Grab 4 jackstands and a friend, get the truck in the air, and 'drive' it to verifiy your noise. Truck doesn't need to be too far off the ground, just enough for the tires to clear.

When's the last time the gear oil was changed? Start there anyway.

http://www.walkablecommunities.org/

Democracy is two wolves and a lamb voting on what to have for dinner. Liberty is a well-armed lamb contesting the vote.

**ubi apis- ibi salus**