Daimler's (NASDAQOTH:DDAIF) Mercedes-Benz is one of the best brands in the global luxury-car business – but recently, Mercedes' sales have stalled in several important markets. While some blame tired models and too-daring styling, the truth is that Mercedes has some of the fiercest competitors in the business – and keeping up has sometimes proven to be a challenge.

But Mercedes-Benz sales were up last month, and there are some signs that the three-pointed star may be shining a little brighter. In this video, Fool.com contributor John Rosevear looks at Mercedes' latest global sales numbers – and at whether this great old brand is finally shifting into high gear.

Fool contributor John Rosevear owns shares of General Motors. Follow him on Twitter at @jrosevear.The Motley Fool recommends General Motors. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.