On the passenger side tank at the bottom of the radiator, engine side.
On the bottom of the radiator. If there is no drain plug, simply remove the lower radiator hose to drain the coolant from the radiator.
The 1996 Chevy Astro Van radiator drain plug can be found on the right hand side of the radiator. The drain plug will be near the bottom of the radiator.
There is a drain plug located on lower left side of radiator directly below radiator cap. Position a collection pan on floor below drain plug. Rotate drain plug counter clockwise until coolant flows freely from radiator.
DRAIN PLUG IS ON RIGHT SIDE OF RADIATOR. YOU NEED TO REMOVE THE PLASTIC PROTECTION UNDER THE RADIATOR TO GET TO IT.
the drain plug should be located under the radiator a plastic screw plug
I think I had the same problem on my 2000 and decided to just take off the lower radiator hose to drain it.
Unscrew the drain plug, or pull the bottom radiator hose off
The radiator petcock drain on a 1999 Pontiac Bonneville is on the bottom of the radiator. Look for a small black plug that looks like the plug found on a thermos or cooler.
It is on the bottom, passenger side of the radiator.
It is on the bottom of the radiator on the drivers side.
There'll be a drain plug... should be on the lower right hand corner. Take the radiator cap off, loosen the drain plug, and it'll drain.
in the engien