There have been 3 technical service bulletins issued for the 2018 Mercedes Benz GLS450.
| Bulletin Date: | Dec. 8, 2020 |
| Component: | Visibility:sun/moon roof assembly. |
| Bulletin Summary: | Creaking noise from fixed glass section of panoramic roof in area of rear passenger compartment grab handles |
| Vehicles covered in this TSB: |
2016 Mercedes Benz GLE350,
2017 Mercedes Benz GLE350,
2018 Mercedes Benz GLE350,
2016 Mercedes Benz GLE450,
2017 Mercedes Benz Gls350d,
2016 Mercedes Benz GLS450,
2017 Mercedes Benz GLS450,
2018 Mercedes Benz GLS450,
2017 Mercedes Benz GLS550,
2018 Mercedes Benz GLS550,
2017 Mercedes Benz GLS63,
2018 Mercedes Benz GLS63,
2001 Mercedes Benz ML350,
2003 Mercedes Benz ML350,
2004 Mercedes Benz ML350,
|
| Bulletin Date: | Feb. 1, 2019 |
| Component: | Owners/service manual. |
| Bulletin Summary: | Update digital owner?s manual and add printed manual |
| Vehicles covered in this TSB: |
2018 Mercedes Benz GLS450,
2018 Mercedes Benz GLS550,
2018 Mercedes Benz GLS63,
2018 Mercedes-benz GLE.
|
| Bulletin Date: | Feb. 1, 2019 |
| Component: | Equipment. |
| Bulletin Summary: | Update digital owner?s manual and add printed manual |
| Vehicles covered in this TSB: |
2018 Mercedes Benz GLS450,
2018 Mercedes Benz GLS550,
2018 Mercedes Benz GLS63,
2018 Mercedes-benz GLE.
|
| Bulletin Date: | Mar. 21, 2014 |
| Component: | Electrical system. |
| Bulletin Summary: | Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: oil passage plug hole on left beside mechanical vacuum pump. 2. Right cylinder head: oil passage plug hole below high-press |
| Vehicles covered in this TSB: |
2011 Mercedes Benz CL550,
2012 Mercedes Benz CL550,
2013 Mercedes Benz CL550,
2014 Mercedes Benz CL550,
2011 Mercedes Benz CL600,
2012 Mercedes Benz CL600,
2013 Mercedes Benz CL600,
2014 Mercedes Benz CL600,
2011 Mercedes Benz CL63,
2012 Mercedes Benz CL63,
2013 Mercedes Benz CL63,
2014 Mercedes Benz CL63,
2011 Mercedes Benz CL65,
2012 Mercedes Benz CL65,
2013 Mercedes Benz CL65,
|
| Bulletin Date: | Mar. 21, 2014 |
| Component: | Gasoline fuel system. |
| Bulletin Summary: | Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: oil passage plug hole on left beside mechanical vacuum pump. 2. Right cylinder head: oil passage plug hole below high-press |
| Vehicles covered in this TSB: |
2011 Mercedes Benz CL550,
2012 Mercedes Benz CL550,
2013 Mercedes Benz CL550,
2014 Mercedes Benz CL550,
2011 Mercedes Benz CL600,
2012 Mercedes Benz CL600,
2013 Mercedes Benz CL600,
2014 Mercedes Benz CL600,
2011 Mercedes Benz CL63,
2012 Mercedes Benz CL63,
2013 Mercedes Benz CL63,
2014 Mercedes Benz CL63,
2011 Mercedes Benz CL65,
2012 Mercedes Benz CL65,
2013 Mercedes Benz CL65,
|
Also see
Mercedes Benz vehicle common problems.