GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2004
🢒
Sonoma Pickup - 4WD
🢒
Engine
🢒
Engine Controls - 4.3L
🢒 Emission Hose Routing Diagram
(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