Normally you Install with the spring down.
No, they are not interchangeable.
No.
2002 Ram 1500- no 2002 Ram 2500, or 3500- yes
what year interchange with a 2002 dodge ram 1500 front bumber
Yes.
It should be located very close to the thermostat housing.
A 2002 Ram does not have EGR.
No. Different body styles.
No the 1999 and 2002 1500's are different body styles.
If the 2002 is a 1500, no.
At the end of the upper radiator hose where it connects with the top of the motor.