KNOWN FAULT · Mercedes-Benz

7G-DCT gearbox and campaigns on the CLA, GLA and GLB (from 2019)

Sources are not verified in real time and no entry confirms that your car is affected.

Engine / equipment: Mercedes CLA C118, GLA H247 and GLB (petrol, diesel, plug-in hybrid and AMG)
Period mentioned: 2019 onwards
Symptoms: Noises from the 7G-DCT (whine, hum, clunks) and jerks when shifting or pulling away; a clutch that wears faster with short trips or towing.
Possible cause described: The guide recommends a software update for jerky shifts. Recalls: an airbag cover that could come loose in a crash and A/C pipe connections on some cars.
Check for the garage: Ask for the gearbox software update; check the campaigns by VIN.
Cost cited in the source: No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

Anonymous answer, no personal data.

How much does it cost to repair this fault?

No verified estimate; ask the garage for a quote.

A rough figure from the original database, not an up-to-date quote.

How is it checked?

Ask for the gearbox software update; check the campaigns by VIN.

What are the symptoms?

Noises from the 7G-DCT (whine, hum, clunks) and jerks when shifting or pulling away; a clutch that wears faster with short trips or towing.

Which cars and years does it affect?

Brands: Mercedes-Benz
Engine / equipment: Mercedes CLA C118, GLA H247 and GLB (petrol, diesel, plug-in hybrid and AMG)
Period mentioned: 2019 onwards

Find garages near you and, before you say yes, check whether the quote is reasonable.

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