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

Front of Engine


Object Number: 1574059  Size: LF
(1)Engine Coolant Temperature (ECT) Sensor
(2)Ignition Coil 1
(3)Ignition Coil 3
(4)Ignition Coil 5
(5)Ignition Coil 7
(6)Manifold Absolute Pressure (MAP) Sensor
(7)Throttle Actuator Control (TAC) Module
(8)Engine Coolant Heater
(9)Knock Sensor (KS) 1
(10)Engine Oil Level Switch
(11)Camshaft Position (CMP) Sensor
Figure 2:

Left Front of Engine Compartment


Object Number: 1574086  Size: LF
(1)Transmission Control Module (TCM)
(2)Air Cleaner Housing
(3)Radiator Core Support
(4)Engine Control Module (ECM)
Figure 3:

Left Top Side of Engine


Object Number: 1677719  Size: LF
(1)Throttle Actuator Control (TAC) Module
(2)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
(3)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector
Figure 4:

Rear of Engine (LS4)


Object Number: 1574070  Size: LF
(1)Ignition Coil 7
(2)Throttle Actuator Control (TAC) Module
(3)Ignition Coil 8
(4)Ignition Coil 6
(5)Ignition Coil 4
(6)Ignition Coil 2
(7)Heated Oxygen Sensor (HO2S) 1
(8)Knock Sensor (KS) 2
(9)Crankshaft Position (CKP) Sensor
(10)Engine Oil Level Switch
(11)Valve Lifter Oil Manifold (VLOM) Assembly
Figure 5:

Top of Engine (LS4)


Object Number: 1574068  Size: LF
(1)Ignition Coil 8
(2)Fuel Injector 8
(3)Evaporative Emission (EVAP) Canister Purge Solenoid Valve
(4)Manifold Absolute Pressure (MAP) Sensor
(5)Throttle Actuator Control (TAC) Module
(6)Engine Oil Pressure (EOP) Sensor
(7)Fuel Injector 7
(8)Ignition Coil 7
(9)Fuel Injector 5
(10)Ignition Coil 5
(11)Fuel Injector 3
(12)Ignition Coil 3
(13)Fuel Injector 1
(14)Ignition Coil 1
(15)Fuel Injector 2
(16)Ignition Coil 2
(17)Fuel Injector 4
(18)Ignition Coil 4
(19)Fuel Injector 6
(20)Ignition Coil 6
Figure 6:

Left Rear of Engine Compartment


Object Number: 1676527  Size: LF
(1)Brake Booster Vacuum Sensor
(2)Brake Booster
(3)Brake Fluid Level Switch
Figure 7:

Underbody


Object Number: 1203644  Size: LF
(1)Heated Oxygen Sensor (HO2S) Sensor 2
Figure 8:

Left Footwell


Object Number: 1320525  Size: LF
(1)Accelerator Pedal Position (APP) Sensor
(2)Brake Pedal Position Sensor
Figure 9:

Left Rear of the Vehicle


Object Number: 1203646  Size: LF
(1)Evaporative Emission (EVAP) Canister Vent Solenoid
Figure 10:

Fuel Pump and Sender Assembly


Object Number: 886471  Size: LF
(1)Fuel Line Quick Connector
(2)Fuel Pump
(3)Base Plate
(4)Fuel Strainer
(5)Fuel Level Sensor
(6)Springs
(7)Fuel Tank Pressure (FTP) Sensor