Power Door Locks; Lockout Protection; Leaving Your Vehicle - Chevrolet 2004 Corvette Owner's Manual

Power Door Locks

Press the power door switch on either door to unlock or
lock both doors at once.
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Lockout Protection

If you press the power door lock switch when a door is
open and a key is in the ignition, a chime will sound.
If the power door lock switch is pressed again within five
seconds, the doors will lock.

Leaving Your Vehicle

If you are leaving the vehicle, take your key, open your
door and set the locks from inside or with the remote
keyless entry transmitter. Then get out and close
the door.