Possible transmission problems or neutral safety switch

Good afternoon,

It does sound like the neutral safety switch.

I will attached the switch and the procedure for you.

What was the original issue that you replace the solenoid pack and the TCM?

https://www.2carpros.com/articles/automatic-transmission-problems

Roy

TRANSMISSION RANGE SENSOR

The valve body assembly must be removed to gain access to and replace the transmission range sensor.


REMOVAL
1. Disconnect battery negative cable.
2. Remove engine air cleaner assembly.

Fig. 68
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3. Disconnect gearshift cable from manual valve lever (Fig. 68).
4. Remove manual valve lever.
5. Disconnect transmission range sensor connector.
6. Hoist vehicle.

Fig. 69
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7. Remove oil pan bolts (Fig. 69).

Fig. 70
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8. Remove oil pan (Fig. 70).

Fig. 71
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9. Remove oil filter (Fig. 71).

Fig. 72
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10. Remove the valve body-to-transaxle case bolts (Fig. 72).

NOTE: To ease removal of the valve body, turn the manual valve lever fully clockwise to low or first gear.

Fig. 73
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Fig. 74
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11. Remove park rod rollers from guide bracket and remove valve body from transaxle (Fig. 73) (Fig. 74).

CAUTION: The valve body manual shaft pilot may distort and bind the manual valve if the valve body is mishandled or dropped.

Fig. 75
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12. Remove manual shaft seal (Fig. 75).

Fig. 76
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13. Remove TRS retaining screw (Fig. 76).

Fig. 77
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14. Slide Transmission Range Sensor up the manual shaft and remove (Fig. 77).