Mercedes-Benz AMG S 63 E 2021–2026 — technical service bulletin
Bulletin PSL-NCU Return Parts 6/05 · NHTSA communication 11033760 · issued Jun 5, 2026
Technical service bulletin
communication type
Fuel/propulsion System
component
2021–2026
model years
16
vehicle entries
Official summary
Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 25, 2026. After June 25th, returns of these parts will no longer be accepted. These parts should be returned via ZSR Special Return, using item category SCM Authorized Part Return. Please include a copy of this NCU as your authorization to return these parts. This procedure will not affect your return allowance. All returned parts will be replaced in accordance wi
Vehicles covered
- 2024 Mercedes-Benz AMG S 63 E
- 2025 Mercedes-Benz AMG S 63 E 4MATIC+
- 2026 Mercedes-Benz AMG S 63 E 4MATIC+
- 2021 Mercedes-Benz S 580
- 2022 Mercedes-Benz S 580
- 2023 Mercedes-Benz S 580
- 2024 Mercedes-Benz S 580
- 2023 Mercedes-Benz S 580 4MATIC
- 2025 Mercedes-Benz S 580 4MATIC
- 2026 Mercedes-Benz S 580 4MATIC
- 2021 Mercedes-Maybach S 580
- 2022 Mercedes-Maybach S 580
- 2023 Mercedes-Maybach S 580
- 2024 Mercedes-Maybach S 580
- 2025 Mercedes-Maybach S 580 4MATIC
- 2026 Mercedes-Maybach S 580 4MATIC
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.