GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Oldsmobile
🢒
1999
🢒
Cutlass
🢒
Engine
🢒
Engine Cooling
🢒 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 ¼ 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.