KEY POINTS
  • On Saturday, Fiat Chrysler replaced CEO Sergio Marchionne after his health took a downturn.
  • President John Elkann broke the news in a letter that hailed Marchionne, and rallied support for his replacement.

On Saturday, r abruptly replaced CEO after nearly a decade at the helm, based on his worsening health.

The company has been notably reticent with details about Marchionne's condition, but his health appeared to worsen after undergoing shoulder surgery approximately three week ago. The Italian-born 66-year old, who led the company out of its government bailout into an impressive era of prosperity, will also step down from his dual role as CEO of , the race car manufacturer spun off from Fiat more than 2 years ago.