They have checked the battery with a meter while pulling fuses and that revealed nothing.

I have a '93 960 SW ( a gift from my Daddy 4 years ago). It has around 190,000 miles on it now. Worked perfectly until the first of 2007. In short, at first we thought a new battery was needed, so we bought one. The next day it was dead. Hubby suggested it might be the alternator, bought a new one, ...