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

Left Front Corner of the Engine Compartment


Object Number: 893598  Size: MF
(1)Mass Air Flow (MAF) / Intake Air Temperature (IAT) Sensor
(2)Engine Control Module (ECM), in the Air Cleaner Assembly
Figure 2:

Rear of the Engine (L37/LD8)


Object Number: 1657287  Size: LF
(1)Throttle Body Assembly
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Valve Cover
(4)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(5)Engine Coolant Temperature (ECT) Sensor
(6)Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
Figure 3:

Rear of Engine Compartment, on the Top Rear of the Engine


Object Number: 893836  Size: MF
(1)Secondary Air Injection (AIR) Check Valve (NU6)
Figure 4:

EVAP Purge Solenoid, and EGR Valve


Object Number: 602336  Size: SH
(1)Evaporative Emission (EVAP) Canister Purge Solenoid Valve
(2)Exhaust Gas Recirculation (EGR) Valve
Figure 5:

Front of the Engine (L37/LD8)


Object Number: 1657286  Size: LF
(1)Valve Cover
(2)Ignition Coil/Module 2
(3)Ignition Coil/Module 4
(4)Ignition Coil/Module 6
(5)Ignition Coil/Module 8
(6)Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
(7)Engine Oil Pressure (EOP) Switch
Figure 6:

Top of the Engine (L37/LD8)


Object Number: 1657280  Size: LF
(1)Starter Motor
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Throttle Body Assembly
(4)Fuel Injector 8
(5)Ignition Coil/Module 8
(6)Fuel Injector 6
(7)Ignition Coil/Module 6
(8)Knock Sensor (KS) 2
(9)Fuel Injector 4
(10)Ignition Coil/Module 4
(11)Ignition Coil/Module 2
(12)Fuel Injector 2
(13)Crankshaft Position (CKP) Sensor
(14)Knock Sensor (KS) 1
(15)Camshaft Position (CMP) Sensor
(16)Ignition Coil/Module 1
(17)Ignition Coil/Module 3
(18)Fuel Injector 1
(19)Ignition Coil/Module 5
(20)Fuel Injector 3
(21)Ignition Coil/Module 7
(22)Fuel Injector 5
(23)Fuel Injector 7
Figure 7:

Left Side of Engine Compartment


Object Number: 1697756  Size: LF
(1)Air Cleaner-Filter
(2)Engine Control Module (ECM)
(3)Windshield
Figure 8:

Secondary Air Injection (AIR) Pump


Object Number: 833366  Size: LF
(1)Secondary Air Injection (AIR) Pump
Figure 9:

HO2S Bank 1 Sensor 2 (Post HO2)


Object Number: 1436994  Size: SH
(1)HO2S Bank 1 Sensor 2 (Post HO2)
Figure 10:

Fuel Tank Top View


Object Number: 1657329  Size: LF
(1)Fuel Tank
(2)Fuel Pump and Sender Assembly
(3)Fuel Sender Connector
(4)Evaporative Emission (EVAP) Canister
(5)Evaporative Emission (EVAP) Canister Vent Solenoid Valve
Figure 11:

Lower Left Side of I/P


Object Number: 1657017  Size: LF
(1)Park Brake Switch
(2)Instrument Cluster
(3)Brake Pedal Position Sensor
(4)Accelerator Pedal Position (APP) Sensor