Powertrain Component Views

Fig 1: Engine - Front View (LE5)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor (L61/LE5)
2	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (L61/LE5)
3	Throttle Actuator Control (TAC) Module (L61/LE5)
4	Evaporative Emission (EVAP) Canister Purge Solenoid
5	Camshaft Position (CMP) Sensor (L61)
6	Engine Oil Pressure (EOP) Switch
7	Crankshaft Position (CKP) Sensor
8	Starter Solenoid
9	Knock Sensor (KS) (L61/LE5)
10	A/C Compressor Clutch (C67)
11	Generator

Fig 2: Engine - Top View (LE5)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injector 4 (L61/LE5)
2	Fuel Injector 3 (L61/LE5)
3	Fuel Injector 2 (L61/LE5)
4	Fuel Injector 1 (L61/LE5)
5	Camshaft Position (CMP) Actuator Solenoid - Intake (LE5/LNF)
6	Camshaft Position (CMP) Actuator Solenoid - Exhaust (LE5/LNF)
7	Ignition Coil/Module 1
8	Ignition Coil/Module 2
9	Ignition Coil/Module 3
10	Ignition Coil/Module 4

Fig 3: Engine - Rear View (LE5)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT) Sensor (L61/LE5)
2	Camshaft Position (CMP) Sensor - Exhaust (LE5/LNF)
3	Block Heater Connector

Fig 4: Engine (LE5) and Automatic Transmission (MN5)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Park/Neutral Position (PNP) Switch (MN5/MXO)
2	Heated Oxygen Sensor (HO2S) 1
3	Vehicle Speed Sensor (VSS)
4	Heated Oxygen Sensor (HO2S) 2

Fig 5: Engine (LE5) and Manual Transmission (M86)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Backup Lamp Switch (M86)
2	Heated Oxygen Sensor (HO2S) 1
3	Heated Oxygen Sensor (HO2S) 2
4	Vehicle Speed Sensor (VSS)

Fig 6: Engine - Front View (L61)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (L61/LE5)
2	Manifold Absolute Pressure (MAP) Sensor (L61/LE5)
3	Evaporative Emission (EVAP) Canister Purge Solenoid
4	Camshaft Position (CMP) Sensor (L61)
5	Throttle Actuator Control (TAC) Module (L61/LE5)
6	Engine Oil Pressure (EOP) Switch
7	Crankshaft Position (CKP) Sensor
8	Starter Solenoid
9	Knock Sensor (KS) (L61/LE5)
10	Secondary Air Injection (AIR) Pump (NU6)
11	A/C Compressor Clutch (C67)
12	Generator

Fig 7: Engine (L61/LE5)-Top View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injector 4 (L61/LE5)
2	Fuel Injector 3 (L61/LE5)
3	Fuel Injector 2 (L61/LE5)
4	Fuel Injector 1 (L61/LE5)
5	Ignition Coil/Module 1
6	Ignition Coil/Module 2
7	Ignition Coil/Module 3
8	Ignition Coil/Module 4

Fig 8: Engine - Rear View (L61)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT) Sensor (L61)
2	Engine Block Heater Connector

Fig 9: Engine (L61) and Manual Transmission (M86)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Backup Lamp Switch (M86)
2	Heated Oxygen Sensor (HO2S) 1
3	Heated Oxygen Sensor (HO2S) 2
4	Vehicle Speed Sensor (VSS)

Fig 10: Engine (L61) and Automatic Transmission (MN5)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Park/Neutral Position (PNP) Switch (MN5/MXO)
2	Heated Oxygen Sensor (HO2S) 1
3	Vehicle Speed Sensor (VSS)
4	Heated Oxygen Sensor (HO2S) 2

Fig 11: Engine - Front View (LNF)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LNF)
2	Turbo Bypass Valve Solenoid (LNF)
3	High Pressure Fuel Pump
4	Knock Sensor (KS) 2
5	Crankshaft Position (CKP) Sensor
6	Engine Oil Pressure (EOP) Switch
7	Starter Solenoid
8	Turbocharger Intake Air Pressure and Temperature Sensor
9	Charge Air Cooler
10	A/C Compressor Clutch (C70)
11	Generator
12	Fuel Rail Pressure (FRP) Sensor
13	Evaporative Emission (EVAP) Canister Purge Solenoid

Fig 12: Engine - Rear View (LNF)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Turbocharger
2	Camshaft Position (CMP) Actuator Solenoid - Intake (LE5/LNF)
3	Camshaft Position (CMP) Actuator Solenoid - Exhaust (LE5/LNF)
4	Turbocharger Wastegate Solenoid (LNF)
5	Heater Block Connector
6	Turbocharger Wastegate Actuator (LNF)
7	Engine Coolant Temperature (ECT) Sensor (LNF)
8	Camshaft Position (CMP) Sensor - Exhaust (LE5/LNF)
9	Camshaft Position (CMP) Sensor - Intake (LE5/LNF)

Fig 13: Engine (LNF) and Manual Transmission (M86)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Backup Lamp Switch (M86)
2	Heated Oxygen Sensor (HO2S) 1
3	Heated Oxygen Sensor (HO2S) 2
4	Vehicle Speed Sensor (VSS)

Fig 14: 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 Sensor
4	Evaporative Emission (EVAP) Canister Vent Solenoid Valve
5	Evaporative Emission (EVAP) Canister

Fig 15: Identifying Secondary Air Injection (AIR) Components (NU3)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Secondary Air Injection (AIR) Solenoid (NU6)
2	Coolant Overflow Container
3	Secondary Air Injection (AIR) Relay (NU6)
4	Secondary Air Injection (AIR) Pump (NU6)
5	Engine Block

Fig 16: Identifying Fuel Tank Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Evaporative Emission (EVAP) Canister Vent Solenoid
2	Evaporative Emission (EVAP) Canister
3	Fuel Tank
4	Fuel Pump and Sender Assembly
5	X305
6	Fuel Filter
7	Fuel Tank Pressure (FTP) Sensor

Fig 17: Identifying Electronic Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	TFP Manual Valve Position Switch Assembly
2	1-2 Shift Solenoid Valve
3	2-3 Shift Solenoid Valve
4	Output Speed Sensor
5	Input Speed Sensor
6	Pressure Control Solenoid
7	TCC Control PWM Solenoid