How do you drain flush and refill the radiator on a 2004 Malibu classic?
there is no lower radiator hose.
HOW TO DRAIN and refill COOLANT from a system which doesn't have radiator cap Would the coolant reach the radiator is we refill the coolant through the coolant header tank?
The thermostat is in a housing on the engine end of the top radiator hose. Drain the cooling system and remove the hose at the housing. Remove the bolts and the housing. Clean the intake manifold and the housing. Install the thermostat and gasket and then the housing and hose. Close off the radiator drain and refill.
on the bottom of the radiator should be a plastic drain plug that can usually be opened by hand .opening this will cause the fluid to drain out and you will have to buy some more antifreeze or water to refill it. (note: do not use water in temperatures under 35 degrees for it will freeze and cause serious damage to the vehicle)
Engine cool. Open the radiator cap. Open the radiator drain plug. Open the engine block drain/drains. There are two for the V6,one on each bank. Let coolant drain. Close all drains and fill engine with distilled water. Repeat drain. Fill with distilled water again. Drain . Close drains and fill with 50/50 mixture of coolant. Run engine with radiator cap off. When air is completely expelled,refill to top of radiator. Don't forget to drain and…
Drain and properly dispose (recycle) the old coolant. Put one bottle of Radiator Flush(from am auto parts store)in the radiator and refill with water. Run the car a idle(leave the heater ON to flush the heater core)for approx. 5 minutes. Drain and properly dispose of the flush liquid. Refill radiator with 50/50 mix of coolant and water or all premixed coolant.