1980 Mercedes diesel wagon 300D

1980 Mercedes-Benz 300-Series Additional Info:

I drive this car everyday to work for two years and I haven't had a problem with it except changing the oil and one-time the front brake pads borut from an older lady and it hasn't happened to many miles the odometer what's showing 94000 shortly after that and the cable the drive the odometer stopped working so in two years I'm assuming I must have put about 20,000 a year the mosteverything else works fine including the windows and AC I do not know if the heater works never tried it I'm in Floridat