Run the VIN through the UK recall checker and Mercedes dealer system.

Estimated Repair Cost

£600

2Moderate Likelihood

Panoramic roof water ingress

Musty smell, damp headlining near the roof opening, wet carpets after rain, condensation, or unexplained electrical glitches.

How to check

Look for these signs: Musty smell, damp headlining near the roof opening, wet carpets after rain, condensation, or unexplained electrical glitches.

Estimated Repair Cost

£650

3High Likelihood

Coolant leaks from thermostat or water pump area

Low coolant warning, sweet smell after a drive, or dried pink/white residue around the front of the engine bay.

How to check

Warm the car fully, park it, and leave it idling for a moment before switching off.

Estimated Repair Cost

£700

MOT Failure Rate

0%10%20%30%40%50%0–20,000 miles: 7.3% (713 failed / 9,731 tests)20,000–40,000 miles: 11.6% (2,763 failed / 23,807 tests)40,000–60,000 miles: 14.6% (1,772 failed / 12,136 tests)60,000–80,000 miles: 17.1% (568 failed / 3,319 tests)80,000–100,000 miles: 21.4% (157 failed / 732 tests)100,000–120,000 miles: 23.2% (32 failed / 138 tests)120,000–140,000 miles: 10.7% (3 failed / 28 tests)140,000–160,000 miles: 0.0% (0 failed / 3 tests)160,000–180,000 miles: 50.0% (3 failed / 6 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2019 Mercedes-Benz GLA-Class 1.6 Petrol Automatic

Mercedes-Benz GLA-Class buying questions

Is a 2019 Mercedes-Benz GLA-Class worth buying?

It can be, but only if the individual car backs it up. For the 2019 Mercedes-Benz GLA-Class 1.6 Petrol Automatic, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Mercedes-Benz GLA-Class (2019)?

The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.

What should I check before buying a Mercedes-Benz GLA-Class?

Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.

A model guide is useful. A report on its registration is better.

The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.

Or enter the vehicle manually