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Evaporative Emissions Hose Routing Diagram

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: EVAP System Overview - Typical
GM1401455Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 EVAP Service Port Connection
2 Fuel Filler Pipe Vapor Recirculation Hose
3 Fuel Tank Pressure (FTP) Sensor
4 EVAP Purge Canister
5 EVAP Vent Valve
6 Fill Limit Vent Valve (FLVV)
7 Fuel Tank Vent/Rollover Valve
8 EVAP Purge Solenoid