it is to see if your needles are calibrated correctly, all the idiot lights are working and all the EVIC's pixel lights are working. have you tried this on your challenger?
Chrysler 300 Cold Start
Starting up the Black Chrysler 300 Limited 3.5L due to an oil change ;)
Is the remote start a factory option, or only aftermarket? The 300 is also
available over here in europe, but I think regulations wouldn't allow
remote start here.