The hydraulic clutch linkage in your vehicle is self-adjusting. This system does not have its own reservoir. It receives fluid from the brake master cylinder reservoir.
See Brakes on for more information.
Manual Transmission Fluid
Cooling SystemChevrolet Cobalt Service & Repair Manual. CV Joint Boot R&R
1.
Remove the wheel drive shaft from the
vehicle.
2.
Install the wheel drive shaft (2) into
a vise, Fig. 1
3.
Using a hand grinder, remove and discard
the inner (4) and outer (2) boot clamps, Fig. ...