[Blasirl]

Try one of these Easy to program.

How to program a Chevy Cruze key.

Insert master key (original working key) into ignition.
Switch ignition ON.
Switch ignition OFF.
Remove master key.
Within 10 seconds insert new key and switch ignition ON.
New key now Programmed.
NOTE: A maximum of 8 keys can be programmed.

 

[Blasirl]

The issue is that there should be also something like ignition chip (transpoder chip) which needs to be there and this is something what I did not see in any manuals how to move it to new shell So lets hope that i will find it in the rubbish bin :-D

The Just-a-key comes with the chip.