Material is Dicor Diflex II. Same tpo material that's on the roof. Just a bad install. Pretty much cosmetic but would drive me nuts. Not sure if that'd cause the slide issue, but stranger things have happened.
John and Rebecca Dickson
Emma-8 / Little John-5 / Iva-1+
2013 Ford F-350 Lariat FX4, CC LB PSD, DRW
2015 Jayco Jay Flight 28BHBE (#8)