GM Service Manual Online
For 1990-2009 cars only
Connector 1: Accelerator Pedal Position (APP) Sensor
Connector 2: Camshaft Position (CMP) Sensor
Connector 3: Crankshaft Position (CKP) Sensor
Connector 4: Engine Coolant Temperature (ECT) Sensor
Connector 5: Evaporative Emission (EVAP) Canister Purge Solenoid
Connector 6: Evaporative Emissions (EVAP) Canister Vent Solenoid
Connector 7: Exhaust Gas Recirculation (EGR) Valve
Connector 8: Fuel Injector 1
Connector 9: Fuel Injector 2
Connector 10: Fuel Injector 3
Connector 11: Fuel Injector 4
Connector 12: Fuel Injector 5
Connector 13: Fuel Injector 6
Connector 14: Fuel Pump and Sender Assembly
Connector 15: Fuel Tank Pressure (FTP) Sensor
Connector 16: Heated Oxygen Sensor (HO2S) 1
Connector 17: Heated Oxygen Sensor Bank (HO2S) 2
Connector 18: Ignition Control Module ( ICM)
Connector 19: Knock Sensor (KS) 1
Connector 20: Knock Sensor (KS) 2
Connector 21: Manifold Absolute Pressure (MAP) Sensor
Connector 22: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
Connector 23: Throttle Actuator Control (TAC) Module

Accelerator Pedal Position (APP) Sensor


Object Number: 632357  Size: CH

Connector Part Information

  • OEM: 15326829
  • Service: 88953153
  • Description: 6-Way F 150 Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Accelerator Pedal Position (APP) Sensor

Pin

Wire Color

Circuit No.

Function

A

PU

1272

Low Reference 2

B

L-BU

1162

Pedal Position Signal 2

C

TN

1274

5-Volt Reference 1

D

BN

1271

Low Reference 1

E

D-BU

1161

Pedal Position Signal 1

F

WH/BK

1164

5-Volt Reference

Camshaft Position (CMP) Sensor


Object Number: 646415  Size: CH

Connector Part Information

  • OEM: 12577863
  • Service: 88988158
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Camshaft Position (CMP) Sensor

Pin

Wire Color

Circuit No.

Function

A

RD/WH

6259

5-Volt Reference

B

BK

407

Low Reference

C

BN/WH

633

CMP Sensor Signal

Crankshaft Position (CKP) Sensor


Object Number: 646415  Size: CH

Connector Part Information

  • OEM: 15326808
  • Service: 15306388
  • Description: 3-Way F GT 150 Sealed 4.5 (BK)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Crankshaft Position (CKP) Sensor

Pin

Wire Color

Circuit No.

Function

A

PU/WH

6270

5-Volt Reference 2

B

GY/BK

6272

Low Reference

C

WH/BK

6271

Medium Resolution Engine Speed Signal

Engine Coolant Temperature (ECT) Sensor


Object Number: 237066  Size: CH

Connector Part Information

  • OEM: 15359366
  • Service: 88987993
  • Description: 2-Way F Metri-Pack 150.2 Series Sealed Pull-to-Seat (BK)

Terminal Part Information

  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire Color

Circuit No.

Function

A

OG/BK

410

ECT Sensor Signal

B

YE

469

Low Reference

Evaporative Emission (EVAP) Canister Purge Solenoid


Object Number: 1331450  Size: CH

Connector Part Information

  • OEM: 1928404072
  • Service: 88988586
  • Description: 2-Way F (BK)

Terminal Part Information

  • Terminal/Tray: 1928498056/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: J-38125-561/J-35616-4A (PU)

Evaporative Emission (EVAP) Canister Purge Solenoid

Pin

Wire Color

Circuit No.

Function

1

PK/BK

5292

Powertrain Main Relay Fused Supply (3)

2

D-GN/WH

428

EVAP Canister Purge Solenoid Control

Evaporative Emissions (EVAP) Canister Vent Solenoid


Object Number: 684795  Size: CH

Connector Part Information

  • OEM: 12052643
  • Service: 12101858
  • Description: 2-Way F Metri-Pack 150 Series Sealed (RD)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Evaporative Emissions (EVAP) Canister Vent Solenoid

Pin

Wire Color

Circuit No.

Function

A

WH

1310

EVAP Canister Vent Solenoid Control

B

RD/WH

2840

Battery Positive Voltage

Exhaust Gas Recirculation (EGR) Valve


Object Number: 594477  Size: CH

Connector Part Information

  • OEM: 15326389
  • Service: 15306175
  • Description: 5-Way F Metri-Pack 150 (BK)

Terminal Part Information

  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Exhaust Gas Recirculation (EGR) Valve

Pin

Wire Color

Circuit No.

Function

A

GY

435

EGR Solenoid Low Control

B

TN

2753

Low Reference

C

BN

1456

EGR Valve Position Signal

D

GY

5047

5-Volt Reference 1

E

OG

1676

EGR Solenoid High Control

Fuel Injector 1


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 1

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

BK

1744

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 2

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

L-GN/BK

1745

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 3

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 4

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

L-BU/BK

844

Fuel Injector 4 Control

Fuel Injector 5


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 5

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

BK/WH

845

Fuel Injector 5 Control

Fuel Injector 6


Object Number: 603098  Size: CH

Connector Part Information

  • OEM: 15305086
  • Service: 15306318
  • Description: 2-Way F Metri-Pack Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Injector 6

Pin

Wire Color

Circuit No.

