- Disconnect the negative battery cable.
- Remove the stone shield.
- Tag the pressure and return lines so they may be reassembled in their original positions.
- Disconnect the pressure and return lines from the steering gear. Plug the lines and ports in the gear to prevent the entry of dirt.
- Remove the clamp bolts retaining the flexible coupling to the steering gear.
- Raise and safely support the vehicle.
- Remove the nut from the sector shaft.
- Remove the pitman arm from the sector shaft with pitman arm removal tool T64P-3590-F or equivalent. Remove the tool from the pitman arm.
Do not damage the seals and/or gear housing. Do not use a non-approved tool such as a pickle fork.
- Support the steering gear and remove the steering gear retaining bolts.
- Work the gear free of the flex coupling and remove the gear.
- If the flex coupling did not come off with the gear, lift it off the shaft.
- Turn the steering wheel to the straight-ahead position.
- Center the steering gear input shaft with the indexing flat facing downward on 1989-91 vehicles. On 1992-98 vehicles, center the steering gear input shaft with the centerline of the 2 indexing flats at 4 o'clock.
- Slide the steering gear input shaft into the flex coupling and into place on the frame side rail. Install the retaining bolts and tighten to 50-65 ft. lbs. (68-88 Nm).
- Make sure the wheels are in the straight-ahead position. Install the pitman arm on the sector shaft and install the lockwasher and nut. Tighten the nut to 233-250 ft. lbs. (316-338 Nm).
- Move the flex coupling into place on the steering gear input shaft. Install the retaining bolt and tighten to 20-30 ft. lbs. (27-41 Nm).
- Connect the pressure and return lines to the steering gear and tighten the lines. Fill the reservoir and turn the steering wheel from stop-to-stop to distribute the fluid. Check the fluid level and add fluid, if necessary.
- Start the engine and turn the steering wheel from left to right.
- Check for leaks.
- Install the stone shield.