Vehicle recall R/2020/336

Mercedes-Benz A-Class and Mercedes-Benz GLB recall: The oil level in the dual clutch transmission might not meet specifications

DVSA recall R/2020/336 names the Mercedes-Benz A-Class and Mercedes-Benz GLB. It was launched 7 December 2020. It covers vehicles built 1 November 2018 to 17 February 2020.

Recall data updated 22 September 2026

Recall: R/2020/336
Launched: 7 December 2020
Issued by: MERCEDES-BENZ CARS UK LTD
Manufacturer reference: SRPC2039
Vehicles: DVSA lists 129 on each model line

What can go wrong

The oil level in the dual clutch transmission might not meet specifications.

The fix

Check the dual clutch transmission on the affected vehicles and correct the oil level or replace the dual clutch transmission if necessary.

Models and build dates

As listed in the DVSA recall file. DVSA lists the same vehicle number on each line: 129. It may be a figure per line or for the whole recall.
Model	Built	Vehicles
Mercedes-Benz A-Class	1 November 2018 to 17 February 2020	129
Mercedes-Benz GLB	1 November 2018 to 17 February 2020	129

Is a specific car affected? A recall lists models and build dates, not individual vehicles, so these pages cannot tell you whether one car is included. Enter the registration on the DVSA vehicle recall checker on GOV.UK, or give the vehicle identification number (VIN) to the manufacturer or one of its dealers. Buying used? Ask the seller for proof that any recall work was done.

Other recalls for these models

R/2020/340 The oil level in the dual clutch transmission might not meet specifications 7 December 2020, Mercedes-Benz GLB
R/2020/339 The oil level in the dual clutch transmission might noot meet specifications 4 December 2020, Mercedes-Benz A-Class, Mercedes-Benz GLB
R/2020/332 The screw connection of the control unit box might not meet the specification 2 December 2020, Mercedes-Benz A-Class, Mercedes-Benz GLA
R/2020/277 An electrical contact inside the engine control unit may not meet the specification 27 October 2020, Mercedes-Benz B-Class, Mercedes-Benz A-Class, Mercedes-Benz GLC and others
R/2020/274 The adjustable second seat row may not have been installed to specifications 21 October 2020, Mercedes-Benz GLB
R/2020/237 VEHICLES MAY BE FILLED WITH THE REFRIGERANT R-134a INSTEAD OF R-1234yf 13 October 2020, Mercedes-Benz CLA, Mercedes-Benz A-Class

Found one you might buy?

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Source

Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA vehicle recall records (RecallsFile.csv), recalls launched 1992 to 2026. Recall data updated 22 September 2026.

Recall wording is DVSA's, with capitals and punctuation tidied and American spellings such as tire, center and windshield given in British English. We list a recall when its make and model match a car or van family with at least 1,000 DVSA MOT tests from 2022 to 2025, and when the maker of the vehicle issued it.

Not affiliated with or endorsed by DVSA. Methodology · Data sources