Parking Pawl: Service and Repair

Park System





Special Tool(s)

Removal

NOTE: If damage to the park gear is found, the transmission must be removed and disassembled to install a new park gear. The park pawl, park pawl return spring and the park pawl shaft may fall out when removing the extension housing. The transmission fluid pan gasket is reusable. Clean and inspect. If damage to the gasket is found, a new gasket must be installed.

1. With the vehicle in NEUTRAL, position it on a hoist.











2. Illustration 1 of 2. Remove the components in the order indicated in the illustration and table.

Item 1: Output Shaft Flange Coupler Removal Note





1. CAUTION: Index-mark (color paint) the bolts, washers, nuts and the flex coupling to the transmission flange to make sure they are installed in the same location. Components that are not assembled in their original location can cause driveshaft imbalance. Do not remove the bolts retaining the flex coupling to the driveshaft.

Index-mark the front driveshaft pinion flange. Remove the three nuts, washers and bolts.

Item 2: Driveshaft Removal Note





1. Slide the front shaft assembly rearward and support.

Item 3: Transmission Assembly Removal Note

1. WARNING: Secure the transmission to the transmission jack with a safety chain. Failure to follow these instructions may result in personal injury.

Using a suitable transmission jack, support the transmission.

Item 7: Shift Cable Retainer Removal Note





1. Disconnect the shift cable from the transmission support.

Item 9: Transmission Selector Lever Cable Screws and Bracket Removal Note





1. Disconnect the wire harness from the top of the transmission shift cable bracket.





2. Remove the shift cable and bracket.

Item 10: Transmission Range TR Sensor Electrical Connector Removal Note





1. Reconnect the digital TR sensor electrical connector.





2. Slide the boot over the digital TR sensor connector and install a tie strap.

Item 14: Heated Oxygen Sensor Electrical Connector Removal Note





1. Disconnect the heated oxygen sensor connector and remove the sensor wire retaining clip from the right side of the transmission pan rail.

Item 15: Heated Oxygen Sensor Electrical Connector Retainer Removal Note





1. Remove the heated oxygen sensor connector from the front of the transmission pan rail.

Item 23: Manual Control Lever Inner Nut Removal Note





1. CAUTION: To avoid damage, make sure the wrench does not strike the manual valve inner lever pin.

Remove the manual valve inner nut.

Item 25: Manual Control Lever Shaft Removal Note





1. Partially remove the manual control lever.





2. Disconnect the manual valve inner lever from the parking lever actuating rod.

Item 28: Output Shaft Flange Removal Note





1. Using the special tool, remove the output shaft flange.

Item 30: Extension Housing Removal Note





1. NOTE: If damage to the park gear is found, the transmission will have to be removed and disassembled. The parking pawl, parking pawl return spring, and parking pawl shaft may tall out during removal of the extension housing.

Remove the extension housing.

Item 31: Extension Housing Gasket Removal Note





1. Remove and discard the extension housing gasket. Inspect the parking pawl, parking pawl return spring, and parking pawl shaft. Discard any components that are worn or damaged.

Installation











1. Illustration 2 of 2. Assemble the components in the order indicated in the illustration and table.
2. Partially fill the transmission.

Item 2: Manual Control Valve Detent Inner Lever Installation Note





1. Install and assemble the manual valve inner lever and parking lever actuating rod as shown.

Item 3: Manual Control Lever Shaft Installation Note





1. CAUTION: Align the flats on the manual valve inner lever with the flats on the manual control lever shaft.

Install the manual control lever shaft.

Item 4: Manual Control Lever Inner Nut Installation Note





1. Install the manual valve inner lever onto the manual shaft and loosely install the nut.

Item 5: Manual Control Lever Shaft Retaining Pin Installation Note





1. CAUTION: Use care not to damage the fluid pan rail surface when installing the retaining pin.

NOTE: Align the manual control lever shaft alignment groove with the manual control lever shaft spring pin bore in the transmission case.

Install the manual control lever shaft spring pin.
^ Tap the manual control lever shaft spring pin into the transmission case.

Item 6: Manual Control Lever Inner Nut Installation Note





1. CAUTION: To avoid damage, do not allow the wrench to strike the manual valve inner lever pin.

Tighten the nut.

Items 9, 10, 11 and 12: Parking Pawl Assembly Installation Note 1. Install the parking pawl assembly and gasket.





1 Install the parking pawl assembly and gasket.
2 Install the parking pawl.
3 Install the parking pawl return spring.
4 Install the gasket.

Items 13 and 14: Extension Housing and Screws Installation Note





1. CAUTION: Make sure the parking lever actuating rod is correctly seated into the case parking rod guide cup.

Install the extension housing.

Item 15: Transmission Fluid Pan Filter Installation Note





1. CAUTION: Lubricate the fluid filter seals with clean automatic transmission fluid or they may be damaged.

NOTE: Make sure that the fluid filter seals are correctly seated on the filter.

Lubricate the seals and install the transmission fluid filter.

Item 18: Transmission Fluid Pan Installation Note





1. Install the transmission fluid pan and gasket and loosely install the screws.

Item 19: Transmission Fluid Pan Screws Installation Note





1. Tighten the screws in a crisscross sequence.

Item 21: Heated Oxygen Sensor Electrical Connector Installation Note





1. Install the heated oxygen sensor connector to the front of the transmission pan rail.

Item 22: Heated Oxygen Sensor Connector Retainer Installation Note





1. Connect the heated oxygen sensor connector and install the sensor wire retaining clip to the right side of the transmission pan rail.

Item 23: Transmission Range Sensor Installation Note





1. CAUTION: The digital transmission range sensor must fit flush against the boss on the case to prevent damage to the sensor.

Install the digital Transmission Range (TR) sensor and loosely install the screws.

Item 24: Transmission Range Sensor Screws Installation Note





1. CAUTION: Tightening one screw before tightening the other may cause the sensor to bind or become damaged.

NOTE: The manual lever must be in the NEUTRAL position.

Using the special tool, align the digital TR sensor and tighten the screws in an alternating sequence.

Item 25: Transmission Range Sensor Electrical Connector Installation Note





1. Reconnect the digital TR sensor connector.





2. Slide the boot over the digital TR sensor connector and install a new tie strap.

Item 28: Shift Cable Retainer Installation Note





1. Connect the shift cable to the transmission support.

Item 32: Output Shaft Flange Installation Note





1. Using the special tool, install the outpost shaft flange.

Item 34: Output Shaft Flange Coupler Installation Note





1. CAUTION: Align the index marks or a driveshaft imbalance can occur.

Align the index marks on the companion flange made during removal and position the driveshaft in place.

Item 35: Output Shaft Flange Coupler Screws Installation Note





1. CAUTION: Install the bolts, washers, and nuts in their original position or driveshaft imbalance can occur. Install the driveshaft flex coupling bolts with the head of the bolt seated against the flange, and the nuts seated against the flex coupling.

Install the three nuts, washers and bolts.