SRS Light is on and "visit workshop without shifting gears" is displayed. on 2009 Mercedes-Benz GL550

I would like to mention that all the controls on the steering wheel don't work and the shifter does not work also.

Asked by for the 2009 Mercedes-Benz GL550
1 answer
Would be best to have the car scanned, all problem could be wiring in column but really need to have it scanned