Four Winds Serrano Visibility problems by year

While driving in florida after purchasing the rv, I ran into a light rainstorm. The windshield wipers were in intermittent mode and stopped working after a few minutes of operation. I couldn't get the wipers to work unless I put them in "fast" mode. After the rain stopped we drove for about an hour and ran into another rain shower. The wipers started working again in intermittent mode when we ran into another rain shower. Within two or three minutes, they stopped working except in "fast" mode. A service technician...

While driving in a light rain with the windshield wipers in pulse mode, they stopped working. Was not able to get working except in high speed mode. After stopping in rest area for approximately 20 minutes, they began to work again until back on the road. After approximately 15 minutes they quite again except in high speed mode. The problem also occurred in october 2011 during trip to east coast. On june 25, 2012 at 6,345 miltes took rv to workhorse warranty center for repair. Wiper module and motor was...