The Seeking Michigan website has a collection of nearly one million death records searchable and online. The records run from 1897 to 1920.
To search the records, select advanced search from the search field at the top of the landing page. “Death Records” will be preselected. Needless to say, take a moment to look at the other types of records you can search on this site. The list is impressive and you may want to spend some time here.
Check it out at: Death Records, 1897-1920 « Seeking Michigan