NHTSA service bulletin

NHTSA Service Bulletin 11032885: 2021-2026 Mercedes-benz Amg S 63 E

Official manufacturer communication context for 2021-2026 Mercedes-benz Amg S 63 E, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11032885 summary graphic for 2021-2026 Mercedes-benz Amg S 63 E
11032885NHTSA document ID
Manufacturer communicationcommunication type
12affected 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 Driver's seat and/or front passenger seat cannot be adjusted. Not possible to adjust front seats to memory preset. Head restraints of front seats cannot be adjusted. Cannot move to chauffeur mode/reclining seat position. Fault identification: Create log of seat control unit (both conditions must be met) 1. Fault B1F7E54 "Head restraint inclination adjustment not normalized. No calibration." stored in fault memory. 2. Value "0C" present in seat control unit log service 0X220239 (see attachment "seat control unit log"). If fault B1FBB15 "Malfunction in 'Head restraint inclination' switch. There is a short circuit to positive or an open circuit." is also stored in the fault memory, the cause might also be due to the wiring or terminal contacts. Cause Faulty head restraints Remedy Replace the affected head restraint

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 S 63 E2024, 2025Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg S 63 E 4matic+2026Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 5002021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 500 4matic2023, 2025, 2026Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 5802021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 580 4matic2023, 2025, 2026Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 580 E2023, 2024Ask for service records and run the exact VIN before purchase.
Mercedes-benzS 580 E 4matic2023, 2025, 2026Ask for service records and run the exact VIN before purchase.
Mercedes-maybachS 5802021-2024Ask for service records and run the exact VIN before purchase.
Mercedes-maybachS 580 4matic2025, 2026Ask for service records and run the exact VIN before purchase.
Mercedes-maybachS 6802022-2024Ask for service records and run the exact VIN before purchase.
Mercedes-maybachS 680 4matic2023, 2025, 2026Ask 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 11032885?

Complaint Driver's seat and/or front passenger seat cannot be adjusted. Not possible to adjust front seats to memory preset. Head restraints of front seats cannot be adjusted. Cannot move to chauffeur mode/reclining seat position. Fault identification: Create log of seat control unit (both conditions must be met) 1. Fault B1F7E54 "Head restraint inclination adjustment not normalized. No calibration." stored in.

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.

Get Full Report