Ours is the same, especially once it starts to load. Ours is a Lippert. Friends had one installed on theirs and it is much quieter but the buttons have started to not work so they have to play with it to get it to work. I'll find out the brand that they have this weekend when we camp with them again.
Pull-Rite 16K Super 5th
2014 Rockwood Signature Ultra-Lite 8289WS
2011 Chevy 2500HD - DuraMax (Just over 5000 miles now!)
Nights camped in 2014 - 21