The car just started shaking like it's kinds floating on the road?
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1991 BMW 535i Question: car shakes
Answer #1Chow February 25, 2011, 13:15Master
Check the rear shocks, if it has large spherical black units attached to the shocks, they commonly fail internally and require replacing. You are able to replace it with a new NORMAL shock without the round unit, should be better but you need to buy a shock and spring.
Also check the bushes