Best Chemical To Unclog Heater Core

Locate the easiest way to reach the heater core s inlet and outlet.

Best chemical to unclog heater core. Best heater core flush works 100 of the time. Restricted or clogged heater core servicing with. You may need to. The heater core is similar to a radiator and is a part of the vehicle s coolant system.

Take a look the hose clamps and figure out which tool you need to loosen them and remove the hoses. A heater core s inlet and outlet can usually be accessible at the. If the heater core is small or the core is reduced in volume because of calcium and rust build up you may have to use 1 2 a bottle of et106 and perform the flush twice to get more complete cleaning. Install temporary hoses onto the heater core nipples.

Determine what you want to do. Have the other end in the bucket to collect the coolant and sediment that comes out of the heater core. If the heater core hoses are not easily accessible and you have no desire to attempt unclogging the heater core yourself at least you ve isolated the problem and can describe the procedure. Contaminated air conditioning and heater evaporator cores can cause foul smelling health threatening mold and mildew deposits.

Same as the outlet hose gently twist and pull the hose off. Be prepared for some more coolant coming out. A clogged heater core will prevent the coolant from passing through it limiting the amount. Attach the longer section of tubing to heater core inlet.

Remove heater core inlet hose. Hot coolant that has passed through other parts of the engine is run through the heater core as air is forced past it and into the cabin of the vehicle to heat it.