Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
12. Position the cooling fan shroud bracket (2).
13. Install the cooling fan shroud bracket bolts (1).
Tighten the fan shroud bolt to 8 N.m (71 lb in).
Tighten the fan shroud bracket to engine block bolts to 58N.m (63 lb ft).
14. Install the charge air inlet pipe.
15. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Vac-N-Fill).