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

Front and Top of the Engine


Object Number: 1704936  Size: LF
(1)Camshaft Position (CMP) Sensor - Intake Bank 1
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Barometric Pressure (BARO) Sensor
(4)Super Charger Inlet Air Pressure (SCIAP) Sensor
(5)Camshaft Position (CMP) Actuator Solenoid - Intake Bank 1
(6)Intake Air Temperature (IAT) Sensor 2
(7)Vacuum Bypass Valve Solenoid
(8)Camshaft Position (CMP) Actuator Solenoid - Intake Bank 2
(9)Camshaft Position (CMP) Sensor - Intake Bank 2
(10)Camshaft Position (CMP) Sensor - Exhaust Bank 2
(11)Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 2
(12)Engine Control Module (ECM)
(13)A/C Refrigerant Pressure Sensor
(14)Charge Air Cooler (CAC) Coolant Pump
(15)Brake Fluid Pressure Sensor
(16)Electronic Brake Control Module (EBCM)
(17)C113 Engine to Forward Lamp Harness
(18)Fuse Block -- Underhood
(19)Camshaft Position (CMP) Sensor - Exhaust Bank 1
(20)Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 1
Figure 2:

Top of the Engine


Object Number: 1704940  Size: LF
(1)Knock Sensor (KS) Bank 1
(2)Starter
(3)Fuel Injector 8
(4)C141 Engine to Even Bank Coil/Module Harness
(5)Ignition Coil 8
(6)Fuel Injector 6
(7)Ignition Coil 6
(8)Fuel Injector 4
(9)Ignition Coil 4
(10)Fuel Injector 2
(11)Ignition Coil 2
(12)Knock Sensor (KS) Bank 2
(13)Crankshaft Postion (CKP) Sensor
(14)Generator
(15)Fuse Block - Underhood
(16)Intake Air Temperature (IAT) Sensor 2
(17)Fuel Injector 1
(18)C140 Engine to Odd Bank Coil/Module Harness
(19)Ignition Coil 1
(20)Ignition Coil 3
(21)Fuel Injector 3
(22)Ignition Coil 5
(23)Fuel Injector 5
(24)Ignition Coil 7
(25)Fuel Injector 7
Figure 3:

Left Side of the Engine


Object Number: 1704943  Size: LF
(1)Variable Effort Steering Actuator
(2)Engine Oil Level / Temperature Sensor
(3)Engine Oil Pressure (EOP) Sensor
(4)Oil Filter
Figure 4:

Top and Back of the Engine


Object Number: 1704944  Size: LF
(1)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
(2)Throttle Body Assembly
(3)Engine Coolant Temperature (ECT) Sensor
(4)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(5)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
(6)Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
(7)Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
(8)Evaporative Emissions (EVAP) Canister Purge Solenoid Valve