Motorola V180 / V186 / V188
sim card and address book
The cold weather isn't good for any electronic.
Hot weather is bas also. Any extreme conditions should be avoided. How old is the phone ? Do you still have a warranty ? Who is your service provider ?
World Wide Wireless
My phone came preset to be saving numbers the the phone, and I didn't realize it at first (it's an option when you enter the number.) Just to make sure, go to phonebook, menu, copy, then copy all to sim. If you already had some of these numbers on your sim, it will make duplicates, but it's easy to delete them.