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

Front of Vehicle


Object Number: 498304  Size: LF
(1)Ambient Air Temperature Sensor
(2)Air Baffle
(3)Ambient Air Temperature Sensor Connector
Figure 2:

Front of Engine (L36)


Object Number: 193776  Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Idle Air Control (IAC) Valve
(3)Throttle Position (TP) Sensor
(4)Fuel Pressure Test Connector
(5)Engine Coolant Temperature (ECT) Sensor
(6)Fuel Injector #5
(7)Evaporative Emission (EVAP) Canister Purge Solenoid
(8)Engine Oil Level Switch
(9)Crankshaft Position (CKP) Sensor
(10)Camshaft Position (CMP) Sensor (Behind Water Pump Pulley)
(11)Ignition Control Module (ICM)
(12)Positive Crankcase Ventilation (PCV) Valve (Under MAP Sensor)
(13)Manifold Absolute Pressure (MAP) Sensor
(14)C110
(15)Fuel Pressure Regulator
Figure 3:

Lower Right Rear of Engine (L36/L67)


Object Number: 743024  Size: LF
(1)C125
(2)Engine Oil Pressure (EOP) Switch
(3)Vehicle Speed Sensor (VSS)
(4)C125
Figure 4:

Lower Front Of Engine (LA1)


Object Number: 327373  Size: LF
(1)Crankshaft Position (CKP) Sensor A Connector and Bracket
(2)Knock Sensor (KS) Connector
(3)Engine Oil Pressure (EOP) Switch Connector
(4)Fusible Links (Starter)
(5)A/C Compressor Clutch Diode
Figure 5:

Rear of Engine (LA1)


Object Number: 619189  Size: LF
(1)Engine Oil Level Switch
(2)Vehicle Speed Sensor (VSS)
(3)Crankshaft Position (CKP) Sensor B
Figure 6:

Center Left of Instrument Panel


Object Number: 498349  Size: LF
(1)Traction Control Switch Connector (Impala)
(2)Instrument Panel Cluster (IPC) Connector
(3)Turn Signal/Hazard Flasher Module Connector
(4)Instrument Panel Cluster (IPC) (Typical)
Figure 7:

Driver Information Center (DIC)


Object Number: 571279  Size: LF
(1)Reset Button
(2)Programmable Buttons
(3)Mode Switch
(4)Housing
(5)Display
Figure 8:

Above the Driver Information Center (DIC) (CF5)


Object Number: 816226  Size: SH
(1)Remote Compass Sensor
(2)Roof Console
Figure 9:

Fuel Pump and Sender Assembly


Object Number: 50636  Size: SH
(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