Wow, Thank you so much for all the great information. I really appreciate all the responses and the BITOG fourum in general! I've spent many hours here and have learned so much!
My son just bought a used 2018 Volvo S60 Cross Country with 22,000 miles. It has the 8 speed automatic, Aisin, I believe. I stopped by the dealer to get quotes for replacing ATF, transfer case fluid and differential fluid. Two service guys and one mechanic strongly cautioned me not to change the...