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

Engine Data Sensors


Object Number: 1483175  Size: LF
(1)Knock Sensor (KS)
(2)Intake Air Temperature (IAT) Sensor
(3)Engine Oil Pressure (EOP) Switch
Figure 2:

Fuel Injector, Manifold Absolute Pressure (MAP), and Oxygen (O2S) Sensors


Object Number: 1483178  Size: LF
(1)Fuel Injector 1
(2)Fuel Injector 2
(3)Fuel Injector 3
(4)Fuel Injector 4
(5)Manifold Absolute Pressure (MAP) Sensor
(6)Oxygen (O2S) Sensor
(7)Heated Oxygen Sensor (HO2S) 2
Figure 3:

Exhaust Gas Recirculation (EGR), Engine Coolant Temperature (ECT), and EVAP Controls


Object Number: 1483180  Size: LF
(1)Exhaust Gas Recirculation (EGR) Valve - Euro Emissions
(2) Engine Coolant Temperature (ECT) Sensor
(3)Exhaust Gas Recirculation (EGR) Valve - Non-Euro Emissions
(4)Evaporative Emissions (EVAP) Canister Purge Solenoid
(5)Throttle Body
Figure 4:

Engine Control Module (ECM), and Ignition System


Object Number: 1483183  Size: LF
(1)Crankshaft Position (CKP) Sensor
(2)Camshaft Position (CMP) Sensor
(3)Ignition Coil/Module
(4)Engine Control Module (ECM)
Figure 5:

Fuel Tank


Object Number: 1483186  Size: MF
(1)Fuel Pump and Sender Assembly