# Other PSL\-NCU Return Parts 9/18

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Other
- NHTSA id: 11037379
- Published by NHTSA: 2026\-09\-18
- Manufacturer's number: PSL\-NCU Return Parts 9/18
- Manufacturer's date: 2026\-09\-18
- NHTSA component: VISIBILITY/WIPER; STRUCTURE:BODY; SUSPENSION; POWER TRAIN

## NHTSA's summary

Dear Dealer Partners, 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 Thursday, October 8th, 2026. After October 8th, we will no longer accept returns of these parts. 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. We will replace all returned parts in accordance with the chart below.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037379-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037379-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Glass, wipers and mirrors, Suspension, Transmission and driveline, Wipers and washers

## Vehicles listed

- 2023 to 2024 MERCEDES\-BENZ AMG C43
- 2023 to 2026 MERCEDES\-BENZ AMG C43 4MATIC
- 2024 MERCEDES\-BENZ AMG C63 S E
- 2024 to 2025 MERCEDES\-BENZ AMG C63 S E 4MATIC\+
- 2026 MERCEDES\-BENZ AMG C63 S E PERFORMANCE 4MATIC\+
- 2024 to 2026 MERCEDES\-BENZ AMG S 63 E 4MATIC\+
- 2022 to 2027 MERCEDES\-BENZ C 300
- 2022 to 2027 MERCEDES\-BENZ C 300 4MATIC
- 2023 MERCEDES\-BENZ GLS 600
- 2021 MERCEDES\-BENZ S 500
- 2023 MERCEDES\-BENZ S 500
- 2022 to 2027 MERCEDES\-BENZ S 500 4MATIC
- 2021 MERCEDES\-BENZ S 580
- 2023 MERCEDES\-BENZ S 580
- 2022 to 2027 MERCEDES\-BENZ S 580 4MATIC
- 2023 MERCEDES\-BENZ S 580 E
- 2023 to 2026 MERCEDES\-BENZ S 580 E 4MATIC
- 2021 MERCEDES\-MAYBACH GLS 600
- 2022 to 2026 MERCEDES\-MAYBACH GLS 600 4MATIC
- 2021 MERCEDES\-MAYBACH S 580
- 2022 to 2026 MERCEDES\-MAYBACH S 580 4MATIC

JSON: [/v1/bulletins/11037379](/v1/bulletins/11037379)

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