GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Engine Controls Components - Bank 2


Object Number: 186964  Size: MF
(1)Engine Oil Level Switch
(2)CKP Sensor A
(3)CKP Sensor B
(4)MAP Sensor (beneath dress cover)
(5)Engine Oil Pressure Switch
Figure 2:

Engine Controls Components - Bank 1


Object Number: 186952  Size: MF
(1)IC Module
(2)IC Connector C2
(3)IC Connector C4
(4)IC Connector C3
(5)IC Connector C1
(6)Bank 1 Sensor 1 (Rear) HO2S
(7)ECT Sensor
(8)Linear EGR Valve
Figure 3:

Camshaft Position Sensor


Object Number: 186963  Size: MF
(1)Camshaft Position Sensor
Figure 4:

Linear EGR Valve


Object Number: 186955  Size: MF
(1)Linear EGR Valve
Figure 5:

MAF Sensor, TP Sensor, IAC Valve


Object Number: 186961  Size: MF
(1)Mass Air Flow Sensor
(2)Throttle Position Sensor
(3)Idle Air Control Valve
Figure 6:

Bank 2 Sensor 1 HO2S


Object Number: 186959  Size: MF
(1)Bank 2 Sensor 1 (Front) HO2S
Figure 7:

Bank 1 Sensor 2 and Bank 1 Sensor 3 (Pre and Post) HO2S


Object Number: 186975  Size: MF
(1)Bank 1 Sensor 2 (Pre) HO2S - EARLY PRODUCTION VEHICLES ONLY
(2)Bank 1 Sensor 3 (Post) HO2S
(3)HO2S Wiring Shield
Figure 8:

IAT, Intake Duct, Resonator


Object Number: 341457  Size: SF
(1)IAT Sensor
(2)Intake Duct
(3)Resonator
Figure 9:

Knock Sensor


Object Number: 341452  Size: MF
(1)Knock Sensor
Figure 10:

PCM, Air Inlet Housing


Object Number: 341459  Size: SF
(1)PCM
(2)Air Inlet Housing
Figure 11:

EVAP Canister Purge Solenoid


Object Number: 342020  Size: SF
(1)EVAP Canister Purge Solenoid Vacuum Harness
(2)Bolt
(3)EVAP Canister Purge Solenoid Quick-Connect Hose
(4)EVAP Canister Purge Solenoid
(5)EVAP Canister Purge Solenoid Bracket
(6)EVAP Canister Purge Solenoid Electrical Connector
(7)EVAP Canister Purge Solenoid Quick-Connect Hose
(8)EVAP Service Port
(9)Vacuum Hose
(10)Intake Manifold
Figure 12:

Fuel Injectors


Object Number: 342145  Size: SF
(1)Fuel Injector
(2)Intake Manifold
(3)Fuel Rail Assemly
Figure 13:

EVAP Vent Valve


Object Number: 342059  Size: SF
(1)Retainer
(2)Fresh Air Line
(3)Bolt
(4)Evap Vent Valve Solenoid
(5)Evap Vent Valve Electrical Connector
Figure 14:

Fuel Tank Pressure Sensor


Object Number: 342178  Size: SF
(1)Fuel Sender Access Panel
(2)Modular Fuel Sender
(3)Fuel Tank Pressure Sensor