I am no expert by any means but my 740 did the exact same thing for about a month till it would not start at all. it turned out the contacts on the pump motor finally wore out. I made the mistake of buying an after market pump from autozone. as it turns out my make 1991 740 had a different type of i...

I was wondering what the best method to do a good good job in flushing the auto tranny? fill empty fill empty.. or perhaps take off line from radiator and empty the dirty oil and fill in new in the spout.. any input would be great...

Thanks
Ed R

my 91' 740 will not go into overdrive until at least 10 miles go by. then i have to pull over and go through gears. I replaced overdrive relay to no avail. anyone know about this? I hear BMW's have this issue too.

thanks
Ed