This page helps me organize what is needed for the Shock and Strut Assembly for a 2007 Chevy Cobalt. This job requires the Front Strut Shock Assembly ($130) and the sway bars be replaced ($20ish) for a total price of $150. This should alleviate squeaking in the front of the car.
Parts
Front Strut Shock Assembly with Coil Springs
Front Stabilizer Sway Bar Links
Tutorial Videos
Shock and Strut Assembly
Sway Bar Replacement