Silverado Classic 1500 2WD V6-4.3L (2007)
13. Install the PCV hose.
14. Tighten the air cleaner outlet duct clamp at the MAF/IAT sensor.
Tighten the clamps to 4 Nm (35 inch lbs.).
15. 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).
16. Inspect the cooling system for leaks.
