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

VCM and Underhood Relay Center


Object Number: 247642  Size: LF
(1)Underhood Relay Center
(2)Vehicle Control Module (VCM)
Figure 2:

MAF, IAT and Air Cleaner


Object Number: 247644  Size: MF
(1)Mass Air Flow (MAF) Sensor
(2)Air Cleaner Assembly
(3)Intake Air Temperature (IAT) Sensor
Figure 3:

Crankshaft Position (CKP) Sensor


Object Number: 235188  Size: MF
(1)Crankshaft
(2)Front Engine Cover
(3)Crankshaft Position (CKP) Sensor
Figure 4:

Crankshaft Position (CKP) Reluctor Wheel


Object Number: 212697  Size: MF
(1)Crankshaft Position (CKP) Reluctor Wheel
(2)Crankshaft
(3)Engine Block
Figure 5:

Throttle Position (TP) Sensor, Idle Air Control (IAC) Valve, and Positive Crankcase Ventilation Valve (PCV)


Object Number: 212698  Size: MF
(1)Throttle Position (TP) Sensor
(2)Idle Air Control (IAC) Valve
(3)Ignition Coil
(4)Evaporative (EVAP) Canister Purge Solenoid
(5)Fuel Pump/Oil Pressure Switch
(6)Knock Sensor (KS)
(7)Fuel Pressure Connection Valve
(8)Positive Crankcase Ventilation Valve (PCV)
Figure 6:

MAP, EGR, Purge Solenoid, and Throttle Body


Object Number: 209643  Size: SF
(1)Throttle Body
(2)Exhaust Gas Recirculation (EGR) Valve
(3)Generator
(4)Evaporative Emission (EVAP) Canister Purge Valve
(5)Manifold Absolute Pressure (MAP) Sensor
Figure 7:

ECT and EGR


Object Number: 217936  Size: SF
(1)Exhaust Gas Recirculation (EGR) Valve
(2)Engine Coolant Temperature (ECT) Sensor
Figure 8:

Ignition Coil, Ignition Control (IC) Module, MAP, Throttle Body, and Evaporative (EVAP) Canister Purge Valve


Object Number: 212690  Size: LF
(1)EVAP Pipe
(2)Injector Assembly Electrical Connector
(3)Throttle Body
(4)Manifold Absolute Pressure (MAP) Sensor
(5)Ignition Control (IC) Module
(6)Ignition Coil
(7)Evaporative (EVAP) Canister Purge Valve
Figure 9:

Camshaft Position (CMP) Sensor, Knock Sensor (KS), and Oil Pressure Switch


Object Number: 212680  Size: MF
(1)Camshaft Position (CMP) Sensor
(2)Oil Pressure Switch
(3)Knock Sensor (KS)
Figure 10:

HO2S


Object Number: 209628  Size: MF
(1)HO2S Bank 1 Sensor 3
(2)HO2S Bank 1 Sensor 1
(3)HO2S Bank 1 Sensor 2 (If Applicable)
(4)HO2S Bank 2 Sensor 1
Figure 11:

Vehicle Speed Sensor (2WD)


Object Number: 209622  Size: SF
(1)Vehicle Speed Sensor (VSS)
Figure 12:

EVAP Canister and Fuel Tank


Object Number: 247639  Size: LF
(1)Evaporative Emission (EVAP) Vent Valve
(2)Evaporative Emission (EVAP) Canister
(3)Fuel Tank
(4)Fuel Pump/Sender Assembly
Figure 13:

Fuel Tank Pressure Sensor and Fuel Level Sender Assembly


Object Number: 235167  Size: MF
(1)Fuel Tank
(2)Fuel Tank Pressure Sensor Connector
(3)Fuel Level Sender Connector
(4)Fuel Tank Sender Assembly