check the steering stabilizer
because the front and rear wheel are trying to turn at different speeds but can't due to being in 4wd
Wrench tight
check your power steering fluid and also make sure your front dif is lubed up right
it should be pretty tight, but no so tight that it stretches it
Savate.
On the front of the engine. It keeps the belt tight.
Tight is tight... get it snug, roll with it.
It shouldn't be too loose and it shouldn't too tight. It should be loose enough for you to just slide your fingers between, and it should be tight enough for the saddle to stay secure.
There are 2 screws on the interior part of the doorknob they should be hand tight with a screwdriver and that should do it.
Bad CV or U-Joint.
Your ring should be just tight enough not to slip too easily off your finger. A too tight ring can cause restriction of blood to the finger tip.