The radiator drain plug is on the bottom edge of the 1991 Legend. It looks like a wing nut and is on the drivers side.
The 1991 Honda Accord horn relay switch can be found mounted to the radiator. The horn relay switch will be on the right hand side of the radiator housing.
It is the port on the aluminum line running right behind the radiator, near the radiator cap.
The 1991 Pontiac Grand Am radiator drain plug can be found on the bottom of the radiator. The radiator drain plug will be in the center of the radiator bottom.
Step by Step - 1991 Do the Right Thing 5-19 was released on: USA: 8 March 1996
Why won't the radiator fan start on my 1991 dodge caravan?
The thermostat housing is located below the alternator and directly across from the lower right side of the radiator(not the lower radiator hose side).
Bottom of radiator
You do not have one. Disconect the lower radiator hose. (after cold)
at the bottom of the radiator on the driver's side.
You can find the 1991 Buick Skylark radiator drain plug on the bottom of the radiator. The radiator drain plug will be in the center of the radiator bottom.
Remove the front bumper to remove the radiator