Programming/flashing and coding parameter value changes are totally different things. Changes when removing EHC2 are strictly coding. On these EGS and DME/DDE can't be coded (the only modules which can be updated with different software version) but also no need regarding EHC2.

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E39 530dA -02 M-Sport Messing metallic
E53 X5 3.0dA -06 Sport Stratus grey
E70 X5 40d -12 M-Sport Space grey