I do not have a slide out but I am going to assume there is a pair of relays between the switch and the motor. The relays would likely be close to the motor. One of them may have dirty contacts. That is where I would start.
Chuck - Sparta, TN
2012 Jay Flight 22FB, 2 x Honda EU2000i
2013 GMC Yukon XL Denali AWD
EDUCATION is what you get when you read the fine print.....
EXPERIENCE is what you get when you don't.