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If your talking about coolant leaking on the passenger floor then it means your heater core is leaking and needs to be replaced.
There is pink anti freeze leaking inside of my car the passenger side what does this mean?
It could be the coolant overflow tank that is leaking.
most likely heater core leaking
the heater core is leaking or ac drain is stopped up
repair the heater hose.
Drain coolant from engine and keep it safe and clean somewhere. Make sure to keep coolant hoses from the heater box up high to prevent coolant from leaking out. Disconnect the two coolant lines from the heater box. Make sure not to kink the lines. Undo the two bolts in the engine bay on the lower part of the heater box, and the top two bolts in the passenger footwell. Remove heater box from upper footwell engine bay area. Blower and heater matrix are now accessible.
If that water is engine coolant, the heater core is leaking.
Leaking from the water pump at the back on the passenger side.
the heater core, heater core hoses or heater control valve is leaking
The heater is leaking coolant.
Pentosin G12 coolant is pink. If it's leaking inside the car, that sounds like a heater core problem. If it's leaking on the ground, the passenger side is where the hoses and water pump are.