GM Service Manual Online
For 1990-2009 cars only
Connector 1: Accelerator Pedal Position (APP) Sensor
Connector 2: Camshaft Position (CMP) Actuator Solenoid - Exhaust
Connector 3: Camshaft Position (CMP) Actuator Solenoid - Intake
Connector 4: Camshaft Position (CMP) Sensor - Exhaust
Connector 5: Camshaft Position (CMP) Sensor - Intake
Connector 6: Crankshaft Position (CKP) Sensor
Connector 7: Engine Coolant Temperature (ECT) Sensor
Connector 8: Evaporative Emission (EVAP) Canister Purge Solenoid
Connector 9: Evaporative Emission (EVAP) Canister Vent Solenoid
Connector 10: Fuel Injector 1
Connector 11: Fuel Injector 2
Connector 12: Fuel Injector 3
Connector 13: Fuel Injector 4
Connector 14: Fuel Pressure Sensor (FPS)
Connector 15: Fuel Pump and Sender Assembly
Connector 16: Fuel Tank Pressure (FTP) Sensor
Connector 17: Heated Oxygen Sensor (HO2S) 1
Connector 18: Heated Oxygen Sensor (HO2S) 2
Connector 19: High Pressure Fuel Pump
Connector 20: Ignition Coil 1
Connector 21: Ignition Coil 2
Connector 22: Ignition Coil 3
Connector 23: Ignition Coil 4
Connector 24: Intake Air Pressure and Temperature Sensor
Connector 25: Knock Sensor (KS) 1
Connector 26: Knock Sensor (KS) 2
Connector 27: Manifold Absolute Pressure (MAP) Sensor
Connector 28: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
Connector 29: Throttle Body
Connector 30: Turbocharger Boost Control Solenoid
Connector 31: Turbo Bypass Valve Control Solenoid

Accelerator Pedal Position (APP) Sensor


Object Number: 632357  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: 12191818/8
  • 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

B

L-BU

1162

APP Sensor 2 Signal

C

TN

1274

5-Volt Reference 3

D

BN

1271

Low Reference

E

D-BU

1161

APP Sensor 1 Signal

F

WH/BK

1164

5-Volt Reference 2

Camshaft Position (CMP) Actuator Solenoid - Exhaust


Object Number: 646406  Size: CH

Connector Part Information

  • OEM: 15336004
  • Service: 15306187
  • Description: 2-Way F GT 150 Series Sealed (BK)

Terminal Part Information

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

Camshaft Position (CMP) Actuator Solenoid - Exhaust

Pin

Wire Color

Circuit No.

Function

A

PK/BK

5293

Powertrain Main Relay Fused Supply (4)

B

L-GN

5282

Camshaft Phaser Exhaust Solenoid Control

Camshaft Position (CMP) Actuator Solenoid - Intake


Object Number: 646403  Size: CH

Connector Part Information

  • OEM: 15335987
  • Service: 15306430
  • Description: 2-Way F GT 150 Series Sealed (BK)

Terminal Part Information

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

Camshaft Position (CMP) Actuator Solenoid - Intake

Pin

Wire Color

Circuit No.

Function

A

PK/BK

5293

Powertrain Main Relay Fused Supply (4)

B

PU

5284

Camshaft Phaser Intake Solenoid Control

Camshaft Position (CMP) Sensor - Exhaust


Object Number: 646415  Size: CH

Connector Part Information

  • OEM: 15326808
  • Service: See Catalog
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

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

Camshaft Position (CMP) Sensor - Exhaust

Pin

Wire Color

Circuit No.

Function

A

GY

705

5-Volt Reference 2

B

TN

552

Low Reference

C

D-GN

5273

Camshaft Position Exhaust Sensor Signal

Camshaft Position (CMP) Sensor - Intake


Object Number: 646415  Size: CH

Connector Part Information

  • OEM: 15326808
  • Service: See Catalog
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

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

Camshaft Position (CMP) Sensor - Intake

Pin

Wire Color

Circuit No.

Function

A

GY

705

5-Volt Reference 2

B

TN

552

Low Reference

C

OG

5275

Camshaft Position Intake Sensor Signal

Crankshaft Position (CKP) Sensor


Object Number: 1664596  Size: CH

Connector Part Information

  • OEM: 31403-3710
  • Service: See Catalog
  • Description: 3-Way F MX64 Series, Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 33467-0003/23
  • Core/Insulation Crimp: H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Crankshaft Position (CKP) Sensor

Pin

Wire Color

Circuit No.

Function

1

GY

605

5-Volt Reference 3

2

TN

452

Low Reference

3

YE

573

CKP Signal 1

Engine Coolant Temperature (ECT) Sensor


Object Number: 1538760  Size: CH

Connector Part Information

  • OEM: 15449028
  • Service: 88987993
  • Description: 2-Way F GT 150 Sealed (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

TN

2761

Low Reference

B

YE

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge 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: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Evaporative Emission (EVAP) Canister Purge Solenoid

Pin

Wire Color

Circuit No.

