Vacuum tree wiggle- 98 S70 T5
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veezmachine
- Posts: 4
- Joined: 13 Oct 2025, 00:15
- Year and Model: 1998 S70 T5
- Location: Southern California
- Has thanked: 2 times
- Been thanked: 2 times
Hey all, was wondering if anyone else noticed that the vacuum tree on the manifold has a bit of wiggle/play to it even when tightened down? Asking because I've snapped 2 bolts before trying to get it tight on there (and managed to get them both out thankfully), but I wanted to make sure that I was in the right area by leaving it after just hand-tightening. I can't find any torque specs for it, so I wanted to double chekc. Thanks!
- abscate
- MVS Moderator
- Posts: 36137
- Joined: 17 Feb 2013, 17:54
- Year and Model: 99: V70s S70s,05 V70
- Location: Port Jefferson Long Island NY
- Has thanked: 1609 times
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That needs to be firm to seal against vacuum leaks. Check the gasket and see if there is nastiness thereveezmachine wrote: 31 Jan 2026, 14:23 Hey all, was wondering if anyone else noticed that the vacuum tree on the manifold has a bit of wiggle/play to it even when tightened down? Asking because I've snapped 2 bolts before trying to get it tight on there (and managed to get them both out thankfully), but I wanted to make sure that I was in the right area by leaving it after just hand-tightening. I can't find any torque specs for it, so I wanted to double chekc. Thanks!
Just a wrist torque on those bolts, don’t gorilla them. M6 so 10 ft lb is plenty
Empty Nester
A Captain in a Sea of Estrogen
1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
Link to Maintenance record thread
A Captain in a Sea of Estrogen
1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
Link to Maintenance record thread
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scot850
- Posts: 15482
- Joined: 05 Apr 2010, 14:46
- Year and Model: 2000 V70 R
- Location: Calgary, Alberta, Canada
- Has thanked: 2197 times
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Been a long time since I removed a vacuum tree. Does it not have an O-ring on there where it bolts down? If it does, it does not have to be cranked all the way down hard. Are the bolts too long so bottoming out before getting the tree tight?
Neil.
Neil.
2006 V70 2.5T AWD Polestar tune
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
2000 V70 SE NA - Sold
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
2000 V70 SE NA - Sold
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