GM Service Manual Online
For 1990-2009 cars only
Connector 1: Accelerator Pedal Position (APP) Sensor
Connector 2: Camshaft Position (CMP) Actuator Solenoid - Bank 1 Exhaust
Connector 3: Camshaft Position (CMP) Sensor - Exhaust
Connector 4: Camshaft Position (CMP) Sensor - Intake
Connector 5: Crankshaft Position (CKP) Sensor
Connector 6: Engine Coolant Temperature (ECT) Sensor
Connector 7: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Connector 8: Evaporative Emission (EVAP) Canister Vent Solenoid Valve
Connector 9: Fuel Injector 1
Connector 10: Fuel Injector 2
Connector 11: Fuel Injector 3
Connector 12: Fuel Injector 4
Connector 13: Fuel Injector 5
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 Coil 1
Connector 19: Ignition Coil 2
Connector 20: Ignition Coil 3
Connector 21: Ignition Coil 4
Connector 22: Ignition Coil 5
Connector 23: Knock Sensor (KS)
Connector 24: Manifold Absolute Pressure (MAP) Sensor
Connector 25: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
Connector 26: Secondary Air Injection (AIR) Pump
Connector 27: Secondary Air Injection (AIR) Pump Relay
Connector 28: Secondary Air Injection (AIR) Solenoid
Connector 29: Throttle Body

Accelerator Pedal Position (APP) Sensor


Object Number: 1468854  Size: CH

Connector Part Information

  • OEM: 6-929264-1
  • Service: 89046653
  • Description: 6-Way F MT2 Housing, Sealed (BK)

Terminal Part Information

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

Accelerator Pedal Position (APP) Sensor

Pin

Wire Color

Circuit No.

Function

1

PU

1272

Low Reference

2

WH/BK

1164

5-Volt Reference

3

D-BU

1161

APP Sensor 1 Signal

4

BN

1271

Low Reference

5

TN

1274

5-Volt Reference

6

L-BU

1162

APP Sensor 2 Signal

Camshaft Position (CMP) Actuator Solenoid - Bank 1 Exhaust


Object Number: 523630  Size: CH

Connector Part Information

  • OEM: 15326801
  • Service: 15306156
  • Description: 2-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) Actuator Solenoid - Bank 1 Exhaust

Pin

Wire Color

Circuit No.

Function

A

GY

2702

CMP Actuator Solenoid High Control

B

WH/BK

2257

Low Reference

Camshaft Position (CMP) Sensor - Exhaust


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15355370
  • Service: 15306431
  • Description: 3-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) Sensor - Exhaust

Pin

Wire Color

Circuit No.

Function

A

RD

631

12-Volt Reference

B

BK

630

Camshaft Position Signal

C

PK/BK

632

Low Reference

Camshaft Position (CMP) Sensor - Intake


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15355370
  • Service: 15306431
  • Description: 3-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) Sensor - Intake

Pin

Wire Color

Circuit No.

Function

A

RD

1673

12-Volt Reference

B

PU

2329

Camshaft Position Signal

C

L-BU

2344

Low Reference

Crankshaft Position (CKP) Sensor


Object Number: 1335529  Size: CH

Connector Part Information

  • OEM: 15374223
  • Service: 89046654
  • Description: 2-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

PU

574

Low Reference

B

YE

573

CKP Sensor 1 Signal

Engine Coolant Temperature (ECT) Sensor


Object Number: 523630  Size: CH

Connector Part Information

  • OEM: 15326801
  • Service: 15306156
  • Description: 2-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)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire Color

Circuit No.

Function

A

BK

2761

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 (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 Valve

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

D-GN/WH

428

EVAP Canister Purge Solenoid Control

Evaporative Emission (EVAP) Canister Vent Solenoid Valve


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 Valve

Pin

Wire Color

Circuit No.

Function

A

OG

2440

Battery Positive Voltage

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1


Object Number: 366123  Size: CH

Connector Part Information

  • OEM:15411634
  • Service: 88988814
  • Description: 2-Way F Micro-Pack 064 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 15305174/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12180559-1/J-35616-64A (L-BU)

Fuel Injector 1

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

BK

1744

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 366123  Size: CH

Connector Part Information

  • OEM:15411634
  • Service: 88988814
  • Description: 2-Way F Micro-Pack 064 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 15305174/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12180559-1/J-35616-64A (L-BU)

Fuel Injector 2

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

L-GN/BK

1745

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 366123  Size: CH

Connector Part Information

  • OEM:15411634
  • Service: 88988814
  • Description: 2-Way F Micro-Pack 064 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 15305174/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12180559-1/J-35616-64A (L-BU)

Fuel Injector 3

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 366123  Size: CH

Connector Part Information

  • OEM:15411634
  • Service: 88988814
  • Description: 2-Way F Micro-Pack 064 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 15305174/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12180559-1/J-35616-64A (L-BU)

Fuel Injector 4

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

L-BU/BK

844

Fuel Injector 4 Control

Fuel Injector 5


Object Number: 366123  Size: CH

Connector Part Information

  • OEM:15411634
  • Service: 88988814
  • Description: 2-Way F Micro-Pack 064 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 15305174/8
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12180559-1/J-35616-64A (L-BU)

Fuel Injector 5

Pin

Wire Color

Circuit No.

Function

A

PK

439

Ignition 1 Voltage

B

BK/WH

845

Fuel Injector 5 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 (BK)

Terminal Part Information

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

Fuel Pump and Sender Assembly

Pin

Wire Color

Circuit No.

