Sierra 1500 4WD V8-6.0L VIN U (2006)
23. If equipped with 4WD, install the differential carrier lower mounting bolt and nut.
^
Tighten the bolts to 100 Nm (75 ft. lbs.).
24. If equipped with 4WD, install the inner axle housing washers and nuts to the bracket.
^
Tighten the nuts to 100 Nm (75 ft. lbs.).
25. Remove the jack from the front drive axle.
26. Install new engine oil and a new oil filter.