Hi everyone,..I am new here. I need help, I own a 1993 300SD, my preglow light on the dash sometimes comes on while i am driving then goes off after approx. a minute..don't know where to start.
Also I notice that when I put my car in reverse, it take a few seconds to catch and I have to press on the accelerater for it to move..any advice will really be appreciated. thanks

help please