Oldsmobile Alero Timing Chain Replace/Remove

My 02 Alero 2.2 Won't Start....changed The Battery And Had The Started Tested Which Was Fine...sounds Like A Bad Starter Just Clicking.......

The Timing Chain Shattered In My 2002 Alero, Dealership Says I Need A New Engine Ranging From $2200 - $4500. Is It Possible To Just Replace...

How Much Will I Be Looking At To Change My Timing Chain Are Timing Belt Don't Know Which One And Also My. Starter?

Engine Problem 2000 Oldsmobile Alero 4 Cyl Wheel Drive Type Unknown Automatic 145000 Miles Recently My Timing Chain Slip Do I Need To...