TSB: MERCEDES-BENZ AMG C63, AMG C63 S, AMG E63, AMG E63 S, AMG E63S, AMG G63, AMG GLC63, AMG GLC63 S, AMG GLE63 S, AMG GLS63, AMG GT 63, AMG GT C, AMG GT R, AMG GT S, AMG GT63, AMG GT63 S, AMG GT63S, AMG S63, AMG SL55, AMG SL63, G550, G63, GLC63, GLE580, GLS580, GLS600, MAYBACH GLS600, S560, S560E, S580, S580E (2020–2024)
Bulletin EW-EngineThermSW — December 1, 2023
Bulletin Details
| Bulletin ID | EW-EngineThermSW |
| Manufacturer | MERCEDES-BENZ |
| Models | AMG C63, AMG C63 S, AMG E63, AMG E63 S, AMG E63S, AMG G63, AMG GLC63, AMG GLC63 S, AMG GLE63 S, AMG GLS63, AMG GT 63, AMG GT C, AMG GT R, AMG GT S, AMG GT63, AMG GT63 S, AMG GT63S, AMG S63, AMG SL55, AMG SL63, G550, G63, GLC63, GLE580, GLS580, GLS600, MAYBACH GLS600, S560, S560E, S580, S580E |
| Model Years | 2020–2024 |
| Date Issued | December 1, 2023 |
| Date Added to NHTSA | January 3, 2024 |
| Component | ENGINE AND ENGINE COOLING |
| Vehicles Affected | 148 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC ("MBUSA") is extending the warranty coverage on the engine thermostat (including s
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| MERCEDES-BENZ | AMG SL55 | 2024 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL55 | 2024 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG SL63 | 2024 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL63 | 2024 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 S | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 S | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG E63 S | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG E63 S | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLC63 S | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLC63 S | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLE63 S | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLE63 S | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLS63 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLS63 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63 S | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63 S | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG SL55 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL55 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG SL63 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL63 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLE580 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLE580 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLS580 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLS580 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | GLS600 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | GLS600 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLS600 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLS600 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | S580 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | S580 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S580 | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S580 | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S580E | 2023 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S580E | 2023 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 S | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 S | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG G63 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG G63 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLE63 S | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLE63 S | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLS63 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLS63 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG SL55 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL55 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG SL63 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG SL63 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | G550 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | G550 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLE580 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLE580 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLS580 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLS580 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | GLS600 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | GLS600 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S580 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S580 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | S580 | 2022 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | S580 | 2022 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 S | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 S | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG E63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG E63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG E63S | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG E63S | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG G63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG G63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLC63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLC63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLC63 S | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLC63 S | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLE63 S | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLE63 S | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLS63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLS63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT C | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT C | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63S | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63S | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG S63 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG S63 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | G550 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | G550 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLE580 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLE580 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLS580 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLS580 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | GLS600 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | GLS600 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | MAYBACH GLS600 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | MAYBACH GLS600 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S560 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S560 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | S560 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | S560 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S580 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S580 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | S580 | 2021 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | S580 | 2021 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG C63 S | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG C63 S | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG E63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG E63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG E63S | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG E63S | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG G63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG G63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLC63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLC63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLC63 S | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLC63 S | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GLS63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GLS63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT 63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT 63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT C | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT C | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT R | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT R | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT S | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT S | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG GT63S | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG GT63S | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | AMG S63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | AMG S63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | G550 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | G550 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | G63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | G63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLC63 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLC63 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLE580 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLE580 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | GLS580 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | GLS580 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-MAYBACH | S560 | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-MAYBACH | S560 | 2020 | 110000 ELECTRICAL SYSTEM |
| MERCEDES-BENZ | S560E | 2020 | 060000 ENGINE AND ENGINE COOLING |
| MERCEDES-BENZ | S560E | 2020 | 110000 ELECTRICAL SYSTEM |
Related MERCEDES-BENZ Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized MERCEDES-BENZ dealer. Bring this bulletin ID (EW-EngineThermSW) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.