Function

A

PK/BK

5291

Ignition 1 Voltage

B

D-GN/WH

428

EVAP Canister Purge Solenoid Control

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

Evaporative Emission (EVAP) Canister Vent Solenoid

Pin

Wire Color

Circuit No.

Function

A

RD/WH

140

Battery Positive Voltage

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1


Object Number: 784092  Size: CH

Connector Part Information

  • OEM: 1 928 403 874
  • Service: See Catalog
  • Description: 2-Way F Kompakt 2.8 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 Injector 1

Pin

Wire Color

Circuit No.

Function

1

BN

4801

Direct Fuel Injector (DFI) High Voltage Control Cylinder 1

2

BN/WH

4901

Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1

Fuel Injector 2


Object Number: 784092  Size: CH

Connector Part Information

  • OEM: 1 928 403 874
  • Service: See Catalog
  • Description: 2-Way F Kompakt 2.8 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 Injector 2

Pin

Wire Color

Circuit No.

Function

1

D-BU

4802

Direct Fuel Injector (DFI) High Voltage Control Cylinder 2

2

D-BU/WH

4902

Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2

Fuel Injector 3


Object Number: 784092  Size: CH

Connector Part Information

  • OEM: 1 928 403 874
  • Service: See Catalog
  • Description: 2-Way F Kompakt 2.8 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 Injector 3

Pin

Wire Color

Circuit No.

Function

1

D-GN

4803

Direct Fuel Injector (DFI) High Voltage Control Cylinder 3

2

D-GN/WH

4903

Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3

Fuel Injector 4


Object Number: 784092  Size: CH

Connector Part Information

  • OEM: 1 928 403 874
  • Service: See Catalog
  • Description: 2-Way F Kompakt 2.8 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 Injector 4

Pin

Wire Color

Circuit No.

Function

1

L-BU

4804

Direct Fuel Injector (DFI) High Voltage Control Cylinder 4

2

L-BU/WH

4904

Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4

Fuel Pressure Sensor (FPS)


Object Number: 1331443  Size: CH

Connector Part Information

  • OEM: 1 928 403 966
  • Service: See Catalog
  • Description: 3-Way F 2.8 Series Sealed (BK)

Terminal Part Information

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

Fuel Pressure Sensor (FPS)

Pin

Wire Color

Circuit No.

Function

1

TN

808

Sensor Low Reference

2

YE

2918

Fuel Rail Pressure Sensor Signal

3

GY

598

5-Volt Reference 1

Fuel Pump and Sender Assembly


Object Number: 684908  Size: CH

Connector Part Information

  • OEM: 15326631
  • Service: 15306360
  • Description: 4-Way F GT 280 Series Sealed (BK)

Terminal Part Information

  • Pins: A, D, B, C
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: Pins A, D - 2/5
  • Core/Insulation Crimp: Pins B, C - E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuel Pump and Sender Assembly

Pin

Wire Color

Circuit No.

Function

A

BK

750

Ground

B

PU

1589

Fuel Level Sensor Signal

C

TN

2759

Low Reference

D

GY

120

Fuel Pump Supply Voltage

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

Fuel Tank Pressure (FTP) Sensor

Pin

Wire Color

Circuit No.

Function

A

TN

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: 1523693  Size: CH

Connector Part Information

  • OEM: 1 928 404 900
  • Service: See Catalog
  • Description: 6-Way F (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

Heated Oxygen Sensor (HO2S) 1

Pin

Wire Color

Circuit No.

Function

1

WH

5279

Heated Oxygen Sensor Pump Current - Sensor 1

2

TN/WH

3111

Heated Oxygen Sensor Low Signal - Sensor 1

3

GY/WH

3113

Heated Oxygen Sensor Heater Low Control - Sensor 1

4

PK/BK

5291

Ignition 1 Voltage

5

L-GN

5278

Heated Oxygen Sensor Input Pump Current - Sensor 1

6

PU/WH

3110

Heated Oxygen Sensor High Signal - Sensor 1

Heated Oxygen Sensor (HO2S) 2


Object Number: 806613  Size: CH

Connector Part Information

  • OEM: 15326423
  • Service: See Catalog
  • Description: 4-Way M 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

Heated Oxygen Sensor (HO2S) 2

Pin

Wire Color

Circuit No.

Function

A

TN/WH

3121

Heated Oxygen Sensor Low Signal - Sensor 2

B

PU

3120

Heated Oxygen Sensor High Signal - Sensor 2

C

GY/WH

3122

Heated Oxygen Sensor Heater Low Control - Sensor 2

D

PK/BK

5291

Ignition 1 Voltage

High Pressure Fuel Pump


Object Number: 784092  Size: CH

Connector Part Information

  • OEM: 1 928 403 874
  • Service: See Catalog
  • Description: 2-Way F Kompakt 2.8 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

High Pressure Fuel Pump

Pin

Wire Color

Circuit No.

