NHTSA service bulletin

NHTSA Service Bulletin 11018712: 2014-2025 Mercedes-benz Amg Cla35

Official manufacturer communication context for 2014-2025 Mercedes-benz Amg Cla35, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11018712 summary graphic for 2014-2025 Mercedes-benz Amg Cla35
11018712NHTSA document ID
Manufacturer communicationcommunication type
82affected product rows
90/100quality score

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

Complaint MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or (549+U19). Cause Head unit software variant. Remedy For all chassis use Xentry to update head unit (A26/17). Target boot software number should be either: 247 904 6600 (E905.4) OR 247 904 7500 (E906.1) If vehicle fits all criteria and either target software is not available via Xentry, please open an XSS ticket. Damage code 5424x-01 may be used with a repair start date after June 2nd, 2025.

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 Cla352020-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Cla452020-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E 53 4matic+ Wagon2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E532019-2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E53 S2021Ask 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 E632020-2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E63 S2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E63s2020-2022Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gla 352024, 2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gla 45s2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gla352017, 2018, 2021, 2022, 2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gla452014-2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gla45 S2021Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc432016-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc632018-2022Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc63 S2020-2023Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Glc63 S E2024, 2025Ask 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 11018712?

Complaint MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or (549+U19). Cause Head unit software variant. Remedy For all chassis use Xentry to update head unit (A26/17). Target boot software number should be either: 247 904 6600 (E905.4) OR 247 904 7500 (E906.1) If vehicle fits all criteria and either target software is not available via Xentry, please open an.

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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