Sierra 1500 4WD V6-4.3L (2008)
10. Install the insulator (1) to the intermediate muffler assembly hanger.
Notice: Refer to Fastener Notice .
11. Install the catalytic converter to exhaust muffler nuts.
Tighten the nuts to 45 N.m (33 lb ft).
12. Return the spare tire to the original position.
13. Lower the vehicle.
