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

Upper Left Side of Engine - LY7


Object Number: 1552095  Size: LF
(1)Air Cleaner Assembly
(2)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
(3)Engine Block
Figure 2:

Upper Intake Manifold - LY7


Object Number: 1397585  Size: LF
(1)Evaporative Emission (EVAP) Canister Purge Solenoid Valve
(2)Barometeric Pressure (BARO) Sensor
(3)Throttle Actuator Control (TAC) Module
(4)Upper Intake Manifold
(5)Intake Manifold Runner Control (IMRC) Solenoid Valve
Figure 3:

Upper Right Front of Engine - LY7


Object Number: 1398066  Size: LF
(1)Electronic Control Module (ECM) C1 Connector
(2)Electronic Control Module (ECM)
(3)Electronic Control Module (ECM) C2 Connector
Figure 4:

Upper Left Rear of Engine - LY7


Object Number: 1552097  Size: LF
(1)Heated Oxygen Sensor (HO2S) 1
(2)Engine Valve Cover
(3)Exhaust Manifold
Figure 5:

Fuel Injectors - LY7


Object Number: 1530198  Size: LF
(1)Valve Cover - Rear
(2)Fuel Injector 5
(3)Intake Manifold
(4)Fuel Injector 6
(5)Fuel Injector 4
(6)Fuel Injector 2
(7)Valve Cover - Front
(8)Fuel Injector 1
(9)Fuel Injector 3
Figure 6:

Right Side of Engine - LY7


Object Number: 868189  Size: LF
(1)Camshaft Position (CMP) Sensor - Exhaust Bank 1
(2)Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 1
(3)Camshaft Position (CMP) Actuator Solenoid - Intake Bank 1
(4)Camshaft Position (CMP) Sensor - Intake Bank 1
(5)Camshaft Position (CMP) Sensor - Intake Bank 2
(6)Camshaft Position (CMP) Actuator Solenoid - Intake Bank 2
(7)Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 2
(8)Camshaft Position (CMP) Sensor - Exhaust Bank 2
Figure 7:

Engine Components - Bank 1 - LY7


Object Number: 1397616  Size: LF
(1)Ignition Coil 5
(2)Ignition Coil 3
(3)Ignition Coil 1
(4)Knock Sensor (KS) - Bank 1
(5)Crankshaft Position (CKP) Sensor
(6)Engine Block
Figure 8:

Engine Components - Bank 2 - LY7


Object Number: 1397638  Size: LF
(1)Ignition Coil 2
(2)Ignition Coil 4
(3)Ignition Coil 6
(4)Engine Coolant Temperature (ECT) Sensor
(5)Knock Sensor (KS) - Bank 2
(6)Engine Oil Level and Temperature Sensor
(7)Engine Oil Pressure (EOP) Sensor
Figure 9:

Below Left Side of I/P


Object Number: 1397661  Size: LF
(1)Accelerator Pedal Position (APP) Sensor
(2)Accelerator Pedal
Figure 10:

Behind Engine, Under Vehicle


Object Number: 305319  Size: LF
(1)Heat Shield
(2)Catalytic Converter
(3)Heated Oxygen Sensor (HO2S) 2
Figure 11:

Fuel Tank


Object Number: 1676524  Size: MF
(1)Fuel Pump and Sender Assembly
(2)Fuel Tank Pressure (FTP) Sensor
(3)Fuel Pump
(4)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
(5)EVAP Canister
(6)Fuel Level Sender