Function

1

PU

7300

High Pressure Fuel Pump Actuator Low Control

2

YE

7301

High Pressure Fuel Pump Actuator High Control

Ignition Coil 1


Object Number: 1590069  Size: CH

Connector Part Information

  • OEM: 7283-3392-30
  • Service: 88988338
  • Description: 4-Way F GT 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 7116-4102-08/9
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094430/J-35616-2A (GY)

Ignition Coil 1

Pin

Wire Color

Circuit No.

Function

1

BK

450

Ground

2

BN

2129

Low Reference

3

PU

2121

IC 1 Control

4

PK/BK

5292

Ignition 1 Voltage

Ignition Coil 2


Object Number: 1590069  Size: CH

Connector Part Information

  • OEM: 7283-3392-30
  • Service: 88988338
  • Description: 4-Way F GT 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 7116-4102-08/9
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094430/J-35616-2A (GY)

Ignition Coil 2

Pin

Wire Color

Circuit No.

Function

1

BK

450

Ground

2

BN/WH

2130

Low Reference

3

OG/WH

2122

IC 2 Control

4

PK/BK

5292

Ignition 1 Voltage

Ignition Coil 3


Object Number: 1590069  Size: CH

Connector Part Information

  • OEM: 7283-3392-30
  • Service: 88988338
  • Description: 4-Way F GT 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 7116-4102-08/9
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094430/J-35616-2A (GY)

Ignition Coil 3

Pin

Wire Color

Circuit No.

Function

1

BK

450

Ground

2

BN

2129

Low Reference

3

L-BU

2123

IC 3 Control

4

PK/BK

5292

Ignition 1 Voltage

Ignition Coil 4


Object Number: 1590069  Size: CH

Connector Part Information

  • OEM: 7283-3392-30
  • Service: 88988338
  • Description: 4-Way F GT 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 7116-4102-08/9
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094430/J-35616-2A (GY)

Ignition Coil 4

Pin

Wire Color

Circuit No.

Function

1

BK

450

Ground

2

BN/WH

2130

Low Reference

3

D-GN/WH

2124

IC 4 Control

4

PK/BK

5292

Ignition 1 Voltage

Intake Air Pressure and Temperature Sensor


Object Number: 38608  Size: CH

Connector Part Information

  • OEM: 12162187
  • Service: See Catalog
  • Description: 4-Way F Metri-Pack 150.2 Series, Sealed, Pull to Seat (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

Intake Air Pressure and Temperature Sensor

Pin

Wire Color

Circuit No.

Function

A

TN

407

Low Reference

B

L-BU

7329

Pre-Throttle Air Temp and Press (TMAP) Temperature Signal

C

GY

597

5-Volt Reference 1

D

PU

7330

Pre-Throttle Air Temp and Press (TMAP) Air Pressure Signal

Knock Sensor (KS) 1


Object Number: 684799  Size: CH

Connector Part Information

  • OEM: 12077900
  • Service: See Catalog
  • Description: 2-Way F Metri-Pack 280 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

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: 684799  Size: CH

Connector Part Information

  • OEM: 12077900
  • Service: See Catalog
  • Description: 2-Way F Metri-Pack 280 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

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: 1826292  Size: CH

Connector Part Information

  • OEM: 184032-1
  • Service: See Catalog
  • Description: 3-Way F SSC 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

Manifold Absolute Pressure (MAP) Sensor

Pin

Wire Color

Circuit No.

Function

1

GY

597

5-Volt Reference 1

2

TN

407

Low Reference

3

L-GN

432

MAP Sensor Signal

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 Series Sealed (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

BK/WH

451

Ground

C

PK/BK

5291

Ignition 1 Voltage

D

BK

2760

Low Reference

E

L-BU

6289

Induction Air Temperature Sensor Signal

Throttle Body


Object Number: 1664617  Size: CH

Connector Part Information

  • OEM: 15355297
  • Service: See Catalog
  • Description: 6-Way F GT 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

Throttle Body

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

TP Sensor 1 Signal

E

GY

2701

5-Volt Reference 3

F

PU

486

TP Sensor 2 Signal

Turbocharger Boost Control Solenoid


Object Number: 1826250  Size: CH

Connector Part Information

  • OEM: 1 928 402 571
  • Service: See Catalog
  • Description: 2-Way F 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

Turbocharger Boost Control Solenoid

Pin

Wire Color

Circuit No.

Function

1

YE

258

Wastegate Solenoid Control

2

PK/BK

5293

Powertrain Main Relay Fused Supply (4)

Turbo Bypass Valve Control Solenoid


Object Number: 1826250  Size: CH

Connector Part Information

  • OEM: 1 928 402 571
  • Service: See Catalog
  • Description: 2-Way F 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

Turbo Bypass Valve Control Solenoid

Pin

Wire Color

Circuit No.

Function

1

D-GN

6391

Turbo Bypass Valve Control

2

PK/BK

5293

Powertrain Main Relay Fused Supply (4)