Originally Posted by
reddog3
If that bonded joint really has failed to some degree you should be able to hear it. What I do on those suspect joints is cover the crack with a little nail polish and go ride. If it's loose it will crack again. Doesn't mean though that it's destined for complete failure.
+1, if it isn't moving, it isn't likely to break suddenly (if at all). As RedDog says, you might want to cover or seal the crack to keep weather out. Either use nail polish or touch up paint, or one turn of electrical tape.