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VIOLENT FRONT END OSCILLATION

Suspension
Suspension:Front

Summary
ODI has received 78 consumer complaints of severe suspension and steering wheel shimmy and oscillations commencing after the subject vehicles traveled over an uneven road surface. The majority of these incidents occurred at speeds of 50 mph or greater.thirteen of the complaints received by ODI allege loss of steering control and that the vehicle changed driving lanes uncontrollably.four of the complaints received by ODI allege that the vehicle left the road surface as a result of the violent suspension and steering wheel oscillations.in one case the consumer alleges that after the vehicle left the road surface, it crashed into a wooded area.additionalfactors contributing to the opening of this ea were early warning field reports, submitted by Ford, describing suspension shimmy / oscillationsand a Ford tsb (07-10-10) describing the suspension shimmy issue and how to repair the problem.Ford has described shimmy as "self-excited oscillation of the steering wheels with accompanying wheel tramp".this PE has been upgraded to an engineering analysis (ea) to determine if the shimmy condition that occurs on the subject vehicles creates a condition where the vehicle becomes difficult to control or startles the driver, thus presenting a safety risk.
Documents (7)

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Date Opened
NOV 15, 2007
Date Closed
MAR 14, 2008
NHTSA Recall #
No recall issued
  • Status:
    CLOSED
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