See if they'll send you the switch and just replace it yourself. Can't be too difficult. These trailers are often put together by ... unskilled labor.
Might as well get used to doing your own repairs or the thing might be in the shop for most of a season for this or that.
Me'62, DW'67, DS'04, DD'07
'03 Chevy Suburban 2500LT 4WD Vortec8.1L 4L85-E 3.73 CurtClassV
'09 BulletPremier295BHS 33'4" 7200#Loaded 1100#Tongue Equal-i-zerHitch Tires:Kumho857
Pics