How many hours are on the generator? Have you checked the oil level? Could it have been overfilled? You could put on a degreaser and then hose it off then retry to locate source of leak. Let us know.
Mike, RVIA & RVSA Certified Master RV Technician
Amy, Dr. Assistant - Roxie & Mei Ling, four legs each
2000 Gulf Stream Scenic Cruiser 450 hp & 1330# torque
06 Saturn Vue, 06 Chevy Z71 4x4 & 2014 Corvette Z51 M7