GM Service Manual Online
For 1990-2009 cars only
Makes
π’
Oldsmobile
π’
1999
π’
Cutlass
π’
Engine
π’
Engine Cooling
π’ Radiator Drain Cock Replacement
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
in General information.
Drain the coolant. Refer to
Cooling System Draining and Filling
.
Pull the stem out of the radiator body.
Clean or replace the seal and the stem as necessary.
Installation Procedure
Return the stem to the radiator body.
Use a ΒΌ inch square drive or 3/16 inch hex drive in order to close the drain cock.
Turn the drain clockwise.
Refill the cooling system. Refer to
Cooling System Draining and Filling
.
Lower the vehicle.