The easiest and quickest fix you can apply to your roof is to simply put a tarp on it.
How to repair travel trailer roof.
Cut out any silicone caulking then remove any silicone surface wax with a commercial automotive pre paint silicone wax remover.
Make sure the tarp is pulled tightly down over your roof or it will get pulled up by the wind and you ll end up with a big sail overtop of your rv.
You can use mek methyl ethyl ketone or acetone to remove any grease stains.
Use warm water to sponge the surface clean then let it dry.
When using eternabond tape as well as all other roof repair products all traces of silicone sealants or waxes much be removed.
In order to get the best results the surface must be free from any oil or grease.
In this rv diy video discover how easy it is to repair a punctured or torn rv rubber roof.
To tarp your roof you ll just need a big tarp and a set of ropes or bungee cords to hold the tarp down.