Mich. Comp. Laws § 445.1933

Sec. 13. The department may not prohibit a dealer from selling a particular line-make after a dealer agreement has been terminated or not renewed under section 9 or 11. If recreational vehicles of a line-make are not returned or required to be returned to the manufacturer, the dealer may continue to sell all line-makes that were subject to the dealer agreement and are currently in stock until those line-makes are no longer in the dealer inventory.