HELP ON E60

[BMWVLORA]

Hello im a BMW E60 fans very obsessed with this model . This is my third one i have a 530d 2005 i have invested a lot of money and time on this one maybe not nessesary at all but im not that kind of person to leave the work on midle.
From under the car has verything new from the rubbers , sunspension , transimission rubber , front and rear all them new every single part.
From inside i had retrofit new interior from comfort seats 2005 with heated seats to 2009 comfort seats heated and ventilated in front and heated at the rear seats , sunshade at the rear retrofited , logic 7 retrofited , aux retrofited , rear tail lights retrofited , front lights retrofited to 2010 e60 model , steering wheel from normal to m sport electric and heated steering wheel , from normal ccc to professional ccc module ,retrofit boot button , from diamond key to start stop.
I need some help from you guys:
1 need connectors (plug and play for rear lights)
2 need connectors (plug and play for front light )
Because i have done wiring they work but shows error on idrive.
I need a proffesional advice me and my mechanic have done the retrofit for diamond key to start stop but not done proper way ( my opinion) , we destroyed the steering colum lock and at the moment the car its of the transmision doesn lock , i want to know if someone done this another way i want to ask if i can make some plug and play wiring from old steering colum (the one with diamond key has mechanic lock ) to the new one with start stop key (has the electric lock for the steering wheel) , i already has the new steering colum (with electric move as the old one , i have new steering wheel and new steering angle) im askong if someone can make wiring and connectors with vin number or photos to go from the old one to the new one , i will appreciate a lote if someone give me some answers.
I have change from 2005 seats to 2009 seats but connectors not the same and show errors on the dashboard.
I have bought even the inside mirror with alarm and high beam assistant , tv tunner , usb and aux , trying to wiring rear shade , rear heated seats , hud display , waiting to find someone for wiring and make them work