GM Service Manual Online
For 1990-2009 cars only
Figure 1:
Object Number: 488679  Size: SH
(1)Intake Manifold
(2)Fuel Pressure Regulator
(3)Throttle Body
(4)EVAP Canister Purge Valve
(5)EVAP Canister
(6)EVAP Canister Vent Solenoid (EVAP Canister Air Valve)
(7)Tank Pressure Control Valve
(8)EVAP Tank Pressure Control Solenoid Valve (Tank Pressure Control Solenoid Valve)
Figure 2:

Equipped With ORVR Fuel System


Object Number: 707733  Size: SH
(1)Intake Manifold
(2)Fuel Pressure Regulator
(3)Throttle Body
(4)EVAP Canister Purge Valve