Having problems with your 1993 GMC Sierra ?
Wiper not working properly
\015 My wipers turn on but do not turn off on there own unless you turn the truck off. the windshield washer doesn't pump when it is doing this.\015
Replace the relay for the wiper motor... it's located either in the fuse panel under the dash or the fuse panel in the engine compartment near the battery
Repair Help & Product Troubleshooting for 1993 GMC Sierra
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