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

Data Link Connector (DLC)


Object Number: 535672  Size: MF
(1)Data Link Connector (DLC)
Figure 2:

Lower Left of the I/P


Object Number: 192941  Size: SF
(1)Accelerator Pedal Position (APP) Sensor
(2)Accelerator Pedal
(3)Brake Pedal
Figure 3:

Air Injection Reaction (AIR) Pump


Object Number: 404290  Size: MF
(1)Air Injection Reaction (AIR) Pump
Figure 4:

MAF, IAT and Air Cleaner


Object Number: 690103  Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Air Cleaner Assembly
(3)Intake Air Temperature (IAT) Sensor
Figure 5:

PCM and Underhood Relay Center


Object Number: 688475  Size: LF
(1)Powertrain Control Module (PCM)
(2)Underhood Fuse Relay Center
Figure 6:

Throttle Actuator Control (TAC) Module


Object Number: 796465  Size: MF
(1)Throttle Actuator Control (TAC) Module
Figure 7:

Electronic Throttle Control (ETC) Motor and Throttle Position (TP) Sensor


Object Number: 689529  Size: LF
(1)Electronic Throttle Control (ETC) Motor
(2)Throttle Position (TP) Sensor
Figure 8:

Engine Coolant Temperature Sensor, Purge Valve


Object Number: 689475  Size: LF
(1)Engine Coolant Temperature Sensor (ECT)
(2)Purge Valve
Figure 9:

Camshaft Position Sensor, Knock Sensor (KS) Bank 1


Object Number: 689498  Size: LF
(1)Camshaft Position Sensor
(2)Knock Sensor (KS) Bank 1
Figure 10:

Knock Sensor (KS) Bank 2


Object Number: 690093  Size: LF
(1)Knock Sensor (KS) Bank 2
(2)Starter Motor
Figure 11:

MAF, Crankshaft Position Sensor, EGR, Engine Oil Pressure Sensor


Object Number: 690071  Size: LF
(1)Manifold Absolute Pressure (MAP) Sensor
(2)Exhaust Gas Recirculation (EGR) Valve
(3)Crankshaft Position (CKP) Sensor
(4)Oil Pressure (EOP) Sensor
Figure 12:

Heated Oxygen Sensors


Object Number: 749263  Size: LF
(1)HO2S Bank 1 Sensor 2
(2)HO2S Bank 2 Sensor 2
(3)HO2S Bank 1 Sensor 1
(4)HO2S Bank 2 Sensor 1
Figure 13:

Vehicle Speed Sensor - 4L80E


Object Number: 537877  Size: MF
(1)Vehicle Speed Sensor (VSS)
Figure 14:

Fuel Tank Assembly - NE7


Object Number: 536395  Size: MF
(1)Fuel Pump/Sender Assembly
(2)Fuel Tank
Figure 15:

EVAP Canister and Fuel Tank - NL1


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 16:

Fuel Filter and EVAP Canister


Object Number: 536459  Size: MF
(1)Evaporative Emission (EVAP) Canister
(2)Fuel Filter
Figure 17:

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