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Old 03-18-2013, 11:07 AM   #1
Jason Allen
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Join Date: Mar 2013
Location: NC
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My Ride: 1999 323i
Thump in my trunk

When I put my 323 in gear or when acceletating from a dead stop, I hear a thump from the rear. Is this something that should worry me?Click image for larger version

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Old 03-18-2013, 11:12 AM   #2
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Join Date: Sep 2012
Location: Old Greg's Cavern
Posts: 12,797
My Ride: '13 128i STX
Maybe. Check your subframe bushings, diff bushings, and subframe mounting points. That model year is known for tearing the subframe mounting out. Worse case is that you have to weld on a repair kit (~$800-$1500 depending on who welds it). Best case, it's just a worn out bushing or shock mount.

Last edited by WDE46; 03-18-2013 at 11:12 AM.
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