RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
Ball Joint: Testing and Inspection
DIAGNOSIS AND TESTING - LOWER BALL JOINT
NOTE: If the ball joint is equipped with a lubrication fitting, grease the joint then road test the vehicle before performing test.
1. Raise the front of the vehicle. Place safety floor stands under both lower suspension arms as far outboard as possible. Lower the vehicle to allow
the stands to support some or all of the vehicle weight.
2. Mount a dial indicator solidly to the top side of the lower suspension arm and then zero the dial indicator.
3. Position indicator plunger against the bottom surface of the steering knuckle.
NOTE: The dial indicator plunger must be perpendicular to the machined surface of the steering knuckle.
4. Position a pry bar under the tire assembly. Pry upwards on the tire assembly.
5. If the travel exceeds 0.5 mm (0.020 inch), replace the lower ball joint.
