Firstfives.org

Happened to me years ago. Run, up to temp, quit, no start until cold.

Replaced the Ignition Control Unit. Fixed.

Problem is they are very spendy new. Good to try swapping in a good used version first.
Did yours quit as soon as it got up to temp? I was able to drive yesterday with no problems ...

1979 528i M/T.

This just started happening yesterday (hasn't happened today). Driving along in stop and go or neighborhood speed. Car just looses power without any hiccup or stutter. It would not start for 1/2 hour. Then after calling the tow truck, I tried one last time and it fired up. Drove for ...

This is kind of scary - the only original mechanical part on my 1981, is the starter.

And right now I'm using a 19# Deka battery.

Does your car have the plastic shield over the starter to keep fluid from dripping on it?

+1 on battery cables etc (the factory cable is not expensive and very high ...