Just wondering somtin on Diesel MB gagues, how do you get in back of the panel to put a new speedo cable in? My dad's snapped, his car is an '83 MB 240D with the 4 spd, if that makes a diffrence, he bought a repair manual to help with the head gasket ( ended up replacing the whole head ) replacement but, the only thing the book provided in an understandable mannor, was the valve gapping