Engine ECU removed from a 2006 Vauxhall Vectra. In good working used condition, the GM part number for this unit is 55205632 ident ES and the Bosch number 0 281 013 409. This will need to match the number on the back of the ECU you are replacing. This ECU is in a divorced/reset state. You will need to have a qualified technician with Bosch Tech 2 software removed your faulty unit and re install the new ECU in order for it to work. They MUST be programmed to the car correctly with Tech 2 otherwise this will not work. Please do not try and install yourself. To fit all Vauxhall Vectra MK2 and Signum models 2005-2009 with a Z19DTH engine fitted and the correct part numbers as mentioned above. Price includes delivery via Royal Mail Tracked24.