If you need to change a dead, weak or worn out battery in the key fob remote control for your second generation (2011, 2012, 2013, 2014, 2015, 2016 & 2017) Chrysler 300 (also the 300C or 300S) sedan, check out my DIY tutorial for the procedure (with the replacement part number) by clicking on the text link or thumbnail image below.