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Home >> Cadillac >> 2008 >> Escalade EXT >> Repair and Diagnosis >> Electrical >> Component Locations >> Component Locations - Powertrain And IP Component Views >> Powertrain Component Views
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Powertrain Component Views

Fig 1: Front View Of Engine Electrical Components (Gas - 4.3L)
GM1714191Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Throttle Body
2 Manifold Absolute Pressure (MAP) Sensor
3 Evaporative Emission (EVAP) Canister Purge Solenoid Valve
4 Knock Sensor (KS) 1
5 Engine Block Heater
6 Engine Coolant Temperature (ECT) Sensor
7 Camshaft Position (CMP) Sensor
8 Generator (except HP2)
Fig 2: Front View Of Engine Electrical Components (HP2)
GM1985478Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Throttle Body
2 Camshaft Position (CMP) Sensor
3 Camshaft Position (CMP) Sensor Magnet
Fig 3: Top View Of Engine Electrical Components
GM1714214Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 6
2 Ignition Coil 8
3 Fuel Injector 8
4 Fuel Injector 7
5 Ignition Coil 7
6 Fuel Injector 5
7 Ignition Coil 5
8 Ignition Coil 3
9 Fuel Injector 3
10 Ignition Coil 1
11 Fuel Injector 1
12 Manifold Absolute Pressure (MAP) Sensor
13 Fuel Injector 2
14 Ignition Coil 2
15 Ignition Coil 4
16 Fuel Injector 4
17 Ignition Coil 6
Fig 4: Top View Of Engine Electrical Components (HP2)
GM1985455Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 7
2 Fuel Injector 5
3 Fuel Injector 3
4 Fuel Injector 1
5 Fuel Injector 2
6 Fuel Injector 4
7 Fuel Injector 6
8 Fuel Injector 8
Fig 5: View Of Engine Electrical Components - Right Side (Gas - 4.3L)
GM1714216Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ignition Coil 8
2 Ignition Coil 6
3 Ignition Coil 4
4 Manifold Absolute Pressure (MAP) Sensor
5 Throttle Body
6 Ignition Coil 2
7 Knock Sensor (KS) 2
8 Crankshaft Position (CKP) Sensor
9 Engine Oil Level (EOL) Switch (Early Production)
10 Starter Motor (except HP2)
11 Valve Lifter Oil Manifold (VLOM) Assembly (LY5, LMG, L76 or LC9)
12 Engine Oil Pressure (EOP) Sensor
Fig 6: View Of Engine Electrical Components - Left Rear (HP2)
GM1985458Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Engine Block Heater Connector
2 Engine Coolant Temperature (ECT) Sensor
3 Ignition Coil 1
4 Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
5 Manifold Absolute Pressure (MAP) Sensor
6 Ignition Coil 3
7 Ignition Coil 5
8 Ignition Coil 7
9 Engine Oil Pressure (EOP) Sensor
10 Valve Lifter Oil Manifold (VLOM) Assembly (DOD)
11 Knock Sensor (KS) 1
Fig 7: View Of Engine Electrical Components - Right Rear (HP2)
GM1985471Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ignition Coil 2
2 Ignition Coil 8
3 Ignition Coil 6
4 Ignition Coil 4
5 Knock Sensor (KS) 2
6 Crankshaft Position (CKP) Sensor
Fig 8: View Of Transfer Case Components NQH
GM1836101Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Transfer Case Encoder Motor
2 Propshaft Speed Sensor - Rear
3 Vehicle Speed Sensor (VSS)
4 Propshaft Speed Sensor - Front
Fig 9: View Of Park Neutral Position (PNP) Switch (M30/M32)
GM1283232Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Automatic Transmission
2 Park/Neutral Position (PNP) Switch
Fig 10: Identifying Transmission/Transfer Case Components (HP2)
GM1985295Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Transmission Power Inverter Module (3 Phase) Cable Cover
2 Vehicle Speed Sensor (VSS) - 2WD
3 Vehicle Speed Sensor (VSS) - 4WD
4 Transfer Case 2/4 Wheel Drive Actuator Position Sensor (NQH)
5 Transfer Case Encoder Motor (NQH)
Fig 11: Identifying Automatic Transmission Of Electronic Components
GM1552905Courtesy of GENERAL MOTORS CORP.
Callout Component Name
36 Vehicle Speed Sensor (VSS)
66 Torque Converter Clutch (TCC) Solenoid Valve
69 Automatic Transmission Fluid Pressure Manual Valve Position Switch
250 Input Speed Sensor (ISS)
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
396 Torque Converter Clutch (TCC) Pulse Width Modulation (PWM) Solenoid Valve
Fig 12: Identifying Automatic Transmission Internal Electronic Components (4L80-E)
GM1236985Courtesy of GENERAL MOTORS CORP.
Callout Component Name
22a Input Speed Sensor (ISS)
22b Output Speed Sensor (OSS)
34 Automatic Transmission Fluid Temperature (TFT) Sensor
40 Automatic Transmission Fluid Pressure Manual Valve Position Switch
311 2-3 Shift Solenoid (SS) Valve
313 1-2 Shift Solenoid (SS) Valve
320 Pressure Control (PC) Solenoid Valve Assembly
323 Torque Converter Clutch (TCC) Pulse Width Modulation (PWM) Solenoid Valve
Fig 13: Electronic Component Views
GM1696407Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Control Solenoid Valve Assembly
2 Input Speed Sensor (ISS)/Output Speed Sensor (OSS)
3 Automatic Transmission Internal Mode Switch (IMS)
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