Noise from the rear end

What is with Fords bushings? My wife's contourhas made squawking noise from day one from the rear sway bar. I've taken them off, greased the bushings,
installed them, and a couple of weeks later, squawking again. I'm getting tired of greasing these things. Any suggestions/
Outgoing mail is certified Virus Free.
Checked by AVGAS anti-virus system ( ).
  Click to see the full signature.
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file
Upload is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.