Mercedes-Benz SL Recall R/2023/307: On Affected Vehicles The 12V-starter / Generator Wiring Harness Might Not Meet…, Who Is Affected And What To Do
- Low
- How serious
- 4 Dec 2023
- Launched
- 309
- vehicles in the UK
- SRPC2335 / 1595002
- Manufacturer’s campaign code
Mercedes-Benz recalled SL vehicles built between 23 September 2021 and 29 August 2023. The 12V-starter / generator wiring harness might not meet specifications. The dealer will rework the routing of the wiring harness. You won't usually pay for it.1
What’s Wrong
The 12V-starter / generator wiring harness might not meet specifications.
DVSA's Original Wording
Concern: On affected vehicles the 12V-starter / generator wiring harness might not meet specifications. Defect: On affected vehicles the 12V-starter / generator wiring harness might not meet specifications. Remedy: Rework the routing of the wiring harness.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
The recall notice describes the concern as: on affected vehicles the 12V-starter / generator wiring harness might not meet specifications.
The Fix
The dealer will rework the routing of the wiring harness.
Are You Affected?
SL built between 23 September 2021 and 29 August 2023 may be included. Mercedes-Benz estimates 309 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 SRPC2335 / 1595002 or the DVSA reference R/2023/307. 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 |
|---|---|---|---|
| AMG GT, GLC, S Class, SLProcessor Starter/Generator | Urgent | R/2025/124 | |
| AMG GT, C Class, CLE, E Class and 5 moreSystem protection | Low | R/2024/130 | |
| AMG GT, C Class, CLS, E Class and 5 moreOn affected vehicles the fuel pump impeller might not meet specifications and may deform | Urgent | R/2023/223 | |
| C Class, EQE, EQS, S Class and 1 moreSoftware of the communication module may not correspond with the specifications | Low | R/2022/300 | |
| SLThe bolting connections of the driver and passenger seat rail and body shell might not meet the requirements | Low | R/2022/152 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2023/308 on 22 Nov 2023, for on affected vehicles the left brake hose on the rear axle might not have been installed…. The one launched after it was R/2023/328 on 15 Dec 2023, for on affected vehicles the bonding of the front rear and fixed side windows might not meet…. You can also see every Mercedes-Benz recall and all recalls launched in 2023.
Source: DVSA recall R/2023/307, launched 4 December 2023. 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.