Hello to All. I am new to the forum. I have had 3 Volvo's over the years. I have had a 1997 850GLT, a 2002 S60, and presently a 2004 C70. I loved the first 2 Volvo's, but this last car has been a problem child. I was hoping for some help. 4 months ago I replaced the Battery and Alternator. 3 weeks a...