Steering Knuckle Replacement

Fig 1: Steering Knuckle

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
NOTE: The ball stud must not rotate during disassembly or reassembly. Hand tools must be used to keep the ball stud from rotating. If air tools are used and the stud is allowed to rotate, damage to the ball stud and/or stud mounting hole may occur. Preliminary Procedure: Remove wheel hub and bearing assembly. Refer to Wheel Hub/Speed Sensor Replacement .
1	Outer Tie Rod End Retaining Nut NOTE: Refer to Fastener Notice . Tip: Using the J-42188-B Ball Joint Separator, separate the outer tie rod end from the steering knuckle. Do Not loosen the adjustment jamb nut. Refer to Rack and Pinion Outer Tie Rod End Replacement . Tighten: 30 N.m (22 lb ft) plus an additional 115°
2	Upper Ball Joint Retaining Nut Tip: Loosen but DO NOT remove the nut until the ball stud has been separated from the knuckle. Using the J-42188-B , separate the ball stud from the knuckle. Tighten: 30 N.m (22 lb ft) ± 150°
3	Lower Ball Joint Retaining Nut Tip: Rotate the forward edge of the knuckle outboard to provide access for the J-42188-B . Loosen but DO NOT remove the nut until the ball stud has been separated from the knuckle. Using the J-42188-B , separate the ball stud from the steering knuckle. Tighten: 40 N.m (30 lb ft) ± 135°
4	Steering Knuckle