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. Fuel Pressure Relief
1.
Loosen fuel fill cap to relieve fuel
tank vapor pressure.
2.
Remove engine cover.
3.
Remove fuel rail service port cap,
then wrap a shop towel around fuel rail service port.
4. ...