Sierra Classic 2500 4WD V8-6.0L (2007)
12. Remove the lower control arm bolts.
13. Remove the lower control arm.
Installation Procedure
1. Install the lower control arm.
2. Install the lower control arm 15-series bolts.
3. Install the lower control arm 25/35-series bolts.
4. Install the lower control arm washers with the shoulder facing the arm.
5. Notice:
Refer to Fastener Notice.
Install the lower control arm retaining nuts.
Tighten the nuts to 175 Nm (129 ft. lbs.).
6. Install the wheel drive shaft.