Thanks for the quick replies. 1. ECU codes would have to be checked through my Volvo dealer. 2. I don't have an arrow; I have a W below the gear shift which lights up. Nothing else was on or flashing at any time. I know very little about cars, so when you say a transmission problem, why would it shi...

Today while driving about 5 miles my 2001 V70 T5 wih 118,000 miles on it kept jumping into W gear -- of course slowing me down. I pushed the W putting it back into Drive but finally it wouldn't go out of W. At home I put into into Manual 2nd which took it out of W. I put it back into D and it stayed...