In addition to the trunk release button on the Remote Keyless Entry (RKE) transmitter, the trunk can be opened from inside the vehicle by pressing the remote trunk release button. This button is located inside the driver storage compartment, on the left side of the instrument panel.
See Trunk.
Chevrolet 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. ...