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2004
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GTO Automatic
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Engine Controls -- 5.7L -- (Introduction)
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Description and Operation
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Evaporative Emission (EVAP) Control System Description
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EVAP System Components
EVAP System Components
Fig 1: EVAP Hose Routing Diagram
Courtesy of GENERAL MOTORS CORP.
Callout
Component Name
1
EVAP Canister Purge Solenoid
2
EVAP Canister
3
Fuel Fill Neck/Fill Cap
4
Rollover Valve/Fuel Tank Pressure (FTP) Sensor
5
Fuel Tank
6
EVAP Canister Vent Solenoid
7
Vent Hose/Pipe
8
EVAP Vapor Pipe
9
EVAP Purge Pipe
10
EVAP Service Port