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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System - 4.3L - Introduction) >> Schematic and Routing Diagrams >> Emission Hose Routing Diagram

Emission Hose Routing Diagram

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Fig 1: Emission Hose Routing Diagram
GM369409Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 To EVAP Canister
2 To AIR Pump (If Applicable)
3 Positive Crankcase Ventilation (PCV)
4 To HVAC (If Applicable)
5 Throttle Body
6 Manifold Absolute Pressure (MAP) Sensor
7 Crankcase Vent
8 EVAP Canister Purge Solenoid Valve
9 AIR Pump (If Applicable)
10 EVAP Service Port
11 EVAP Canister Purge Hose