what causes the car to vibrate when travelling at or above 70 miles per hour
Sep 24, 2008 at 2:26 PM
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GFIMOTORCARS
✓Experienced Mechanic
673 POSTS
This could be a couple of things. First I would check your flex disks which attach your drive shaft to your transmission and differential. When these begin to crack you will get vibrations at higher speeds. Also a worn tranimission mount may cause a similar condition.