no it could be clogged what type of vehicle is it? does it use dexcool?
Your heater core may have a leak.
No, it's not normal. You have a leak in the heater core or may just be connections to heater core. If left untreated, it will soak into your rug and eventually cause your floor to rot.
not any oil in your heater core although the heater core uses coolant coming from and returning to the engine so when damaged or being worked on coolant can leak under the dash and into the floor
Heater core leaking?
It probably has a leak in the heater core.
Probably have a leak in the heater core>
Leak in heater core
No. You have either a leaking heater core, or a leak at the windshield.
Heater core is shot, its monted on the firewall behind center console/instrument cluster. When turning on heater fan, will dischrge coolant out of the vent. Replace heater core to resolve the leak
IT IS LOCATED ON THE PASSANGER SIDE OF THE VEHICLE, WHEN THEY DO LEAK THEY TYPICALLY LEAK INSIDE THE VEHICLE.
HEATER CORE.
Maybe a bad heater core