its on the right fender in front of the washer fluid.
No.
in the dipstick hole.
No
no, not from the factory
in side the transmission
With a scan tool,
99 Durango doesn't have a Heater Control Valve, It only has a thermostat
No
coolant
It is inside the fuel tank.
It is part of the pcm on the passenger side firewall.
No Chance! the different bodies have a different number of lugs and different bolt pattern