Welcome to the site, try doing a Seach on this site( type in; cable adjustment) . Sounds like a simple cable adjustment, the cable adjustment is located on the street side of the trailer, on the frame near the axle. Remember to use blocks to support the upper half to take the wieght off the cables.
Les & Patricia
2006 22ft towlite (replaces 97 21TL)
2006 Toyota tacoma pre-runner 4.0 L V-6 quad cab
w/ 98 chevy Powervision towing mirrors
2017 Chevy Silverado 1500 5.3 v8 (replaces Toyota)
2 Hobie mirage pedal drive kayaks