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.
Door Locks
WindowsChevrolet Cobalt Service & Repair Manual. Engine, Replace
Removal
1.
Open and support hood. Install suitable
protective covering over fenders. Mark upper hood hinge location
to hood with suitable grease pencil. Remove hood with assistance.
2.
Remove air cleaner resonator to accelerator
...