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Small leak in exhaust system

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

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GlennG2759
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Re: Small leak in exhaust system

Post by GlennG2759 »

Rain Squeal? I was wondering the same thing!

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- Pete -
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Post by - Pete - »

On AWD P2’s the driveshaft that’s sends power to the rear final drive is located above the exhaust. Occasionally when driving in rain/slush the underside of the exhaust can cool to the point that it contracts. When the underside contracts, the top side of the resonator is pushed upwards & can contact the spinning driveshaft, which creates a truly unnerving sound. If you’ve never heard it before it really can scare the crap out of you!

There is a bracket that is supposed to keep the exhaust from raising upward but it rots out & thus the rain squeal.

A cheap & easy remedy is to use SS zip ties at the bracket in the picture.

604CA33A-09E9-414F-80BA-37CA56AD0818.jpeg
604CA33A-09E9-414F-80BA-37CA56AD0818.jpeg (192.19 KiB) Viewed 411 times
2001 V70XC 200k
2004 V70 AWD 174k
2004 V70R M66 147k
2004 XC70 361k
1995 F250 7.3PSD 262k
2014 Ram 3500 DRW 116k

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