# Service bulletin NCU\-2020050010

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: Service bulletin
- NHTSA id: 10176668
- Published by NHTSA: 2020\-06\-22
- Manufacturer's number: NCU\-2020050010
- Manufacturer's date: 2020\-05\-22
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

The software in the NTG5 control unit may not correspond with our internal specifications in the vehicles of the above\-mentioned model series transferred to you. For this reason, the possibility exists that the automatic car wash mode may be activated after ignition ON/OFF.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10176668-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10176668-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2020 MERCEDES\-BENZ GLS 450

JSON: [/v1/bulletins/10176668](/v1/bulletins/10176668)

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