Parking Pawl: Service and Repair
Torqshift*
Park System
Removal
All vehicles
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Remove the rear driveshaft.
Transmissions equipped with a fixed flange
3. Remove the output shaft flange.
1. Remove and discard the output shaft flange bolt.
2. Remove the output shaft flange.
4. Using the Output Shaft Locknut Socket, remove and discard the output shaft retaining nut.
All vehicles
5. Using a suitable transmission jack, support the transmission.
6. Remove the bolts and raise the transmission upward off the insulator.
7. Disconnect the Output Shaft Speed (OSS) sensor connector.
Transmissions equipped with a fixed flange
8. Remove the 9 extension housing bolts and the extension housing.
Transmissions not equipped with a fixed flange
9. Remove the 9 extension housing bolts and the extension housing.
All vehicles
10. Remove and discard the extension housing gasket.
11. Remove the parking rod guide plate bolts and plate.
12. Remove the park pawl components.
1. Remove the park pawl return spring.
2. Remove the park pawl.
3. Remove the park pawl shaft.
13. Inspect the output shaft and park gear for damage.
1. Inspect the park gear for damage.
2. Inspect the OSS gear for damage.
14. If damage to either the OSS or park gears is found, remove the park gear and output shaft as an assembly.
15. NOTE: The park gear and OSS gear may be present on the output shaft.
Remove the park and OSS gear from the output shaft.
16. Inspect the Teflon(R) seals in the rear of the case. If the seals are worn or damaged, install new scarf cut seals.
Installation
All vehicles
1. Using petroleum jelly to hold the bearing or bushing in place, install the output shaft bearing for slip flange models and the bushing for fixed flange models.
2. NOTICE: Be careful not to damage the seals when installing the output shaft.
If the output shaft was removed, install the output shaft and park gear assembly.
3. Install the park pawl shaft.
1. Install the park pawl shaft.
2. Install the park pawl.
3. Install the park pawl return spring.
4. Install the parking rod guide plate.
1. Install the parking rod guide plate.
2. Install the bolts.
- Tighten to 25 Nm (18 lb-ft).
5. Install a new extension housing gasket.
Transmissions equipped with a fixed flange
6. Install the extension housing and the 9 extension housing bolts.
- Tighten to 48 Nm (35 lb-ft).
Transmissions not equipped with a fixed flange
7. Install the extension housing and the 9 extension housing bolts.
- Tighten to 48 Nm (35 lb-ft).
All vehicles
8. Connect the OSS sensor connector.
9. Lower the transmission onto the insulator and install the bolts.
- Tighten to 94 Nm (69 lb-ft).
Transmissions equipped with a fixed flange
10. Using the Output Shaft Locknut Socket, install a new output shaft retaining nut.
- Tighten to 200 Nm (148 lb-ft).
11. If equipped, install the output shaft flange.
1. Install the output shaft flange.
2. Install a new bolt.
- Tighten to 130 Nm (96 lb-ft).
All vehicles
12. Install the rear driveshaft.
13. Start the engine. Move the selector lever through all the gear ranges, checking for engagements.
14. NOTICE: The use of any other transmission fluid than specified can result in the transmission failing to operate in a normal manner or transmission failure.
With the vehicle in NEUTRAL, engine running and the transmission at normal operating temperature 66-77°C (150-170°F), check and adjust the transmission fluid level and check for any leaks. If transmission fluid is needed, add transmission fluid in increments of 0.24L (0.5 pt) until the correct level is achieved (transmission fluid should be in the hot range cross-hatched area of the transmission fluid level indicator).