compliance bushing

I have seen a lot of posts about the element control arm bushings... http://www.elementownersclub.com/forums/showthread.php?t=65430 http://www.elementownersclub.com/forums/showthread.php?t=56522 http://www.elementownersclub.com/forums/showthread.php?t=58595...

I took my element in for an oil change at a dealership, they told me that my compliance bushings were torn. I'm going on a long road trip in a couple weeks from AZ to WI and back. Is this something I need to get fixed before my trip? or will I be alright? The tech quoted me $546 for this...