how hard is it to replace the rear air bags? can I do this myself? on 1999 Lincoln Continental

I have had the "check ride control" light checked out at auto shop and confirmed both rear air bags are leaking and need replacement. Special tools required?

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2 answers
Google what you want to do, then click on the youtube tab and watch video. Much beter than reading (my) misspelled words pecked on a screen!
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