transmission repair

Hello i have a mercedes w212 E200 2011 150kmiles Recently while changing from P to R or N to (D or R) i feel a judder from the transmission. However i drove it like this for a short period and now i have a major issue. The issue is when i select a gear ( R or D) the car doesnt engage the...

My old Mercedes A140 Auto (petrol) (2001) is showing a transmission problem (F sign on dashboard) for last few days. It was running very well after doing major servicing in Helford last month. Suddenly this problem appears in the middle of a drive. Helford don’t to electronics. I called one...