GM Service Manual Online
For 1990-2009 cars only
Table 1: Accelerator Pedal Position (APP) Sensor
Table 2: Camshaft Position (CMP) Actuator Solenoid Bank 1 Exhaust
Table 3: Camshaft Position (CMP) Actuator Solenoid Bank 1 Intake
Table 4: Camshaft Position (CMP) Actuator Solenoid Bank 2 Exhaust
Table 5: Camshaft Position (CMP) Actuator Solenoid Bank 2 Intake
Table 6: Camshaft Position (CMP) Sensor Bank 1 Exhaust
Table 7: Camshaft Position (CMP) Sensor Bank 1 Intake
Table 8: Camshaft Position (CMP) Sensor Bank 2 Exhaust
Table 9: Camshaft Position (CMP) Sensor Bank 2 Intake
Table 10: Crankshaft Position (CKP) Sensor
Table 11: Engine Coolant Temperature (ECT) Sensor (Early)
Table 12: Engine Coolant Temperature (ECT) Sensor (Late)
Table 13: Evaporative Emissions (EVAP) Canister Purge Valve
Table 14: Evaporative Emissions (EVAP) Canister Vent Solenoid
Table 15: Fuel Injector 1
Table 16: Fuel Injector 2
Table 17: Fuel Injector 3
Table 18: Fuel Injector 4
Table 19: Fuel Injector 5
Table 20: Fuel Injector 6
Table 21: Fuel Injector 7
Table 22: Fuel Injector 8
Table 23: Fuel Pump and Sender Assembly
Table 24: Fuel Pump Control Module
Table 25: Fuel Tank Pressure Sensor
Table 26: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
Table 27: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
Table 28: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Table 29: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
Table 30: Ignition Coil/Module 1
Table 31: Ignition Coil/Module 2
Table 32: Ignition Coil/Module 3
Table 33: Ignition Coil/Module 4
Table 34: Ignition Coil/Module 5
Table 35: Ignition Coil/Module 6
Table 36: Ignition Coil/Module 7
Table 37: Ignition Coil/Module 8
Table 38: Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
Table 39: Knock Sensor (KS) Bank 1
Table 40: Knock Sensor (KS) Bank 2
Table 41: Manifold Absolute Pressure (MAP) Sensor
Table 42: Throttle Actuator Control Module

Accelerator Pedal Position (APP) Sensor


Object Number: 632357  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PU

1272

Accelerator Pedal Position Low Reference (2)

B

L-BU

1162

Accelerator Pedal Position Signal (2)

C

TN

1274

Accelerator Pedal Position 5-Volt Reference (2)

D

BN

1271

Accelerator Pedal Position Low Reference (1)

E

D-BU

1161

Accelerator Pedal Position Signal (1)

F

WH/BK

1164

Accelerator Pedal Position 5-Volt Reference (1)

Camshaft Position (CMP) Actuator Solenoid Bank 1 Exhaust


Object Number: 523630  Size: CH

Connector Part Information

    • OEM: 15326801
    • Service: 15306156
    • 2-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

451

Ground

B

L-GN

5282

CMP Actuator Solenoid Bank 1 Exhaust

Camshaft Position (CMP) Actuator Solenoid Bank 1 Intake


Object Number: 523630  Size: CH

Connector Part Information

    • OEM: 15326801
    • Service: 15306156
    • 2-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

451

Ground

B

PU

5284

CMP Actuator Solenoid Bank 1 Intake

Camshaft Position (CMP) Actuator Solenoid Bank 2 Exhaust


Object Number: 523630  Size: CH

Connector Part Information

    • OEM: 15326801
    • Service: 15306156
    • 2-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

451

Ground

B

WH/BK

5283

CMP Actuator Solenoid Bank 2 Exhaust

Camshaft Position (CMP) Actuator Solenoid Bank 2 Intake


Object Number: 523630  Size: CH

Connector Part Information

    • OEM: 15326801
    • Service: 15306156
    • 2-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

451

Ground

B

OG/BK

5272

CMP Actuator Solenoid Bank 2 Intake

Camshaft Position (CMP) Sensor Bank 1 Exhaust


Object Number: 816171  Size: CH

Connector Part Information

    • OEM: 1928403870
    • Service: See Catalog
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

5273

Camshaft Position Exhaust Sensor (1)

2

GY

5296

Camshaft Position Exhaust Sensor Low Reference (1)

3

YE/BK

5297

Camshaft Position Exhaust Sensor Supply Voltage (1)

Camshaft Position (CMP) Sensor Bank 1 Intake


Object Number: 816171  Size: CH

Connector Part Information

    • OEM: 1928403870
    • Service: See Catalog
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

