NHTSA service bulletin

NHTSA Service Bulletin 11020951: 2021-2025 Mercedes-benz Amg C43

Official manufacturer communication context for 2021-2025 Mercedes-benz Amg C43, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11020951 summary graphic for 2021-2025 Mercedes-benz Amg C43
11020951NHTSA document ID
Over-the-air software updatecommunication type
31affected product rows
31source rows grouped

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system software available for certain subject vehicles. The updated software improves system stability and enhances the robustness of the driver assistance system. MBUSA will conduct an OTA service campaign. Remote software updates are automatically downloaded and installed in the customers vehicle free of charge and do not require a dealer visit.

What this bulletin may mean before buying

Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.

Affected products listed in this communication

MakeModelModel yearsBuyer note
Mercedes-benzAmg C432021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg C63 S E2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Cle532024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E53e2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Eqe2023, 2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Eqs2022-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc432021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc63 S E2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gt432021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Sl432022-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Sl552022-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Sl632022, 2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Sl63 S E2024, 2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzC 3002021-2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 3502021-2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 350 4matic2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 450 4matic2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 450 4matic All-terrain2025Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 11020951?

Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system software available for certain subject vehicles. The updated software improves system stability and enhances the robustness of the driver assistance system. MBUSA will conduct an OTA service campaign. Remote software updates are automatically downloaded and installed in the customers vehicle free of charge and do not.

Is a service bulletin the same as a recall?

No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.

How should a used-car buyer use this bulletin?

Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.

Check the exact VIN before you buy

Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.

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