GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Terraza Ext. 🢒 Body 🢒 Wiring Systems 🢒 Engine Controls Connector End Views
Connector 1: Accelerator Pedal Position (APP) Sensor
Connector 2: Camshaft Position (CMP) Actuator Solenoid
Connector 3: Camshaft Position (CMP) Sensor
Connector 4: Crankshaft Position (CKP) Sensor
Connector 5: Engine Coolant Temperature (ECT) Sensor
Connector 6: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Connector 7: Evaporative Emission (EVAP) Canister Vent Solenoid 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 (HO2S) 2
Connector 18: Ignition Control Module (ICM)
Connector 19: Intake Manifold Tuning (IMT) Solenoid Valve
Connector 20: Knock Sensor (KS) 1
Connector 21: Knock Sensor (KS) 2
Connector 22: Manifold Absolute Pressure (MAP) Sensor
Connector 23: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
Connector 24: 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 Series Sealed (BK)

Terminal Part Information

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

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

D

BN

1271

Low Reference

E

D-BU

1161

APP Sensor 1 Signal

F

WH/BK

1164

5-Volt Reference

Camshaft Position (CMP) Actuator Solenoid
Object Number: 1676163 Size: CH

Connector Part Information

  • OEM: 15472554
  • Service: See Catalog
  • Description: 2-Way F Receptacle 064 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 1393364-2/7
  • Core/Insulation Crimp: K/K
  • Release Tool/Test Probe: 15315247/J-35616-64A (L-BU)

Camshaft Position (CMP) Actuator Solenoid

Pin

Wire Color

Circuit No.

Function

1

BN

2198

Camshaft Position Actuator Solenoid High Control

2

TN

2199

Low Reference

Camshaft Position (CMP) Sensor
Object Number: 833724 Size: CH

Connector Part Information

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

Terminal Part Information

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

Camshaft Position (CMP) Sensor

Pin

Wire Color

Circuit No.

Function

A

RD

812

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: 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)

Crankshaft Position (CKP) Sensor

Pin

Wire Color

Circuit No.

Function

A

L-GN

1867

5-Volt Reference

B

YE/BK

1868

Low Reference

C

L-BU/WH

1800

CKP Sensor Signal

Engine Coolant Temperature (ECT) Sensor
Object Number: 1538760 Size: CH

Connector Part Information

  • OEM: 15449028
  • Service: See Catalog
  • 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)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire Color

Circuit No.

Function

A

OG/BK

469

Low Reference

B

YE

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Object Number: 684795 Size: CH

Connector Part Information

  • OEM: 12052643
  • Service: 12101858
  • Description: 2-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)

Evaporative Emission (EVAP) Canister Purge Solenoid Valve

Pin

Wire Color

Circuit No.

Function

A

PK

839

Ignition 1 Voltage

B

D-GN/WH

428

EVAP Canister Purge Solenoid Control

Evaporative Emission (EVAP) Canister Vent Solenoid Valve
Object Number: 1538756 Size: CH

Connector Part Information

  • OEM: 15453805
  • Service: 12101858
  • Description: 2-Way F Metri-Pack 150 Series Sealed (BU)

Terminal Part Information

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

Evaporative Emission (EVAP) Canister Vent Solenoid Valve

Pin

Wire Color

Circuit No.

Function

A

RD/WH

2840

Battery Positive Voltage

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 1

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

BK

1744

Fuel Injector 1 Control

Fuel Injector 2
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 2

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

OG

1745

Fuel Injector 2 Control

Fuel Injector 3
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 3

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector 3 Control

Fuel Injector 4
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 4

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

D-GN

844

Fuel Injector 4 Control

Fuel Injector 5
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 5

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

BK/WH

845

Fuel Injector 5 Control

Fuel Injector 6
Object Number: 1273820 Size: CH

Connector Part Information

  • OEM: 15355226
  • Service: 89046636
  • Description: 2-Way F Metri-Pack 150 Tangless Series Sealed (BK)

Terminal Part Information

  • Terminal: 12176636/Tray 19
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094429/J-35616-2A

Fuel Injector 6

Pin

Wire Color

Circuit No.

Function

A

PK

639

Ignition 1 Voltage

B

WH

846

Fuel Injector 6 Control

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 5.8 (BK)

Terminal Part Information

  • Terminal: 15304719/Tray 19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A

Fuel Pump and Sender Assembly

Pin

Wire Color

Circuit No.

Function

A

BK

1850

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

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/BK

2709

5-Volt Reference

Heated Oxygen Sensor (HO2S) 1
Object Number: 474210 Size: CH

Connector Part Information

  • OEM: 12176897
  • Service: 15305960
  • Description: 4-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)

Heated Oxygen Sensor (HO2S) 1

Pin

Wire Color

Circuit No.

Function

A

TN/WH

3111

HO2S Low Signal - Sensor 1

B

PU/WH

3110

HO2S High Signal - Sensor 1

C

GY/WH

3113

HO2S Heater Low Control - Sensor 1

D

PK

839

Ignition 1 Voltage

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: 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

GY

3122

HO2S Low Signal - Sensor 2

B

PU

3120

HO2S High Signal - Sensor 2

C

TN/WH

3121

HO2S Heater Low Control - Sensor 2

D

PK

839

Ignition 1 Voltage

Ignition Control Module (ICM)
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: 12191819/8
  • Core/Insulation Crimp: Pins A-D: E/A
  • Core/Insulation Crimp: Pins E-F: 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/WH

51

Ground

F

PK

239

Ignition 1 Voltage

Intake Manifold Tuning (IMT) Solenoid Valve
Object Number: 684948 Size: CH

Connector Part Information

  • OEM: 15354716
  • Service: 88986450
  • Description: 4-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)

Intake Manifold Tuning (IMT) Solenoid Valve

Pin

Wire Color

Circuit No.

Function

A

PK/BK

5290

Ignition 1 Voltage

B

BK/WH

451

Ground

C

OG

6392

IMT Control

D

YE/BK

6806

IMT Signal

Knock Sensor (KS) 1
Object Number: 1232999 Size: CH

Connector Part Information

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

Terminal Part Information

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

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: See Catalog
  • Description: 2-Way F GT 150 Series Sealed (NA)

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

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: 12191818/8
  • 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

839

Ignition 1 Voltage

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: 12191818/8
  • Core/Insulation Crimp: 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

TP Sensor 1 Signal

E

GY

2701

5-Volt Reference

F

PU

486

TP Sensor 2 Signal