Lower right of the rad. sometimes it is easier to drain the rad by removing the lower rad hose.
The 2003 Nissan radiator petcock is located on the bottom of the radiator. The radiator petcock will be in the center of the radiator bottom.
Should be at the bottom or rear of the radiator or remove the lower radiator hose
At the BOTTOM of the radiator on the drivers side. OR just take the bottom hose off at the radiator.
The petcock should be along the bottom edge of the radiator facing the engine. It is probably close to the bottom hose connector.
Clockwise = close Counter-clockwise = open.
The petcock is at the bottom of the radiator on the drivers side of the car.
How to change radiator on 94 eldorado
The 1995 four runner radiator drain plug is at the passenger side of the radiator at the bottom. It is a petcock, so you only need to loosen it until the coolant starts to flow.
The 2003 Chevrolet Cavalier radiator drain petcock is located on the bottom of the radiator. The drain will be towards the right side of the radiator.
if your looking down on the petcock from the top of the radiator turn the petcock to the right to loosen it and to the left to tighten.
The petcock on a 1989 Chevy Celebrity is at the bottom of the radiator on the drivers side.
I would just leave it alone. Remove the lower radiator hose to drain and flush the radiator. You don't really need the petcock.