Should be in the bottom passanger side of the rad. Looks like a little "T" valve you will need to turn it to open it.
You will find that it is located on the bottom of the radiator. If you do not find a drain Petcock on the bottom of the radiator you must remove the lower radiator hose in order to drain the radiator.
the drain plug should be located under the radiator a plastic screw plug
where is the ac drain on 1999 jeep grand cherokee limited
The oil drain plug is located on the bottom of the engine on the oil pan. Remove with 17mm wrench and tighten to 10 Lb/Ft torque and no more. The radiator drain plug is located on the bottom of the radiator. If you can't find it simply remove the lower radiator hose to drain the radiator.
Radiator drain plug is located on the bottom of the radiator on the passanger side. you may have to remove the lower splash shield to gain full access to the plug. to open the plug turn it 180` and pull out.
On the bottom of the radiator. If there is no drain plug, simply remove the lower radiator hose to drain the coolant from the radiator.
You have to remove the bottom radiator hose.
To drain the radiator on a 1999 Ford Expedition, place a bucket under the radiator. Unscrew the radiator drain hose or valve on the bottom of the radiator. Remove the radiator cap.
there may not be one if there is is it on the bottom side and if it is not you candrain it by removing the bottom rad hose The 1999 Pontiac Grand Am does not have a radiator drain valve. To drain the radiator, remove the lower radiator hose. The engine should be cold and the water fill cap removed for venting. I have a 2000 Pontiac Grand AM and radiator drain cock is located at the lower/front (not bottom) at the curbside of the radiator, you will need a hex key to back out petcock. .
On a Cherokee the thermostat is under the housing that the upper radiator hose hooks to. On a Grand Cherokee with the 4.7L it is under the lower hose attachment housing.
There is a drain plug located on lower left side of radiator directly below radiator cap. Position a collection pan on floor below drain plug. Rotate drain plug counter clockwise until coolant flows freely from radiator.
Unscrew the drain plug, or pull the bottom radiator hose off