Power Amplifier
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.
Remove the front seat on the passenger side. See:
See Lifting the front seats in and out for mechanical seats or
See Lifting seats in and out for power seats.
Remove the two screws.
Disconnect the connectors.