You can find it about midways back under the vehicle, middle left hand side.
You replace.
Not sure what you mean by transmission selector sensor. The transmission range sensor reads what position you have selected with the gear shift lever.
On the transmission selector you put your shifter in neutral position and then you can move the transfer case selector to high or low.
It might be the transmission range selector
range sensor is located inside transmission. remove pan and it is attached to shift selector rod and vave body.
On a 1997 Dodge truck, the neutral switch, also known as the transmission range selector switch, is typically located on the transmission itself. It is mounted on the side of the transmission and is connected to the gear selector mechanism. This switch helps determine the position of the transmission and ensures that the vehicle can only start in park or neutral. For specific access, you may need to lift the truck and remove any protective covers to reach it.
What about it? It's impossible to provide and answer if you don't ask a complete question.
on he top of the transmission on the drivers side
It's known as a "Super 10"
Directly on top of the transmission. It has the shiny post going through the center of it and 1 electrical connection. Easily accessible
It has a "transmission range sensor" which also functions as a neutral safety swich; it is located on transmission where the gear selector cable attaches (cable attaches to range sensor).
Transmission Range Selector Lever Removal 1. Place transmission range selector lever in DRIVE. Remove console finish panel (04567). Refer to Section 01-12 . 2. Remove ignition/shifter interlock cable (3F719) and disconnect cable from range interlock cam. 3. Disconnect transmission range indicator lamp/transmission control switch electrical connector. 4. Raise vehicle on hoist. 5. Remove range cable retaining nut from transmission bracket. Disconnect shift cable and bracket (7E395) from transmission control selector connecting rod adjustment stud (7B415). 6. Lower vehicle. Remove transmission range selector lever and housing retaining bolts and remove transmission range selector lever. Installation 1. Install transmission range selector lever to front floor pan (11135) with retaining bolts. Tighten to 6-8 Nm (54-70 lb-in). 2. Connect shift cable and bracket. Tighten retaining screw to 3-4 Nm (27-35 lb-in). Install retaining clip and connect transmission range indicator lamp wire. 3. Install console finish panel. 4. Place the transmission range selector lever in DRIVE and apply a 1.4 kg (3 lb) rearward force to the lever. 5. Raise vehicle on hoist. 6. Connect shift cable and bracket to manual control lever (7A256) and transmission bracket. Make sure manual control lever is in DRIVE and tighten nut at bracket to 13-25 Nm (10-18 lb-ft). 7. Lower vehicle and check range selector for proper operation. Â Removal 1. Open console glove compartment door (06024) to access screws toconsole finish panel (04567). 2. Remove two screws and lift rear ofconsole finish panel to unsnap snap-in retainers. 3. Lift rear ofconsole finish panel and slide rearward to release two front locating tabs. Removeconsole finish panel.