Remove with plastic scrapper or plastic caulk removing tool. Available at any big box hardware store.
Contact Fleetwood for sealant call out sheet . It will show what caulk to use were on you coach.
Ray & Melinda
2005 National Dolphin 5355 (MEPAW) , Koni FDS shocks, Safe-T-Plus , Front & Rear track bar , Sumo springs . She tows a 2006 Tacoma 4X4