The driver's seat height adjuster is located on the outboard side of the seat.
To raise the seat, move the lever upward repeatedly until the seat is at the desired height. To lower the seat, move the lever downward repeatedly until the seat is at the desired height.
Chevrolet Cobalt Service & Repair Manual. Wheel Hub & Bearing, Replace
Rear
Disc Brakes
1.
Raise and support vehicle, then the
tire and wheel assembly.
2.
Without disconnecting the hydraulic
brake flex hose, remove and support rear brake caliper and bracket
as an assembly.
...