Silverado 1500 4WD V8-6.0L Hybrid (2009)
9. Remove the lower control arm nuts (1) and washers (2).
10. Remove the control arm bolts (3).
11. Remove the control arm (4).
Installation Procedure
1. Install the lower control arm (4).
2. Install the lower control arm bolts (3).
3. Install the washers (2).
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution) .
4. Install the lower control arm retaining nuts (1) and tighten to 175 Nm (129 lb ft) .
5. Install the lower ball joint in the steering knuckle.
6. Install the NEW lower ball joint retaining nut and tighten to 125 Nm (92 lb ft) .