I am wondering if anyone has any recommendations on who does rebuilds/repairs on original ECM for my 03 XC70?

Hi I am looking at buying a 2005 V50 T5 Wagon with 31,000 miles for a decent price. It was a flood vehicle and subsequently has no power to the power seats and center floating console. Ultimately I am searching for a wiring diagram for the vehicle so that I can begin to look at what it will take to ...