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98 V70XC Whats the black box under the engine

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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pred
Posts: 38
Joined: 3 February 2014
Year and Model: V70XC 1998
Location: Philaburgh pa

98 V70XC Whats the black box under the engine

Post by pred »

I was replacing the motor mounts today and spied with my eye a black box mounted under the Engine, Angle gear area,
Whats is this box?
Its missing 3 of the screws and with the snow I put it thru this year I know that box was plowing snow,
What is it and whats inside it?
BTW the mount on the pulley side of the engine fell into two parts once the bottom spacer was removed,
I bought the car with a good vibration which kept the price down,
Now its SMOOOOTH
Now,
Whats that box?
Peter
Heres a pic of the black box,
Just behind the engine and just in front of cross member,
Attachments
bb.jpg
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Last edited by pred on 23 Mar 2014, 14:17, edited 1 time in total.

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rspi
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Post by rspi »

Pic?
'95 855 T-5R M, Panther - 22/28 mpg, 546,000 miles
'95 955 T-5R Yellow Wagon, Lemonade, 180,000 miles
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Ozark Lee
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Post by Ozark Lee »

I seem to recall a vibration dampener in that area. The thing that always made me mad was the plate behind the oil drain plug, it just spews oil everywhere so I just took it off and threw it away.

...Lee
'94 850 N/A 5 speed
'96 Platinum Edition Turbo
Previous:
1999 V70XC - Nautic Blue - Totaled while parked.
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Bluevanacd2005
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Post by Bluevanacd2005 »

Is the black box the oil/coolant heat exchanger?

Spenser
I like curves on my women, not my cars

pred
Posts: 38
Joined: 3 February 2014
Year and Model: V70XC 1998
Location: Philaburgh pa

Post by pred »

Pic posted

Ozark Lee
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Post by Ozark Lee »

What you have there is a genuine pn 9480153 Oscillation Dampener. It is not mission critical.

If it runs smoother without it then leave it off but it is supposed to decrease vibrations if it is bolted on tight. It should be filled with a rubbery material.

...Lee
'94 850 N/A 5 speed
'96 Platinum Edition Turbo
Previous:
1999 V70XC - Nautic Blue - Totaled while parked.
1999 V70XC - RIP - Wrecked Parts Car.
1998 S70 T5
1996 850 N/A
1989 740 GLT
1986 740 GLT
1972 142 Grand Luxe

pred
Posts: 38
Joined: 3 February 2014
Year and Model: V70XC 1998
Location: Philaburgh pa

Post by pred »

So its a box of rubber Huh?
Theres a big rubber disc on my 97 land rover discovery's front axle whish is supposed to do something as well.
OK,
Ill find screws to fill the 3 that werent there and be happy.

polskamafia mjl
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Post by polskamafia mjl »

pred wrote:So its a box of rubber Huh?
Ah yes, that Swedish engineering. :wink:
'All my money is gone and I have an old Volvo.' - Bamse's Turbo Underpants

Current: 1995 Volvo 850 T-5R Manual - Bringing it back from the brink of death
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mtd240
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Post by mtd240 »

Just FYI, I removed mine in May, and haven't had any issues so far.
2007 XC70, white/oak, 175k miles
2008 XC70 3.2L, 115k miles
2016 XC60, osmium grey / off-black, 95k miles
Gone:
1990 240 DL Wagon, M47, lots of goodies. 372,000 miles
1978 242, lots and lots of work to get a reliable daily
1998 V70 XC, Almost done replacing everything, then I sold it :lol:
1996 850 NA, victim of sporadic tree falling. Protected the wife. RIP Volvo

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