Mercedes-Benz A CLASS(176), C Class, CLA(117) And 4 More Recall R/2021/274: Vehicles With A Panoramic Sunroofthe Polycarbonate Panel May Not Have Been Bonded…, Who Is Affected And What To Do
- Low
- How serious
- 20 Aug 2021
- Launched
- 61
- vehicles in the UK
- SRPC2108
- Manufacturer’s campaign code
Mercedes-Benz recalled A CLASS(176), C Class, CLA(117) and 4 more vehicles built between 30 July 2013 and 29 October 2019. The polycarbonate panel located between the windshield and the panoramic sunroof may not have been bonded correctly during a prior service repair. The dealer will remove the bonded panel and install a new polycarbonate panel if required. You won't usually pay for it.1
What’s Wrong
The polycarbonate panel located between the windshield and the panoramic sunroof may not have been bonded correctly during a prior service repair.
DVSA's Original Wording
Concern: VEHICLES WITH A PANORAMIC SUNROOFTHE POLYCARBONATE PANEL MAY NOT HAVE BEEN BONDED CORRECTLY DURING A PRIOR SERVICE REPAIR Defect: The polycarbonate panel located between the windshield and the panoramic sunroof may not have been bonded correctly during a prior service repair. Remedy: Remove the bonded panel and install a new polycarbonate panel if required.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
The recall notice describes the concern as: vehicles with a panoramic sunroofthe polycarbonate panel may not have been bonded correctly during a prior service repair.
The Fix
The dealer will remove the bonded panel and install a new polycarbonate panel if required.
Are You Affected?
A CLASS(176), C Class, CLA(117) and 4 more built between 30 July 2013 and 29 October 2019 may be included. Mercedes-Benz estimates 61 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 SRPC2108 or the DVSA reference R/2021/274. 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 | |
| GLERear seat belt bolting | Urgent | R/2026/221 | |
| S ClassWindshield bonding | Low | R/2026/191 | |
| EQA, GLAShort-range sensor front | Low | R/2025/439 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2021/279 on 17 Aug 2021, for the driver's air bag may have a chemical change to its propellant over time. The one launched after it was R/2021/280 on 20 Aug 2021, for the bolting of the 48V wiring harness on a body sided support point might not meet…. 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/2021/274, launched 20 August 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.