GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1998
🢒
Sonoma Pickup - 4WD
🢒
Engine
🢒
Engine Controls - 4.3L
🢒 Emission Hose Routing Diagram
(1)
To EVAP Canister
(2)
Positive Crankcase Ventilation (PCV)
(3)
To HVAC (When Used)
(4)
Throttle Body
(5)
Manifold Absolute Pressure (MAP) Sensor
(6)
Crankcase Vent (To Fresh Air)
(7)
EVAP Canister Purge Solenoid Valve
(8)
EVAP Service Port
(9)
EVAP Canister Purge Hose