yes, they are located in front rigth side under the bumper
The 2002 Grand Vitara EGR valve is located on top of the engine. The EGR valve will be between the engine and the battery.
YesYes
No transmissions are interchangable in this model.
No.
the transmission shift solenoids are located on the valve body, which is under the trans. pan
on the side of the engine right above the oil filter, weather tight cap on it.
The engine computer.
1295
No. A 1997 does not use a coil rail.
A 1997 Jeep 4.0L does not have a pcv valve. It uses an orifice in the top of the valve cover.
1997 Jeep Grand Cherokee Service Manual click here http://www.megaupload.com/?d=VNJ4PXVP