Please add your year and trim of your vehicle to your signature line. That way when you start asking questions in other areas of the forum, we all have a better idea on how to assist you. Click on "Quick Links" above, go down to "User Control Panel" and then click on "Edit your Signature" It'* pretty straight forward from there.
You should only need to bleed the cooling system if you've drained the system, replace a hose or T-stat. You can of course bleed it if you feel the need. their is a relief valve on top of the T-stat housing.