Engine Controls Component Views

Fig 1: Engine Harness Components 1 of 3

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C139
2	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
3	Manifold Absolute Pressure (MAP) Sensor
4	Throttle Body Assembly
5	Evaporative Emission (EVAP) Canister Purge Valve
6	A/C Compressor Clutch
7	C160
8	Suspension Position Sensor - RF
9	Fuse Block - Underhood C2
10	Powertrain Control Module (PCM) C3
11	Powertrain Control Module (PCM) C2
12	Powertrain Control Module (PCM) C1
13	C184
14	C182
15	C180
16	C186
17	Engine Oil Level Switch
18	Crankshaft Position (CKP) Sensor
19	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
20	Fuseable Link
21	G106
22	Starter Solenoid
23	Starter Crank Voltage
24	Knock Sensor (KS) Bank 2

Fig 2: Engine Harness Components 2 of 3

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Generator
2	C140
3	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
4	G107
5	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
6	Knock Sensor (KS) Bank 1
7	G105
8	Wheel Speed Sensor (WSS) - LF
9	Suspension Position Sensor - LF
10	Camshaft Position (CMP) Sensor
11	Variable Effort Steering Actuator
12	S195
13	Electronic Brake Control Module (EBCM)
14	Brake Fluid Pressure Sensor
15	Generator

Fig 3: Engine Components 3 of 3

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injector 7
2	Ignition Coil 7
3	Fuel Injector 5
4	Ignition Coil 5
5	Fuel Injector 3
6	Ignition Coil 3
7	Fuel Injector 1
8	Ignition Coil 1
9	Engine Coolant Temperature (ECT) Sensor
10	Fuel Injector 2
11	Ignition Coil 2
12	Ignition Coil 4
13	Fuel Injector 4
14	Ignition Coil 6
15	Fuel Injector 6
16	Ignition Coil 8
17	Fuel Injector 8
18	Engine Oil Pressure (EOP) Sensor