The most frequent problems a car's cooling systems faces are clogging caused by radiator internal deposits. Rust, leak inhibitors, which are ironically used often for radiator leak repair and other debris can block airflow through the radiator's core and reduce its ability to dispel heat. Corrosion and the internal accrual of deposits can inhibit the circulation of coolant and reduce cooling. Professional radiator repair mechanics use an infrared thermometer to examine the radiator's surface for cold spots. If clogged, the radiator should be removed for a radiator leak fix or better yet, a whole new radiator automobile part.
It's possible to repair the radiator by backflushing your cooling system and using chemical cleaners to remove hard water deposits and rust, but may do little to open up a clogged radiator causing ongoing radiator leaking.
Remember to refill the cooling system completely to avoid air pockets in the head(s), below the thermostat and in the heater core. This will prohibit interference with effective coolant circulation and cooling. You may have to temporarily loosen a heater hose to get all the air out of the system if the cooling system has no bleeder valves to vent air.
Most of the time, radiator leak fix and repair are temporary solutions. While it will save you money in the short run, you will eventually need to replace the automobile's radiator. For articles on cooling issues, advice on replacement or new part quotes, Radiatorinfo.com is your online source. We've been distributing radiators and a/c condensers for almost thirty years and are the best in the business for quality, price and warranties on all parts.