GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1999 🢒 Eighty Eight 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Emission Hose Routing Diagram
Figure 1:

VIN K
Object Number: 12847 Size: SH
(1)Intake Manifold
(2)To Vacuum Brake Booster
(3)To Accessory
(4)Throttle Body
(5)To Transaxle
(6)EVAP Canister
(7)To Fuel Tank
(8)To Vent Solenoid
(9)EVAP Service Port
(10)EVAP Canister Purge Valve
(11)Fuel Pressure Regulator
(12)PCV Valve
Figure 2:

VIN 1
Object Number: 202171 Size: SH
(1) PCV Valve
(2)To Vacuum Brake Booster
(3)Throttle Body
(4)To EVAP Canister
(5)Supercharger Bypass Actuator (Bypass Valve Actuator)
(6)Supercharger Bypass Solenoid (Boost Control Solenoid)
(7)Fuel Pressure Regulator
(8)Supercharger Assembly
(9)EVAP Canister Purge Valve
(10)MAP Sensor
Figure 3:

VIN 1
Object Number: 202166 Size: SH
(1)PCV Valve
(2)To Vacuum Brake Booster
(3)Throttle Body
(4)To EVAP Canister
(5)Supercharger Bypass Actuator (Bypass Valve Actuator)
(6)Supercharger Bypass Solenoid (Boost Control Solenoid)
(7)Fuel Pressure Regulator
(8)Supercharger Assembly
(9)EVAP Canister Purge Valve
(10)MAP Sensors