Vehicle recall R/2021/083

Mercedes-Benz SLK and others recall: The software of certain communication modules may not meet specifications

DVSA recall R/2021/083 names the Mercedes-Benz SLK, Mercedes-Benz SLC, Mercedes-Benz E-Class, Mercedes-Benz CLS, Mercedes-Benz GLC, Mercedes-Benz C-Class and 3 more Mercedes-Benz models. It was launched 30 March 2021. It covers vehicles built 3 February 2017 to 11 March 2020.

Recall data updated 22 September 2026

Recall: R/2021/083
Launched: 30 March 2021
Issued by: MERCEDES-BENZ CARS UK LTD
Manufacturer reference: SRPC2104
Vehicles: DVSA lists 36 on each model line

What can go wrong

The software of certain communication modules may not meet specifications.

The fix

Carry out an update to the software of the communication module on affected vehicles.

Models and build dates

As listed in the DVSA recall file. DVSA lists the same vehicle number on each line: 36. It may be a figure per line or for the whole recall.
Model	Built	Vehicles
Mercedes-Benz A-Class	3 February 2017 to 11 March 2020	36
Mercedes-Benz C-Class	3 February 2017 to 11 March 2020	36
Mercedes-Benz CLS	3 February 2017 to 11 March 2020	36
Mercedes-Benz E-Class	3 February 2017 to 11 March 2020	36
Mercedes-Benz GLA	3 February 2017 to 11 March 2020	36
Mercedes-Benz GLC	3 February 2017 to 11 March 2020	36
Mercedes-Benz SL	3 February 2017 to 11 March 2020	36
Mercedes-Benz SLC (SLK/SLC)	3 February 2017 to 11 March 2020	36
Mercedes-Benz SLK	3 February 2017 to 11 March 2020	36
Mercedes-Benz SLK (SLK/SLC)	3 February 2017 to 11 March 2020	36

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/2021/082 The communication module may be deactivated 30 March 2021, Mercedes-Benz CLA, Mercedes-Benz GLA, Mercedes-Benz B-Class and others
R/2021/066 The ground connection of the passenger air bag might not meet specifications 23 March 2021, Mercedes-Benz GLA
R/2021/084 The variant of spark plugs installed may not meet specifications 15 April 2021, Mercedes-Benz GLA, Mercedes-Benz A-Class, Mercedes-Benz CLA
R/2021/027 The screw connection of the power supply on the starter may not have been installed according to specification 9 March 2021, Mercedes-Benz GLC
R/2021/140 The two grab handles on the left side of the headliner may not be attached according to specifications 29 April 2021, Mercedes-Benz E-Class
R/2021/146 The screw connection of the power supply on the starter might not have been installed according to specifications 4 May 2021, Mercedes-Benz AMG GT, Mercedes-Benz E-Class

Found one you might buy?

A recall is one part of the picture. See how often it fails its MOT at each age, or what the VetTheCar Buying Report tells you about a specific car.

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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