1985 500sel konig special widebody, 1979 slc, 1992 300sl
hello guys, this is my second attempt to get help! i have a 1983 300SD, all guages work fine when car is running, except speedometer and tachometer, when i start the car the speedo climbs to 40mph and the car is parked!! tachometer is dead... please help i dont want to get a speeding ticket!!