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Powertrain Component Views

Fig 1: Upper Left Side of the Engine - Front (4.2L)
GM1708917Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Powertrain Control Module (PCM)
2 Powertrain Control Module (PCM) C3
3 Powertrain Control Module (PCM) C2
4 Generator
Fig 2: View Of Lower Left Side of the Engine (4.2L
GM1492075Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Evaporative Emission (EVAP) Canister Purge Solenoid
2 Starter
3 Crankshaft Position (CKP) Sensor
4 Knock Sensor (KS) 2, Rear
5 Knock Sensor (KS) 1, Front
Fig 3: View Of Top Of Engine
GM1550688Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ignition Coil 1
2 Ignition Coil 2
3 Ignition Coil 3
4 Ignition Coil 4
5 Ignition Coil 5
6 Ignition Coil 6
7 Fuel Injector 6
8 Fuel Injector 5
9 Fuel Injector 4
10 Fuel Injector 3
11 Fuel Injector 2
12 Fuel Injector 1
Fig 4: Right Side of the Engine - Front
GM1708918Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Mass Air Flow (MAF) / Intake Air Temperature (IAT) Sensor
2 Camshaft Actuator Solenoid Assembly
3 Camshaft Position (CMP) Sensor
4 Engine Oil Pressure (EOP) Switch
5 Heated Oxygen Sensor (HO2S) Sensor 1
Fig 5: Upper Right Side of the Engine - Rear
GM1708922Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Manifold Absolute Pressure (MAP) Sensor
2 Throttle Body
3 Engine Coolant Temperature (ECT) Sensor
Fig 6: Camshaft Position (CMP) Sensor
GM1657612Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Camshaft Position (CMP) Sensor
2 C110
Fig 7: Upper Left Side of Engine
GM1488867Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 1
2 Evaporative Emission (EVAP) Canister Purge Solenoid
3 Fuel Injector 3
4 Manifold Absolute Pressure (MAP) Sensor
5 Fuel Injector 5
6 Fuel Injector 7
7 Engine
8 Ignition Coil 7
9 Ignition Coil 5
10 Ignition Coil Harness
11 C109
12 Ignition Coil 3
13 Ignition Coil 1
Fig 8: View Of Upper Right Side Of The Engine
GM1488864Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Engine
2 Fuel Injector 8
3 Fuel Injector 6
4 Fuel Injector 4
5 Fuel Injector 2
6 Throttle Body
7 Ignition Coil 2
8 Ignition Coil 4
9 Ignition Coil Harness
10 C108
11 Ignition Coil 6
12 Ignition Coil 8
Fig 9: View Of Rear Of Engine (5.3L/6.0L)
GM1488873Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Engine
2 Engine Harness
3 Engine Oil Pressure (EOP) Sensor Connector
4 Valve Lifter Oil Manifold (VLOM) Assembly
5 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector
6 Transmission
7 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector
Fig 10: Lower Left Side of Engine - Rear
GM1488868Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G108
2 Knock Sensor (KS) 1 - Left
3 Engine
4 G107
5 Engine Harness
Fig 11: View Of Lower Right Side of the Engine - Rear
GM1488866Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Crankshaft Position (CKP) Sensor
2 Knock Sensor (KS) 2 - Right
3 Engine Harness
4 Starter
5 Engine
Fig 12: Identifying Electronic Components
GM1552905Courtesy of GENERAL MOTORS CORP.
Callout Component Name
36 Vehicle Speed Sensor (VSS) - Model Dependent
66 Torque Converter Clutch (TCC) Solenoid Valve
69 Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch
250 Input Speed Sensor (ISS) Assembly - Model Dependent
367a 1-2 Shift Solenoid (SS) Valve
367b 2-3 Shift Solenoid (SS) Valve
377 Pressure Control (PC) Solenoid Valve
394 3-2 Shift Solenoid (SS) Valve Assembly
396 Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve
Fig 13: Park Neutral Position (PNP) Switch Component Views (M30/M32)
GM1283232Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Automatic Transmission 4L60-E/4L65-E/4L70-E
2 Park/Neutral Position (PNP) Switch
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