WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Crankcase Ventilation Hose
Courtesy of GENERAL MOTORS CORP.
Disconnect the crankcase ventilation hose from the camshaft cover.
Disconnect the crankcase ventilation hose from the intake manifold.