Thanks all for your replies. Very helpful, just the type of feedback I was looking for. Based on the above, it sounds like, on balance, a drain and fill of the trans fluid would make sense.

I have a 2007 XC90 AWD 3.2, just shy of 82k miles. My first Volvo. I am fortunate to have a well-known, highly respected independent Volvo repair shop close to my home. The owner and his guys have decades of experience and focus on Volvo. I brought the XC in for a fluid/filter freshening, including ...