What is the MBUX Software Bugs problem on a 2023 Mercedes-Benz GLA (H247)?

The dual-screen system is prone to freezing or failing to connect to smartphones. Estimated repair cost: £0 (Software update).

Common Problems with the
2023 Mercedes-Benz GLA (H247)

We've identified 1 known issue that can affect the 2023 Mercedes-Benz GLA (H247). None are considered critical, but they're worth knowing about before you buy.

Known Issues

Serious

Moderate

Minor

The 2023 period has an average number of reported issues compared to other Mercedes-Benz GLA (H247) year periods.

All Known Issues

MBUX Software Bugs

MinorElectrics & Electronics

The dual-screen system is prone to freezing or failing to connect to smartphones.

Most affected: All models

Estimated cost: £0 (Software update)Affects: 2020–2023

Typical symptoms

•Black screens
•Navigation freezes
•CarPlay disconnecting

What to inspect before you buy

✓Verify the latest software version is installed

Buying Tips for the 2023 Mercedes-Benz GLA (H247)

✓On GLA 250 models, check if there are any stored codes related to the cylinder head or exhaust valves.
✓Check the rear footwells for dampness, which can indicate blocked sunroof drains or poor seals.
✓Ensure all MBUX software updates are current to avoid screen blackouts.

2020–2022 Mercedes-Benz GLA (H247)2024–2025 Mercedes-Benz GLA (H247)