No talking, hung up

Automated voice saying about final notice about car warrnty expiration. Lead me to customer support. Seems like SCAM

don't pick up
it's probably one of those automated telemarketing voice message

car warranty scam

The "This is the second notice that your car's warranty is about to expire" recorded message scam.  

Been getting a number of these calls throughout our office and, as in this case, on my mobile phone.

Someone here is suggesting a class action suit:
http://saizai.livejournal.com/895183.html