my sterring is jerking back to center while turning

1993 MERCURY SABLE STATION WAGON
109,000 MILES
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BUDDYLOVE1972
  • MEMBER
  • 1 POST
1993 mercury sable wagon 3.8 sterring jerks back to center while turning.is it rack or power sterring.drive great going straight.
Aug 27, 2012 at 10:13 PM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,814 POSTS
Such problems are caused by the steering rack control valve.

A loose power steering pump belt can cause jerky movements as well. Check the belt tension first and tell tale signs are usually screeching noise when turning the steering.
Aug 27, 2012 at 10:37 PM
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