I have a leak on the passanger side floorboard on my 1995 ram2500 truck I have bypassed the heater core and still have a leak even if it does not rain for awhile any advice would be appreicated

The A/C evaporator coil drain may be plugged. Open it up with a wire. This link may help:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-7.html#post1207763