Most likely the cover is loose.
Roll n lock bed cover problems.
When not cleaned the debris may interfere with the drainage of water that may end up damaging your cover.
To prevent leaves and debris from accumulating on the drain tubes regularly clean the tubes especially if you are an off roader.
The roll n lock m series has a 3 year limited warranty.
Roll n lock is the most rugged versatile and secure truck bed cover in the world.
To do this first make sure your cover is in the fully closed and latched position.
Truck owners in these states may want to consider a water resistant cover.
States like louisiana alabama and georgia have to deal with rain and sometimes snow throughout the year.
Roll n lock makes every effort to assure that its products meet high quality and durability standards to the original retail consumer purchaser of our products that each product be free from defects in materials and workmanship.
The roll n lock is more expensive than a lot of bed covers but the quality is exceptional.
From its retractable function which permits opening or closing in literally seconds to its rigid extruded aluminum construction a roll n lock tonneau cover offers everything other tonneau covers do not.
With a roll n lock cover you can be assured the items in your truck bed are not damaged by direct exposure to from the sun.
Try to feel around inside the canister to see if something is stuck in there.
If that doesn t work you may need to double check that you have purchased the right size cover for your particular truck.
One such place where you may notice these effects are in the drain tubes.
My truck is an 06 gmc but it should be the same steps for all roll n locks.
Remove or hinge up depending on your lid type the lid by removing the screws on each side.
This warranty is to the original owner and is non transferable.
The most common tonneau cover problems originate from damage wrong fitting wearing out due to age frequent use for prolonged periods and using the incorrect size for your vehicle.
You can check the fit and see if you can tighten the cover using a mechanism included with the cover.
If all seems good replace the lid cover and secure.
These problems often result in the leaking flipping and sometimes the cover may stick to the truck bed.
If fit isn t the issue you will need to check the seals.