It is a vent for the rear diff. Attach it high up anywhere so water can't get into it.
between the front wheels
There is a rubber elbow on both ends of the metal pipe that connects to your PCV valve.
There is just a rear one I believe, on top of differential
On a 1999 Ford Explorer : 2 shock absorbers on the front , 2 shock absorbers on the rear ( and if it's like my 1995 Ford Explorer there is a small shock absorber mounted almost horizontally from the rear differential )
the iat sensor is located in the air intake duct this is the large rubber hose that attaches to the air filter box
No , the 1999 Ford Explorer Sport and the 1999 Ford Explorer 4 door have shock absorbers front and rear
where is the horn located on a 1999 ford explorer?
freon for 1999 ford explorer =========================== r134a ( Helpfull )
( 2 ) shock absorbers on the front suspension and ( 2 ) shock absorbers on the rear suspension ( and if it's the same as my 1995 Ford Explorer there is a short " shock absorber " that is sideways connected to the rear differential that I didn't bother having changed )
The rear differential plug is located on the inside top part of the differential. Where the drive shaft connects.
You would have to install a gauge on the differential vent, usually located at the top of the differential at the left side
No.