why do electric windows only work when car in park? on 1997 Mercury Sable

while driving electric windows will not work.when I stop
and put car in park, they work fine. can you help?

Asked by for the 1997 Mercury Sable
1 answer
What if it's not running , but key is in 'run' position and you put on the parking brake and put the shifter in neutral or drive? Any difference?.........Could just be a sign that you need to focus on your DRIVING a little more!