Mercedes-Benz A Class (177), A CLASS(176), AMG GT And 21 More Recall R/2021/134: The Behaviour Of The Emergency Call System Might Not Meet Specifications, Who Is Affected And What To Do
- Book soon
- How serious
- 5 May 2021
- Launched
- 162,581
- vehicles in the UK
- SRPC2122
- Manufacturer’s campaign code
Mercedes-Benz recalled A Class (177), A CLASS(176), AMG GT and 21 more vehicles built between 4 January 2016 and 29 January 2021. The behaviour of the emergency call system might not meet specifications. The dealer will update the software of the communication module for the emergency call system. You won't usually pay for it.1
What’s Wrong
The behaviour of the emergency call system might not meet specifications.
DVSA's Original Wording
Concern: THE BEHAVIOUR OF THE EMERGENCY CALL SYSTEM MIGHT NOT MEET SPECIFICATIONS Defect: The behaviour of the emergency call system might not meet specifications. Remedy: Update the software of the communication module for the emergency call system.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
The recall notice describes the concern as: the behaviour of the emergency call system might not meet specifications.
The Fix
The dealer will update the software of the communication module for the emergency call system. The fix is a software update, which usually takes under an hour at the dealer.
Are You Affected?
A Class (177), A CLASS(176), AMG GT and 21 more built between 4 January 2016 and 29 January 2021 may be included. Mercedes-Benz estimates 162,581 vehicles in the UK. Enter your registration to check, then confirm by VIN with Mercedes-Benz, because not every car in the date range may be included.
Which Car Is It?
Choose the make and model so we can match recalls to your car.
What To Do Now
- Check your car by registration above, then by VIN with Mercedes-Benz.
- Book with any franchised Mercedes-Benz dealer, quoting the campaign code SRPC2122 or the DVSA reference R/2021/134. See how to get a Mercedes-Benz recall fixed.
- Follow the letter's instructions until the repair is done. See can you drive a car with a recall?.
Related Recalls
| Launched | Vehicle and fault | Severity | Reference |
|---|---|---|---|
| CLS, E Class, GLCDrive shaft joint | Low | R/2026/148 | |
| GLEInstallation of the heat shield | Low | R/2026/326 | |
| E ClassCoolant pump control software | Low | R/2026/201 | |
| GLERear seat belt bolting | Urgent | R/2026/221 | |
| S ClassWindshield bonding | Low | R/2026/191 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2021/133 on 5 May 2021, for the emergency call system might not meet specifications. The one launched after it was R/2021/121 on 7 May 2021, for the connection of the gas lines of the inertisation system might not meet specifications. You can also see every Mercedes-Benz recall, the Mercedes-Benz C Class recall history and all recalls launched in 2021.
Source: DVSA recall R/2021/134, launched 5 May 2021. Data updated 15 October 2026. How we grade urgency.
Sources
- The Code does not itself say repairs are free. GOV.UK guidance says "You will not usually have to pay for any repairs or parts under a safety recall." gov.uk Checked 15 Oct 2026.