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How to retrofit functional M1/M2 buttons to a B...
BMW M cars get one-press M1/M2 buttons that jump straight to a chosen drive mode and DSC setting. Non-M BMWs don't — this is how I retrofit them, and what...
How to retrofit functional M1/M2 buttons to a B...
BMW M cars get one-press M1/M2 buttons that jump straight to a chosen drive mode and DSC setting. Non-M BMWs don't — this is how I retrofit them, and what...