Silverado Classic 3500 2WD V8-6.0L (2007)
Tighten the nut and bolt to 25 N.m (18 lb ft).
5. Connect the outlet heater hose to the heater core.
Firmly push the quick connect onto the heater core pipe until you hear an audible click.
6. Install the outlet heater hose to the mounting clip.
7. Install the air intake tube.
8. Fill the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (w/RPO HP2) Draining
and Filling Cooling System (Vac-N-Fill).
