# Service bulletin LI27.10\-P\-075869 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: 11005331 - Published by NHTSA: 2024\-07\-30 - Manufacturer's number: LI27.10\-P\-075869 - Manufacturer's date: 2024\-07\-09 - NHTSA component: POWER TRAIN ## NHTSA's summary Complaint Only vehicles with a variable transfer case are affected. Can be identified through control unit N45 or N15/7 in the quick test When accelerating with light load, vibrations or jolting sensation may come from the drivetrain Cause Modified oil quality of the transfer case over time Remedy Check initial quick test for faults in the following control units N45 \- All\-wheel drive \(ARS\) N127 \- 'Drivetrain' \(PTCU\) control unit Y3/8 \- Transmission control for 9\-gear transmission \(VGS\) N3/10 \- Engine electronics for combustion engine If faults are present, process them as per the guided test in Xentry If no faults are present: Check the oil level of the transmission If the oil level is correct: Unplug the connector for the transfer cases control unit Reassess the vehicle on a subsequent test drive If the complaint no longer occurs: Perform an oil change of the transfer case Reassess the vehicle following the oil change If the problem continues to occur with the plug removed or after the oil change has been carried out: Create a TIPS case with the following data Initial quick test with fault freeze frame data EEPROM data from Y3/8 Transmission control unit EEPROM data from N45 All\-wheel drive Injector performance data ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005331-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11005331-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Transmission and driveline ## Vehicles listed - 2018 MERCEDES BENZ C 300 4MATIC - 2016 to 2018 MERCEDES\-BENZ AMG C43 - 2020 to 2024 MERCEDES\-BENZ AMG C43 - 2019 to 2021 MERCEDES\-BENZ AMG C63 - 2019 to 2021 MERCEDES\-BENZ AMG C63 S - 2023 MERCEDES\-BENZ AMG C63 S - 2019 to 2021 MERCEDES\-BENZ AMG CLS53 - 2017 to 2018 MERCEDES\-BENZ AMG E43 - 2019 to 2023 MERCEDES\-BENZ AMG E53 - 2018 to 2020 MERCEDES\-BENZ AMG E63 - 2022 MERCEDES\-BENZ AMG E63 - 2023 MERCEDES\-BENZ AMG E63 S - 2018 to 2022 MERCEDES\-BENZ AMG E63S - 2019 to 2024 MERCEDES\-BENZ AMG G63 - 2017 to 2023 MERCEDES\-BENZ AMG GLC43 - 2018 to 2022 MERCEDES\-BENZ AMG GLC63 - 2020 to 2022 MERCEDES\-BENZ AMG GLC63 S - 2018 to 2019 MERCEDES\-BENZ AMG GLC63S - 2017 to 2020 MERCEDES\-BENZ AMG GLE43 - 2021 MERCEDES\-BENZ AMG GLE53 - 2023 to 2024 MERCEDES\-BENZ AMG GLE53 4MATIC\+ - 2018 MERCEDES\-BENZ AMG GLE63 - 2020 to 2021 MERCEDES\-BENZ AMG GLE63 - 2024 MERCEDES\-BENZ AMG GLE63 - 2023 to 2024 MERCEDES\-BENZ AMG GLE63 S 4MATIC\+ - 2018 MERCEDES\-BENZ AMG GLE63S - 2020 to 2021 MERCEDES\-BENZ AMG GLS63 - 2023 MERCEDES\-BENZ AMG GLS63 4MATIC\+ - 2020 to 2024 MERCEDES\-BENZ AMG GT43 - 2019 to 2023 MERCEDES\-BENZ AMG GT53 - 2019 to 2024 