How do you drain the cooling fluid from a 2002 Buick Century V6 3.0 l on 2002 Buick Century

Want to drain & flush system, can't find drain valve.

Asked by for the 2002 Buick Century
1 answer
The drain cock in the radiator is in the lower part of the radiator on the driver's side engine side if it is an original equipment Buick radiator.