30-03-12, 02:06 PM
If you've just unblocked them and re-routed them then it could have flushed out any crap in there. Is the bike kept outside without a cover / used in the rain?
If it continues, its worth investigating, if it was just the one time I wouldn't be too concerned.
If it continues, its worth investigating, if it was just the one time I wouldn't be too concerned.