I don't think this is about the Decepticons looking for something... I think it's something they wanted to hide.
Read more Simmons QuotesFrom: Transformers: Dark of the Moon (2011)
Megatron : Cybertron... you are saved, at last.Megatron : Oh, have you come to surrender?Carly Miller : Was it all worth it?Megatron : Obviously!Carly Miller : All your work to bring Sentinel back, and now clearly he has all the power! It's actually almost tragic!Megatron : YOU DARE LECTURE ME, SLAVE?Carly Miller : Your Decepticons finally conquering this planet, and yet their leader won't be you!Megatron : It will be me! It will always be me!Carly Miller : In any minute now you'll be nothing but Sentinel's bitch!
Nothing like driving in a Maybach, huh? Germans know how to make cars, let me tell you.
Dylan : Sam, do as I said, she won't be harmed, you have my word.Sam Witwicky : I'll kill you, you have my word.