MERCEDES\-BENZ AMG GT63 - 2023 MERCEDES\-BENZ AMG GT63 S - 2019 to 2021 MERCEDES\-BENZ AMG GT63S - 2018 to 2021 MERCEDES\-BENZ AMG S63 - 2022 to 2023 MERCEDES\-BENZ AMG SL63 - 2024 MERCEDES\-BENZ AMG SL63 S E - 2017 to 2019 MERCEDES\-BENZ AMG SLC43 - 2017 to 2024 MERCEDES\-BENZ C 300 - 2020 MERCEDES\-BENZ C 350 - 2019 to 2023 MERCEDES\-BENZ CLS 450 - 2016 MERCEDES\-BENZ CLS 550 - 2018 MERCEDES\-BENZ CLS 550 - 2015 MERCEDES\-BENZ CLS550 - 2017 MERCEDES\-BENZ CLS550 - 2018 to 2019 MERCEDES\-BENZ E 300 - 2020 to 2023 MERCEDES\-BENZ E 350 - 2021 MERCEDES\-BENZ E 350 E - 2018 MERCEDES\-BENZ E 400 - 2019 to 2023 MERCEDES\-BENZ E 450 - 2016 to 2017 MERCEDES\-BENZ E300 - 2016 to 2017 MERCEDES\-BENZ E400 - 2019 to 2024 MERCEDES\-BENZ G 550 - 2017 MERCEDES\-BENZ GL350 - 2017 MERCEDES\-BENZ GL450 - 2018 to 2023 MERCEDES\-BENZ GLC 300 - 2020 to 2021 MERCEDES\-BENZ GLC 350 E - 2016 to 2017 MERCEDES\-BENZ GLC300 - 2018 to 2020 MERCEDES\-BENZ GLE 350 - 2022 to 2024 MERCEDES\-BENZ GLE 350 - 2020 MERCEDES\-BENZ GLE 350 E - 2018 to 2019 MERCEDES\-BENZ GLE 400 - 2024 MERCEDES\-BENZ GLE 400 E - 2020 to 2024 MERCEDES\-BENZ GLE 450 - 2020 to 2021 MERCEDES\-BENZ GLE 580 - 2022 to 2024 MERCEDES\-BENZ GLE 580 4MATIC - 2016 MERCEDES\-BENZ GLE350 - 2016 MERCEDES\-BENZ GLE350D - 2017 MERCEDES\-BENZ GLE400 - 2016 to 2017 MERCEDES\-BENZ GLE450 - 2018 to 2020 MERCEDES\-BENZ GLS 450 - 2022 to 2024 MERCEDES\-BENZ GLS 450 4MATIC - 2018 to 2019 MERCEDES\-BENZ GLS 550 - 2020 MERCEDES\-BENZ GLS 580 4MATIC - 2022 to 2024 MERCEDES\-BENZ GLS 580 4MATIC - 2017 MERCEDES\-BENZ GLS350D - 2017 MERCEDES\-BENZ GLS450 - 2021 MERCEDES\-BENZ GLS450 - 2017 MERCEDES\-BENZ GLS550 - 2021 MERCEDES\-BENZ GLS580 - 2018 to 2020 MERCEDES\-BENZ S 450 - 2021 MERCEDES\-BENZ S 500 - 2023 MERCEDES\-BENZ S 500 - 2022 MERCEDES\-BENZ S 500 4MATIC - 2024 MERCEDES\-BENZ S 500 4MATIC - 2021 MERCEDES\-BENZ S 560 - 2019 to 2020 MERCEDES\-BENZ S 560 E - 2021 MERCEDES\-BENZ S 580 - 2023 MERCEDES\-BENZ S 580 - 2022 MERCEDES\-BENZ S 580 4MATIC - 2024 MERCEDES\-BENZ S 580 4MATIC - 2023 MERCEDES\-BENZ S 580 E - 2024 MERCEDES\-BENZ S 580 E 4MATIC - 2017 MERCEDES\-BENZ S550 - 2017 MERCEDES\-BENZ S550 4MATIC - 2020 MERCEDES\-BENZ SL 450 - 2018 to 2020 MERCEDES\-BENZ SL 550 - 2017 MERCEDES\-BENZ SL450 - 2017 MERCEDES\-BENZ SL550 - 2018 to 2020 MERCEDES\-BENZ SLC 300 - 2017 MERCEDES\-BENZ SLC300 - 2016 MERCEDES\-BENZ SLK300 - 2022 to 2024 MERCEDES\-MAYBACH GLS 600 4MATIC - 2018 to 2020 MERCEDES\-MAYBACH S 560 4MATIC - 2021 MERCEDES\-MAYBACH S 580 - 2022 to 2024 MERCEDES\-MAYBACH S 580 4MATIC - 2023 to 2024 MERCEDES\-MAYBACH S 680 - 2022 MERCEDES\-MAYBACH S 680 4MATIC - 2017 MERCEDES\-MAYBACH S550 JSON: [/v1/bulletins/11005331](/v1/bulletins/11005331) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20LI27.10-P-075869&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11005331&vehicle=Service%20bulletin%20LI27.10-P-075869)