Your car's heating unit is actually supplementary cooling system. The key of each automobile heater is a heat exchanger identical to your own Lexus Gs300 heater core. This particular part looks and works almost the same as a radiator on your cooling system. This actively works to receive hot coolant from the engine into the inlet and uses the attached fins to improve the transfer of heat to the fan-forced air. The heat your heater core creates is used to warm the cabin.

The Lexus Gs300 heater core is located beneath the dash panel. It's made from both brass or aluminum lines within a shielding layer of fins. It's coupled to your engine and to the ventilation grills of the car via discharge tubes. The actual quantity of heat that could be sent to the interior is typically controlled with a knob or switch button on the dash.

Eventually, this part is going to get damaged. Changing your Lexus Gs300 heater core with an actual counterpart is going to restore your heater's performance. Parts Train offers OES Genuine, Vista-Pro Automotive, or Replacement heater core replacement for you to select from.