WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Expansion Tank
Courtesy of VOLVO CARS OF NORTH AMERICA.
spark plugs cover
two fuel lines clamps
lift expansion tank place over engine to one side
front timing cover
right front wheel
Remove right fender liner to expose the vibration damper.