I have a»99 Mitsubishi Eclipse GS that has a terrible vibration problem that occurs at all speeds, with it being very bad on the highway. (mechanics.stackexchange.com)
There has been a minor vibration problem since new that checks and aligments by the dealer and a tyre place have not improved. (mechanics.stackexchange.com)
1971 - Prompted by vibration problems on the racecars, the crankshaft was redesigned. (zcca.org)