WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: API SYMBOL
Courtesy of CHRYSLER LLC
Use an engine oil that is API Certified. Mopar® provides engine oils, meeting Material Standard MS-6395, that meet or exceed this requirement.