4R70W/4R75W - Automatic Transmission
Transmission Range (TR) Sensor AdjustmentSpecial Tool(s):
CAUTION: Do not pry on the swivel tube to disconnect the transmission shift linkage.
NOTE: Manual shift lever must be in the NEUTRAL position.
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the manual lever shift control cable.
3. Disconnect the digital TR electrical connector.
4. Remove the manual control lever.
1 Remove the manual control lever nut.
2 Remove the manual control lever.
5. Loosen but do not remove the digital TR sensor bolts.
6. NOTE: The manual shift lever must be in the NEUTRAL position.
Using the special tool, align the digital TR sensor slots. The tool is designed to fit snug.
7. CAUTION: Tightening one bolt before tightening the other may cause the sensor to bind or become damaged.
Using the special tool, align the digital TR sensor and tighten the bolts in an alternating sequence.
^ Tighten to 9 Nm (80 inch lbs.).
8. Install the manual control lever.
1 Position the manual control lever.
2 Install a new manual lever shaft outer nut.
^ Tighten to 33 Nm (24 ft. lbs.).
9. Install the digital TR sensor electrical connector.
10. With the manual lever in NEUTRAL, connect the shift lever control cable.