Bad hose or clamp where the heater core is connected would be the most likely problem.
It could be the coolant overflow tank that is leaking.
Intake manifold gasket
It's on the rear coolant flange way in the back by the firewall.
bad hose, radiator leak, leaking into engine.
The heater is leaking coolant.
sounds like water pump.check radiator hoses as well
You need to have a cooling system pressure test to determine as to where it is leaking now. Repair the leak and it should be okay.
Replace the fitting.
Several possibilities: 1. Radiator is leaking. 2. Coolant hose is leaking. 3. Hose clamp is loose. 3. Seal on water pump is leaking. 4. Overflow container is leaking. 5. Radiator clamp is loose or bad. Two highest possibilities: Radiator or hose is leaking.
Coolant leaking onto the floor of the passengers side or out drain tube for a rupture no heat for a blockage.
Sierra Sciences was created in 1999.
Standing in front of the car looking at the engine the coolant temp sensor is located on the right hand side of the cylinder head at the back towards the firewall under the inlet manifold.