It is in the back bottom of the oil pan. Just look around the bottom sides of the oil pan and you will see a bolt head. Take it out.
It does not have 1, Chevy did not use a drain plug in there converters.
On the radiator...
under the radiator.
it is on the right side of the oil pan...
The engine oil drain plug on a 2002 Chevy Astro van is located on the passenger side of the undercarriage. The oil pan with the drain plug is actually located behind the front bumper in this area. The drain plug is not at the bottom of the oil pan like most other vehicles.
The drain should be on the lower drivers side of the radiator.
Plug at bottom or rear lower section of radiator
there is no drain plug
In a 2002 trailblazer it is located on the bottom of the radiator one the passenger side. Every other model year to my knowlege does not have drain plug.
Should be on the rear or side of the oil pan
On the bottom of the engine screwed into the oil pan.
The radiator drain plug on a 2002 Chevy Impala is typically located at the bottom of the radiator, on the driver's side. It may be a small plastic or metal valve that you can turn to release coolant. Be sure to have a container ready to catch the coolant when you open the drain plug. Always ensure the engine is cool before attempting to drain the radiator to avoid burns.