I have a 1989 BMW 535i my automatic transmission will not go in to second gear i'm can only get up to around 25 to 30 MPH. Do I need a eletronic gearshift selection brain or a transmission control unit or what do you suggest.
Country: United StatesMake: TransmissionsModel: 1989 BMW 535iYear: 1989Engine: 6 cylinder Already Tried: In the shop now they are trying to figure it out
Hi,how are you?The issue that you are describing is consistent with the transmission control unit not sending the proper communication to the transmission and is in need of replacement.