Function

A

PK

5291

Ignition 1 Voltage

B

YE/BK

846

Fuel Injector 6 Control

Fuel Pump and Sender Assembly


Object Number: 40442  Size: CH

Connector Part Information

  • OEM: 12162210
  • Service: 12167121
  • Description: 6-Way F Metri-Pack 150.2 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Pump and Sender Assembly

Pin

Wire Color

Circuit No.

Function

A

GY

120

Fuel Pump Supply Voltage

B

TN

2759

Low Reference

C

PU

30

Fuel Level Sensor Signal

D

PU

1589

Fuel Level Sensor Signal

E

PU

30

Fuel Level Sensor Signal

F

BK

850

Ground

Fuel Tank Pressure (FTP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

  • OEM: 12059595
  • Service: 88986451
  • Description: 3-Way F Metri-Pack 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Tank Pressure (FTP) Sensor

Pin

Wire Color

Circuit No.

Function

A

BK

2759

Low Reference

B

D-GN

890

Fuel Tank Pressure Sensor Signal

C

GY

2709

5-Volt Reference 1

Heated Oxygen Sensor (HO2S) 1


Object Number: 474210  Size: CH

Connector Part Information

  • OEM: 12176897
  • Service: 15305960
  • Description: 4-Way F Metri-Pack 150 Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Heated Oxygen Sensor (HO2S) 1

Pin

Wire Color

Circuit No.

Function

A

TN/WH

1653

HO2S 1 Low Signal

B

PU/WH

1665

HO2S 1 High Signal

C

GY/WH

3113

HO2S 1 Heater Low Control

D

PK/BK

5293

Powertrain Main Relay Fused Supply (4)

Heated Oxygen Sensor Bank (HO2S) 2


Object Number: 806613  Size: CH

Connector Part Information

  • OEM: 15326423
  • Service: 88988140
  • Description: 4-Way M Metri-Pack 150 Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)

Heated Oxygen Sensor (HO2S) 2

Pin

Wire Color

Circuit No.

Function

A

TN/WH

1669

HO2S 2 Low Signal Sensor

B

PU/WH

1668

HO2S 2 High Signal Sensor

C

GY/WH

3122

HO2S 2 Heater Low Control Sensor

D

PK/BK

5294

Powertrain Main Relay Fused Supply

Ignition Control Module ( ICM)


Object Number: 632357  Size: CH

Connector Part Information

  • OEM: 15326829
  • Service: 88953153
  • Description: 6-Way F 150 Sealed (BK)

Terminal Part Information

  • Pins: A, B, C, D
  • Terminal/Tray: 12191818/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
  • Pins: E, F
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: 2/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Ignition Control Module (ICM)

Pin

Wire Color

Circuit No.

Function

A

OG/WH

2122

IC 2 Control

B

PU

2121

IC 1 Control

C

L-BU

2123

IC 3 Control

D

YE

2174

Low Reference

E

BK

450

Ground

F

PK/BK

5291

Ignition 1 Voltage

Knock Sensor (KS) 1


Object Number: 1232999  Size: CH

Connector Part Information

  • OEM: 15374222
  • Service: 88953268
  • Description: 2-Way F GT 150 Sealed (NA)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (WH)

Knock Sensor (KS) 1

Pin

Wire Color

Circuit No.

Function

A

D-BU

496

KS 1 Signal

B

GY

1716

KS 1 Signal

Knock Sensor (KS) 2


Object Number: 1232999  Size: CH

Connector Part Information

  • OEM: 15374222
  • Service: 88953268
  • Description: 2-Way F GT 150 Sealed (WH)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Knock Sensor (KS) 2

Pin

Wire Color

Circuit No.

Function

A

L-BU

1876

KS 2 Signal

B

GY

2303

KS 2 Signal

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840  Size: CH

Connector Part Information

  • OEM: 12129946
  • Service: 88987997
  • Description: 3-Way F Metri-Pack 150 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Manifold Absolute Pressure (MAP) Sensor

Pin

Wire Color

Circuit No.

Function

A

OG/BK

469

Low Reference

B

L-GN

432

MAP Sensor Signal

C

GY

2704

5-Volt Reference 1

Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor


Object Number: 647974  Size: CH

Connector Part Information

  • OEM: 15326822
  • Service: 88987186
  • Description: 5-Way F GT 150 Sealed 4.0 (BK)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor

Pin

Wire Color

Circuit No.

Function

A

YE

492

MAF Sensor Signal

B

PK/BK

5294

Powertrain Main Relay Fused Supply (5)

C

BK/WH

451

Ground

D

TN

472

IAT Sensor Signal

E

TN

2760

Low Reference

Throttle Actuator Control (TAC) Module


Object Number: 1664617  Size: CH

Connector Part Information

  • OEM: 15355297
  • Service: 88988106
  • Description: 6-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: Pins A, B: 2/A
  • Core/Insulation Crimp: Pins C-F: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Throttle Actuator Control (TAC) Module

Pin

Wire Color

Circuit No.

Function

A

BN

582

TAC Motor Control - 2

B

YE

581

TAC Motor Control - 1

C

TN

2752

Low Reference

D

D-GN

485

Throttle Position Signal 1

E

GY

2701

5-Volt Reference 2

F

PU

486

Throttle Position Signal 2