Turn it counter clockwise to open.
Open the petcock or remove the lower radiator hose from the radiator.
Take the cap off the radiator and open the petcock on the bottom of the radiator.
Clockwise = close Counter-clockwise = open.
Counter-clockwise to open
Open the radiator petcock by turning in the normal direction, left. See "Related Questions" below for much much more...
Remove plug or open petcock at the bottom or rear of the radiator or remove the lower radiator hose
Open the petcock at the bottom of the radiator and drain into a pan. If there is not a petcock, then remove one end of the 94 GMC Sierras bottom radiator hose to drain the system. The coolant is toxic to animals so dispose of properly.
Looking at the car from the front, the petcock is on the lover right hand side of the radiator. It doesn't twist, rather pulls out. Pull it toward the engine and it should open.
To drain the radiator of a 1993 Chrysler New Yorker, you have to open the petcock on the radiator completely and drain the coolant into a container.
Put a pair of pliers on it and turn it counter clockwise,
1. Place a drain pan of sufficient capacity under the radiator and open the petcock (drain) on the radiator. è Plastic petcocks easily bind. Before opening a plastic radiator petcock, spray it with some penetrating lubricant. 2. Drain the cooling system completely. 3. Close the petcock. 4. Remove the drain pan.
counterclockwise but you may have to pull it