What is the red lighting bolt on dash of a Chrysler 300?

The red lightning bolt on the dashboard of a Chrysler 300 indicates a problem with the vehicle's electrical system. It's a serious warning light, and you should not continue driving for an extended period with it illuminated. The exact cause could be various things ranging from a minor issue like a loose battery terminal to something more severe like an alternator failure or a short circuit. You should have the vehicle inspected by a qualified mechanic as soon as possible to diagnose and repair the problem.