You do realize this thread is from 2005 and I would guess he has made it home already in SEVEN YEARS or has sold the XC by now.....
As for your BG, a simple $10 Seafoam will do the same and works quite well on Volvos..
If the subject is car purchase related please use jrl1194(at)gmail.com
2006 XC70 White/Black 58K miles, new daily driver
2000 V70R wife's. Won't sell, now 120K miles and still perfect
1994 Lincoln Continental. In concours condition with low miles.