Tools Required

NOTICE: Do not attempt to free the ball stud by using a pickle fork or a wedge-type tool. Seal or bushing damage could result. Use the proper tool in order to separate all the ball joints.

1. Raise and suitably support the vehicle. Refer to Vehicle Lifting and Jacking in General Information in the 1999 C/K Truck Service Manual.
2. Remove the bolts that secure the lower front shield.
3. Remove the lower front shield.
4. Remove the bolts that secure the front differential shield.
5. Remove the front differential shield.



6. Remove the idler arm ball stud nut. Do not reuse the nut.
7. Use the J 24319-01 in order to remove the idler arm from the relay rod.
8. Inspect and clean the ball stud threads for damage, and inspect the ball stud seal for cuts or other damage.

1. Position the idler arm mounting bracket on the frame.
2. Install the frame bolts and the nuts to the idler arm.

Tighten
Tighten the frame bolts to 99 N·m (73 lb ft).

3. Install the idler arm ball stud to the relay rod.

Tighten
Use the J 29193 or the J 29194 in order to tighten the ball stud to 54 N·m (40 lb ft).

4. Remove the tool.
5. Install the new nut to the idler arm ball stud.

Tighten
Tighten the nut to 62 N·m (46 lb ft).

6. Lower the vehicle.
7. Adjust the front toe. Refer to Measuring Wheel Alignment K Model in Wheel Alignment in the 1999 C/K Truck Service Manual.