Hi, Sorry -no pdf. Just find the drain at the botom of the radiator, remove radiator cap when engine has not been run for 6 or more hours, insert allen/hex key and loosen the drain. Once completed then tighten up the drain (careful its plastic) pressure test the system,and refill slowly with Volvo ...

Thank you so much John!

I'm new here. Got a 2004 S80 2.5T with 46K miles on it. Thinking of changing all fluids. A few questions: From other post, looks like I can use the Mobil 3309 ATF, just want to confirm. Do I need to change the trans filter too? If so , should I flush it first and then drop the pan to change the filt...