You can find objects and elements in the library settings, door/window settings and material list dialogs by searching for their names in the search box .
Location of Search Box
You can access it from the library settings dialog.
You can access it from the door/window settings dialog.
You can access it from the material list dialog.
In the library command, click the settings icon to open the library settings dialog.
Type serving car in the search box.
Objects with the name serving car will be listed.
Click on the one you want. The serving car settings you clicked on will open.