If the windshield wipers are not working on a 1990 Chevy Lumina, the problem could be with the wiper motor, the wiper motor relay, or a fuse. The least expensive fix to this problem will be replacing the fuse if it is blown.
Have you checked the fuses for the wipers? It may be that simple.
Should be 20"
The most common cause that windshield wipers stop working is a blown fuse. The windshield wiper motor may need to be changed is also common.
under the hood by the engine
yes
Turn the wipers off, pull the wiper arm off, and replace it in the correct down position.
First you have to diagnose what the problem is before you can fix it.
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A complete diagram is available at MOTORLIT.COM.
It depends on where they broke and if they were subjected to undue stress from ice etc.
Fuse 10 (25 amp, white/clear)