Auto propagate changes done in Creo into mBOM

Hi All,

I've such case - how to propagate changes done in Creo into mBOM?
Steps:

1) Create asm in Creo

2) Create mBOM

3) Replace componet by other FT Instance

Question:

How to reflect replacement in BOM Transformer?

Is it possible?? Maybe my requirement/point of view are wrong.  

regards

Krzysztof