Look for a drain petcock. If there is none, then simply remove the lower radiator hose.
Drain at bottom of radiator so you can get antifreeze out.
On the 2002 Windstar there is a 3/8" square head antifreeze drain plug above the starter. This drains the left bank of the block and can be replaced with a 1/4" pipe valve.
You drain coolant from the radiator. but according to the book ther are two plugs on the engine block that need to drain the coolant from.
Answering "Where is engine coolant drain plug for a 1.8 Nissan sentra engine?"
Np, because most of your coolant is contained in the engine block. So when you drain your coolant from your radiator, most of the coolant will *remain* in the block.
Place something to catch the engine coolant beneath your 1990 Chevy Corsica radiator. Remove the radiator drain plug with a 9/16 ratchet. The engine coolant will drain out.
The engine coolant drain plug on a Mitsubishi V6 engine is located on the bottom of the radiator. This allows for coolant to be quickly and easily drained.
The 2002 Tacoma engine block will have two coolant drain plugs on each side of the block. The coolant drain plugs will be near the front and the rear of the engine block.
If an engine has no water or antifreeze in it, it is better off than an engine without the proper anitfreeze to water ratio. You can buy a tester to determine the actual low temperature the water/coolant is safe down to. If the vehicle is not running and it only has water in it, cut the lower hose and let the water drain out and this will prevent the engine from freezing up and possibly busting the block or popping out the freeze plugs. If it has coolant in it you can drain the coolant and recycle or dispose of it properly according to local regulations.
The coolant drain plug is located on bottom corner of radiator facing engine.
The 1994 Lincoln Town Car 4.6 liter engine coolant drain plugs can be found on each side of the engine block. There will be a total of four engine coolant drain plugs.
It is in the bottom of the radiator but sometimes it is easier to remove the lower hose.