Powertrain Component Views

Fig 1: Behind Radiator Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Cooling Fan - Right
2	Cooling Fan - Left

Fig 2: Identifying LF Engine Compartment

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
2	Brake Booster Vacuum Sensor (LZ8/LS4)
3	Windshield Wiper Motor
4	Electronic Brake Control Module (EBCM)
5	A/C Refrigerant Pressure Sensor
6	Transmission Control Module (TCM)
7	Engine Control Module (ECM)
8	G101
9	Inflatable Restraint Front End Sensor - Left

Fig 3: View Of Lower Front Of Engine (LZE, LZ4, LZ4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Manifold
2	Starter
3	Cable Pro Fuse (6J1)
4	A/C Compressor Clutch

Fig 4: Identifying RF Engine Compartment

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuse Block - Underhood
2	Generator
3	Brake Fluid Level Switch
4	Battery
5	Inflatable Restraint Front End Sensor - Right
6	G100
7	Horn Assembly
8	Windshield Washer Fluid Container
9	Windshield Washer Fluid Level Switch
10	Windshield Washer Fluid Pump
11	Battery Current Sensor
12	G102

Fig 5: Lower Right Front Of Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	A/C Compressor Clutch
2	A/C Compressor Clutch Connector
3	A/C Compressor

Fig 6: Identifying Secondary Air Injection (AIR) Components (LZ4/NU3)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine - LZ4
2	Secondary Air Injection (AIR) Solenoid
3	Throttle Body
4	Secondary Air Injection (AIR) Solenoid Relay
5	Secondary Air Injection (AIR) Pump Relay
6	Secondary Air Injection (AIR) Pump

Fig 7: View Of Front Of Engine (LZE, LZ4, LZ9)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Camshaft Position (CMP) Sensor
2	Knock Sensor (KS) Bank 2
3	Engine Oil Pressure (EOP) Sensor
4	Camshaft Position Actuator Solenoid

Fig 8: View Of Front of Engine (LS4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT) Sensor
2	Ignition Coil 1
3	Ignition Coil 3
4	Ignition Coil 5
5	Ignition Coil 7
6	Manifold Absolute Pressure (MAP) Sensor
7	Throttle Body
8	Engine Coolant Heater
9	Knock Sensor (KS) Bank 1
10	Engine Oil Level Switch
11	Camshaft Position (CMP) Sensor

Fig 9: View Of Top Of Engine (LZE/LZ4/LZ8)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor
2	Throttle Body
3	Intake Manifold
4	Camshaft Position (CMP) Sensor
5	Heated Oxygen Sensor (HO2S) 1
6	Ignition Control Module (ICM)

Fig 10: View Beneath Upper Intake (LZE, LZ4, LZ9)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injector 5
2	Engine Coolant Temperature (ECT) Sensor
3	Fuel Injector 6
4	Fuel Injector 4
5	Fuel Injector 2
6	Fuel Injector 1
7	Fuel Injector 3

Fig 11: View Of Top Of Engine Block (LZ8)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Valve Lifter Oil Manifold (VLOM) Assembly

Fig 12: View Of Top Of Engine (LS4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Ignition Coil 8
2	Fuel Injector 8
3	Evaporative Emission (EVAP) Canister Purge Solenoid Valve
4	Manifold Absolute Pressure (MAP) Sensor
5	Throttle Body
6	Engine Oil Pressure (EOP) Sensor
7	Fuel Injector 7
8	Ignition Coil 7
9	Fuel Injector 5
10	Ignition Coil 5
11	Fuel Injector 3
12	Ignition Coil 3
13	Fuel Injector 1
14	Ignition Coil 1
15	Fuel Injector 2
16	Ignition Coil 2
17	Fuel Injector 4
18	Ignition Coil 4
19	Fuel Injector 6
20	Ignition Coil 6

Fig 13: View Near Air Cleaner Duct (LZE, LZ4, LZ9)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Evaporative Emission (EVAP) Canister Purge Solenoid Valve
2	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
3	Air Cleaner Housing

Fig 14: View Of Left Top Side Of Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Body
2	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
3	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector

Fig 15: Locating Transaxle Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Pressure Control (PC) Solenoid Valve
2	1-2 Shift Solenoid (1-2 SS) Valve
3	Automatic Transmission Input Shaft Speed (AT ISS) Sensor
4	2-3 Shift Solenoid (2-3 SS) Valve
5	Transmission Internal Mode Switch (IMS)
6	Vehicle Speed Sensor (VSS)
7	Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch
8	Automatic Transmission Fluid Temperature (TFT) Sensor
9	Torque Converter Clutch (TCC) Solenoid Valve

Fig 16: View Of Front Of Engine (LS4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	G111
2	Starter Solenoid
3	X100
4	Starter
5	Cable Pro fuse
6	G113

Fig 17: Rear Of Engine View (LZE, LZ4, LZ9)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Body
2	Ignition Control Module (ICM)
3	Heated Oxygen Sensor (HO2S) 1
4	Engine Coolant Heater
5	Engine Oil Level Switch
6	Crankshaft Position (CKP) Sensor
7	Knock Sensor (KS) Bank 1

Fig 18: View Of Rear Of Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Ignition Coil 7
2	Throttle Body
3	Ignition Coil 8
4	Ignition Coil 6
5	Ignition Coil 4
6	Ignition Coil 2
7	Heated Oxygen Sensor (HO2S) 1
8	Knock Sensor (KS) Bank 2
9	Crankshaft Position (CKP) Sensor
10	Engine Oil Level Switch
11	Valve Lifter Oil Manifold (VLOM) Assembly

Fig 19: Underbody Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Heated Oxygen Sensor (HO2S) 2

Fig 20: Identifying Fuel Tank Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Tank
2	Fuel Pump and Sender Assembly
3	Fuel Tank Pressure (FTP) Sensor
4	Evaporative Emission (EVAP) Canister Vent Solenoid

Fig 21: Fuel Pump and Sender Assembly Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
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