I've browsed for days now with no clear answer so i'm hoping you lot can help. I have a 2004 s60 2.5t with the hu613 stereo, stock, base stereo system. I want to upgrade this head unit with an aftermarket one, I know I need harness's and adapters, ect. BUT will replacing me HU cause any computer problems?

 

Probably. Unless you have the radio removed from the car configuration with software at the dealer.

 

Crutchfield told me they have heard of problems but not in my model year or hu