Vehicle recall R/2022/278

Mercedes-Benz R-Class and others recall: The function of the brake booster might be affected due to advanced corrosion in the joint area (R/2022/278)

DVSA recall R/2022/278 names the Mercedes-Benz R-Class, Mercedes-Benz GL-Class and Mercedes-Benz M-Class. It was launched 30 September 2022. It covers vehicles built 1 March 2005 to 4 February 2013.

Recall data updated 22 September 2026

Recall: R/2022/278
Launched: 30 September 2022
Issued by: MERCEDES-BENZ CARS UK LTD
Manufacturer reference: SRPC2240 / MBAG: Ref 4290007
Vehicles: 6,442 across the whole recall

What can go wrong

The function of the brake booster might be affected due to advanced corrosion in the joint area of its housing.

The fix

Replace brake booster in vehicles that have not passed XENTRY test and require part replacement.

Models and build dates

As listed in the DVSA recall file. DVSA gives one vehicle number for the whole recall: 6,442.
Model	Built
Mercedes-Benz GL-Class (GL)	1 March 2005 to 4 February 2013
Mercedes-Benz M-Class (ML)	1 March 2005 to 4 February 2013
Mercedes-Benz R-Class	1 March 2005 to 4 February 2013

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/2022/279 The function of the brake booster might be affected due to advanced corrosion in the joint area of its housing. 30 September 2022, Mercedes-Benz R-Class, Mercedes-Benz M-Class, Mercedes-Benz GL-Class
R/2022/140 The function of the brake booster might be affected due to advanced corrosion in the joint area of its housing 24 May 2022, Mercedes-Benz R-Class, Mercedes-Benz M-Class, Mercedes-Benz GL-Class
R/2022/137 The function of the brake booster might be affected due to advanced corrosion in the joint area of its housing 24 May 2022, Mercedes-Benz GL-Class, Mercedes-Benz R-Class, Mercedes-Benz M-Class
R/2023/023 On affected vehicles the aluminium bolts of the steering gear could corrode and break due to the intrusion of moisture. 20 February 2023, Mercedes-Benz E-Class, Mercedes-Benz GLE, Mercedes-Benz C-Class and others
R/2023/021 On affected vehicles water might accumulate in the spare wheel well. The water could briefly come into contact with the fuel pump control unit impairing the fuel supply to the engine. 20 February 2023, Mercedes-Benz M-Class, Mercedes-Benz GLE
R/2021/130 The behaviour of the emergency call system might not meet specifications 1 December 2021, Mercedes-Benz G-Class, Mercedes-Benz GLC, Mercedes-Benz CLA and others

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