Manual Control Lever Shaft and Seal
4R70E/4R75E
Manual Control Lever Shaft and Seal
Removal
NOTICE: Do not use any supplemental transmission fluid additives or cleaning agents. The use of these products could cause internal transmission components to fail; this will affect the operation of the transmission.
Use of a fluid other than specified could result in transmission failure.
NOTE: Normal maintenance requires periodic automatic transmission fluid changes. If a major repair, such as a clutch, band or bearing is required, the automatic transmission must be removed for repair.
1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in Fire Suppression System. Failure to follow the instructions may result in serious personal injury Procedures.
With the vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the Transmission Range (TR) sensor electrical connector.
3. Disconnect the selector lever cable.
4. Remove the TR sensor bolts and the TR sensor.
5. Drain the transmission fluid.
- Loosen the transmission fluid pan bolts and allow transmission fluid to drain. After the transmission fluid has drained, remove the bolts.
6. Remove the transmission fluid pan and transmission fluid pan gasket.
7. Clean and inspect the transmission fluid pan, transmission fluid pan gasket and the magnet.
8. Remove the manual control valve detent lever bolt and spring.
9. NOTE: Use a shop cloth to protect the transmission case surface.
Remove the manual lever shaft retaining pin.
10. Remove the manual control lever nut and slide the manual control lever shaft out of the case.
11. If required, remove the parking lever actuating rod assembly.
1. Remove the manual valve detent lever.
2. Remove the parking lever actuating rod.
12. NOTICE: Use care not to damage the manual control lever shaft bore or the new seal may leak due to damage to the bore.
Remove the manual control lever shaft seal.
Installation
1. Using the Shift Shaft Fluid Seal Installer, install the manual control lever shaft seal.
2. If required, install the parking lever actuating rod assembly.
1. Install the parking lever actuating rod.
2. Install the manual valve detent lever.
3. Install the manual control lever shaft.
1. Install the manual control lever shaft.
2. Install the manual control lever nut.
- Tighten to 32 Nm (24 lb-ft).
3. Install the manual control lever shaft retaining pin.
4. Install the manual valve detent lever spring and bolt.
- Tighten to 10 Nm (89 lb-in).
5. Position the pan magnet into the transmission fluid pan.
6. NOTE: The transmission fluid pan gasket is reusable, clean and inspect for damage, if not damaged, the gasket should be reused.
Install the transmission fluid pan and transmission fluid pan gasket.
1. Position the transmission fluid pan and transmission fluid pan gasket in place.
2. Install the transmission fluid pan bolts.
- Tighten to 14 Nm (124 lb-in).
7. Install the TR sensor and loosely install the bolts.
8. NOTE: The manual control lever shaft must be in the NEUTRAL position.
Using the TR Sensor Alignment Gauge, align the TR sensor slots. The TR Sensor Alignment Gauge is designed to fit snugly.
9. NOTICE: Tightening one screw before tightening the other may cause the Transmission Range (TR) sensor to bind or become damaged.
Tighten the bolts in an alternating sequence.
- Tighten to 9 Nm (80 lb-in).
10. With the manual lever in the (D) position, connect the selector lever cable.
- Tighten to 30 Nm (22 lb-ft).
11. Connect the TR sensor electrical connector.
12. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury Procedures.
NOTE: Start by filling the transmission with 4.7L (5 qt) of automatic transmission fluid.
Fill the transmission to the correct fluid level, using automatic transmission fluid.