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Mercedes-Benz AMG Wiring Fault May Cause Fire
critical How serious is it? About this label
An electrical short circuit like this can increase the risk of a fire. The notice does not tell owners to stop driving.
Key facts
| NHTSA campaign number | 24V445000 |
|---|---|
| Reported to NHTSA | Jun 14, 2024 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Part affected | Electrical System:wiring |
| Vehicles covered | 2 model/year combinations, model years 2021 |
| Do-not-drive advisory | No |
| Park-outside advisory | No |
| Repair | Free at any franchised dealer |
What's wrong, in plain English
On certain Mercedes-Benz AMG CLS 53 and E 53 vehicles, a wiring harness connection for the transmission may not have been put together correctly, either during a previous recall repair or during the original production of the vehicle. This incorrect wiring can leave the electrical connector exposed to corrosion over time, which can eventually lead to a short circuit in the vehicle's wiring.
What you should do
2. Contact a Mercedes-Benz dealer to have the wiring harness and connector replaced once the final remedy is available; MBUSA customer service can be reached at 1-877-496-3691.
3. This repair is free of charge.
Where do I find my VIN, and what do I tell the dealer?
Your VIN is the 17-character code on the lower left of the windshield, on your registration and usually on your insurance card. Enter it at nhtsa.gov/recalls to see whether this recall is still open on your car. When you call the dealer, say you have an open safety recall and give them NHTSA campaign number 24V445000. More in how recalls work.
Affected vehicles (2)
Who to contact
Mercedes-Benz — official Mercedes-Benz recall lookup
Customer service: 1-800-367-6372
The bigger picture
- Mercedes-Benz Electrical System Recalls Include EQB Battery Fire Risks · all 22 Mercedes-Benz recalls in this area
Other Mercedes-Benz AMG E53 recalls
- Feb 9, 2024Mercedes-Benz AMG CLS53 and E53 fire risk cablecritical
- Dec 21, 2023Mercedes-Benz Fuel Pump May Shut Downmedium
- Sep 30, 2022Mercedes-Benz trunk battery may come loose in a crashmedium
- Jul 22, 2022Mercedes AMG Wiring Harness May Cause Electrical Firecritical
- May 20, 2022Mercedes-Benz vehicles may lose automatic emergency call systemmedium
- Mar 25, 2022Mercedes-Benz AMG Steering Wheel Hands-Off Detection Failshigh
Official notice
- Component
- ELECTRICAL SYSTEM:WIRING
- Summary
- Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLS 53 4MATIC, 2019-2023 E 53 4MATIC Cabriolet, E 53 4MATIC Coupe, E 53 4MATIC Sedan, 2021-2024 GT 43 4MATIC, and 2019-2025 GT 53 4MATIC vehicles. The transmission wiring harness connection might not have been correctly wired during a prior recall repair, and during production. which can expose the electrical connector to corrosion, and result in an electrical short-circuit.
- Safety risk
- An electrical short circuit can increase the risk of a fire.
- Remedy
- Dealers will replace the two-part wiring harness and connector, free of charge. Interim letters, notifying owners of the safety risk, were mailed August 9, 2024. A second notice will be sent once the final remedy is available. Owners may contact MBUSA customer service at 1-877-496-3691. MBUSA's number for this recall is 2024100002/3. This recall supersedes recall 22V-533. Vehicles repaired under the prior recall will still need to have the new remedy performed.
Verify your specific vehicle by VIN at nhtsa.gov. Recall repairs are free of charge by law.