Function

A

BK

1350

Ground

B

PU

1589

Fuel Level Sensor Signal

C

BK

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

BK

2759

Low Reference

B

D-GN

890

Fuel Tank Pressure Sensor Signal

C

GY

2709

5-Volt Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 655691  Size: CH

Connector Part Information

  • OEM: 12146046
  • Service: 15306365
  • 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

1653

HO2S Low Signal Bank 1 Sensor 1

B

D-GN

1655

HO2S High Signal Bank 1 Sensor 1

C

--

--

Not Available

D

PK

414

HO2S Heater Supply Voltage

E

D-GN

676

HO2S Heater High Control Bank 1 Sensor 1

Heated Oxygen Sensor (HO2S) 2


Object Number: 628099  Size: CH

Connector Part Information

  • OEM: 12092840
  • Service: 15306319
  • Description: 4-Way M Metri-Pack 150 Series, Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 12177150/24
  • 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 Low Signal Bank 1 Sensor 2

B

PU/WH

1668

HO2S High Signal Bank 1 Sensor 2

C

--

--

Not Available

D

PK

414

HO2S Heater Supply Voltage

E

BK/WH

1423

HO2S Heater Low Control Bank 1 Sensor 2

Ignition Coil 1


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15336121
  • Service: 15306431
  • Description: 3-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)

Ignition Coil 1

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

PU

2121

IC 1 Control

C

BK

550

Ground

Ignition Coil 2


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15336121
  • Service: 15306431
  • Description: 3-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)

Ignition Coil 2

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

RD/WH

2122

IC 2 Control

C

BK

550

Ground

Ignition Coil 3


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15336121
  • Service: 15306431
  • Description: 3-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)

Ignition Coil 3

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

L-BU

2123

IC 3 Control

C

BK

550

Ground

Ignition Coil 4


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15336121
  • Service: 15306431
  • Description: 3-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)

Ignition Coil 4

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

D-GN/WH

2124

IC 4 Control

C

BK

550

Ground

Ignition Coil 5


Object Number: 726825  Size: CH

Connector Part Information

  • OEM: 15336121
  • Service: 15306431
  • Description: 3-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)

Ignition Coil 5

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

D-GN

2125

IC 5 Control

C

BK

550

Ground

Knock Sensor (KS)


Object Number: 1232999  Size: CH

Connector Part Information

  • OEM: 15374222
  • Service: 15306631
  • Description: 2-Way F GT 150 Series, 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)

Pin

Wire Color

Circuit No.

Function

A

D-BU

496

KS Signal

B

GY

1716

KS 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: 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

439

Ignition 1 Voltage

D

TN

472

IAT Sensor Signal (LHD)

BK

2760

Low Reference (RHD)

E

BK

2760

Low Reference (LHD)

TN

472

IAT Sensor Signal (RHD)

Secondary Air Injection (AIR) Pump


Object Number: 537107  Size: CH

Connector Part Information

  • OEM: 12147067
  • Service: 89046640
  • Description: 2-Way F Metri-Pack 630 Series Sealed (GY)

Terminal Part Information

  • Terminal/Tray: 12147474/24
  • Core/Insulation Crimp: G/F/3
  • Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Secondary Air Injection (AIR) Pump

Pin

Wire Color

Circuit No.

Function

A

RD

78

Air Pump Supply Voltage

B

BK

550

Ground

Secondary Air Injection (AIR) Pump Relay


Object Number: 603108  Size: CH

Connector Part Information

  • OEM: 15336745
  • Service: 89046640
  • Description: 4-Way F Metri-Pack 280 Series Sealed (GY)

Terminal Part Information

  • Pins: 30-87
  • Terminal/Tray: 15392777/23
  • Core/Insulation Crimp: B/5
  • Release Tool/Test Probe: J-38125-553/J-35616-4A (PU)
  • Pins: 85-86
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Secondary Air Injection (AIR) Pump Relay

Pin

Wire Color

Circuit No.

Function

30

RD

78

Air Pump Supply Voltage

85

BN

436

Air Pump Relay Control

86

PK

439

Ignition 1 Voltage

87

RD

78

Air Pump Supply Voltage

Secondary Air Injection (AIR) Solenoid


Object Number: 1526382  Size: CH

Connector Part Information

  • OEM: 13539171
  • Service: 88988601
  • Description: 6-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)

Secondary Air Injection (AIR) Solenoid

Pin

Wire Color

Circuit No.

Function

1

D-BU/WH

6785

Air Injection Reaction Control Valve #1 Low Reference

2

YE

6787

Air Injection Reaction Control Valve #1 Control

3

BN/WH

6789

Air Injection Reaction Control Valve #1 Volt Reference

4

BK

550

Air Pump Supply Voltage

5

--

--

Not Used

6

PK/BK

415

Air Injection Reaction Solenoid Supply Voltage

Throttle Body


Object Number: 646400  Size: CH

Connector Part Information

  • OEM: 15326835
  • Service: 88986452
  • Description: 8-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)

Throttle Body

Pin

Wire Color

Circuit No.

Function

A

D-GN

485

TP Sensor 1 Signal

B

L-BU/BK

1688

5-Volt Reference

C

BK

2752

Low Reference

D

PU

486

TP Sensor 2 Signal

E

YE

581

TAC Motor Control - 1

F

BN

582

TAC Motor Control - 2

G

GY

2701

5-Volt Reference

H

BK/WH

1704

Low Reference