there are no drain plugs on gas tanks, you will have to siphon the gas out or take the tank down to get the gas out.
should be similar ...... http://www.justanswer.com/car/3trf2-radiator-drain-plug-2003-chevy-impala.html
there is no drain plug
The bottom inside corner of the radiator.
It does not have one. You will have to remove the transmission fluid pan to drain the transmission.
Bottom of the engine on the rear of the oil pan.
If it has an automatic transmition there is no drain plug, you remove the pan to drain it.
I am trying to drain old antifreeze and replace with new and cannot figure out how to remove the radiator plug on my 2001 Chevy impala 3400V6 engine?
The radiator drain plug on a 2004 Chevy Venture is located at the bottom, left side of the radiator. It allows for the coolant to be quickly drained during maintenance.
You have to remove the long plastic rock guard underneath the front end in order to see the radiator drain cock. It usually has a winged threaded plug that you can loosen for the collant to drain out. Get a flashlight underneath or feel for it. It is at the bottom corner of the radiator, driver side.
19 mm
The drain plug should be at the bottom of the radiator facing the engine. Some Chevys did not have a drain plug, on these models the bottom radiator hose has to be disconnected to drain the system.
I have a 2005 Chevy Impala and had a hard time locating the radiator drain plug, as well. You access it from inside the engine compartment. It is on the lower left-hand (drivers side) inner corner of the radiator. There are 3 different small hoses running directly in front of the drain plug, which makes it difficult to see. Good luck!