Emission Hose Routing Diagram

Fig 1: View Of Emission Hose Routing

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Intake Manifold
2	Positive Crankcase Ventilation (PCV) Orifice
3	PCV Fresh Air Inlet Hose
4	Hose/Pipe to Evaporative Emission (EVAP) Canister
5	EVAP Purge Valve
6	To Brake Booster