[s-cars] Weather related double whammy

[calvinlc at earthlink.net]

>Don't worry about replacing the battery, the ECU will be fine.  You just
>have to enter the security code for the radio (and possibly the cell
>phone in the armrest, if used).


What determines whether you have to enter the security code for the radio?
I have changed batteries numerous times and I have never had to enter the
security code.

--Calvin