Oldsmobile Ciera Air Conditioner Compressor Clutch

How Much Would It Cost To Get The A/c Fixed In These Types Of Cars? They Say It Just Needs An A/c Clutch.

Also What Do I Need To Unplug And Disable ? And Where Are They Located ? It Has The 3300 V6 With The 3 Coil Packs. Also What Should I See As...

When You Start Vehicle The Compressor Clutch Knocks But When You Give It Gas The Noise Quiets Down Until You Come To A Stop Then You Can...