GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC P42 Commercial Chassis 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Emission Hose Routing Diagram

Emission Hose Routing Diagram for GMC Truck GMC P42 Commercial Chassis 1999

Emission Hose Routing Diagram (Non-Enhanced -- Federal Only)
Object Number: 244421 Size: SH
(1)To Evap Canister located at rear of vehicle
(2)PCV
(3)To HVAC (when used)
(4)Throttle Body
(5)Manifold Absolute Pressure (MAP) Sensor
(6)Evap Canister Purge Solenoid Valve
(7)Evap Canister Purge Hose