OG

5275

Camshaft Position Intake Sensor (1)

2

TN

5301

Camshaft Position Intake Sensor Low Reference (1)

2

BN/WH

5303

Camshaft Position Intake Sensor Low Reference (2)

3

D-BU

5300

Camshaft Position Intake Sensor Supply Voltage (1)

Camshaft Position (CMP) Sensor Bank 2 Exhaust


Object Number: 816171  Size: CH

Connector Part Information

    • OEM: 1928403870
    • Service: See Catalog
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

5274

Camshaft Position Exhaust Sensor (2)

2

BN

5299

Camshaft Position Exhaust Sensor Low Reference (2)

3

L-GN

5298

Camshaft Position Exhaust Sensor Supply Voltage (2)

Camshaft Position (CMP) Sensor Bank 2 Intake


Object Number: 816171  Size: CH

Connector Part Information

    • OEM: 1928403870
    • Service: See Catalog
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

YE

5276

Camshaft Position Intake Sensor (2)

2

BN/WH

5303

Camshaft Position Intake Sensor Low Reference (2)

3

L-BU

5302

Camshaft Position Intake Sensor Supply Voltage (2)

Crankshaft Position (CKP) Sensor


Object Number: 1362566  Size: CH

Connector Part Information

    • OEM: 54200308
    • Service: See Catalog
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

L-GN

1867

12-Volt Reference

2

YE

573

CKP Sensor Signal

3

PU

574

Low Reference

Engine Coolant Temperature (ECT) Sensor (Early)


Object Number: 655692  Size: CH

Connector Part Information

    • OEM: 12162195
    • Service: 88987183
    • 2-Way F Metri-Pack 150.2 Series Sealed, Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

YE

410

Engine Coolant Temperature Sensor Signal

B

TN

2761

Coolant Temperature Sensor Low Reference

Engine Coolant Temperature (ECT) Sensor (Late)


Object Number: 1468493  Size: CH

Connector Part Information

    • OEM: Assembly 15359366
        Connector 15359364
        PLR 15336006
        Connector Seal 12040750
    • Service: See Catalog
    • 2-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

YE

410

Engine Coolant Temperature Sensor Signal

B

TN

2761

Coolant Temperature Sensor Low Reference

Evaporative Emissions (EVAP) Canister Purge Valve


Object Number: 684829  Size: CH

Connector Part Information

    • OEM: 12124037
    • Service: See Catalog
    • 2-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

539

Run/Crank Ignition 1 Voltage

B

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
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

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
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Run/Crank Ignition 1 Voltage

B

TN

1744

Fuel Injector Control (1)

Fuel Injector 2


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Run/Crank Ignition 1 Voltage

B

L-GN/BK

1745

Fuel Injector Control (2)

Fuel Injector 3


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Run/Crank Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector Control (3)

Fuel Injector 4


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Run/Crank Ignition 1 Voltage

B

L-BU/BK

844

Fuel Injector Control (4)

Fuel Injector 5


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Run/Crank Ignition 1 Voltage

B

TN/WH

845

Fuel Injector Control (5)

Fuel Injector 6


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Run/Crank Ignition 1 Voltage

B

YE/BK

846

Fuel Injector Control (6)

Fuel Injector 7


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Run/Crank Ignition 1 Voltage

B

OG/BK

877

Fuel Injector Control (7)

Fuel Injector 8


Object Number: 1273820  Size: CH

Connector Part Information

    • OEM: 15355226
    • Service: 89046636
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Run/Crank Ignition 1 Voltage

B

D-BU/WH

878

Fuel Injector Control (8)

Fuel Pump and Sender Assembly


Object Number: 697003  Size: CH

Connector Part Information

    • OEM: 15324862
    • Service: 15306441
    • 4-Way F Metri-Pack 150.2 Series (BK)

Pin

Wire Color

Circuit No.

Function

1

D-BU

1936

Fuel Level Sensor Signal - Secondary

2

GY

120

Fuel Pump Speed Output Circuit

3

BK

9531

Fuel Pump Motor Low Reference

4

BK

808

Low Reference

Fuel Pump Control Module


Object Number: 535914  Size: CH

Connector Part Information

    • OEM: 12160746
    • Service: 12160746
    • 6-Way F Metri-Pack 280 Series Flexlock Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

GY

120

Fuel Pump Speed Output Circuit

C

D-GN/WH

465

Fuel Pump Relay Control

D

BN

5546

Fuel Pump Speed Control Feedback Signal

E

PK

1580

Fuel Pump Motor Low Reference

F

BK

850

Ground

Fuel Tank Pressure Sensor


Object Number: 516611  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BK

808

Low Reference

B

D-GN

890

Fuel Tank Pressure Sensor Signal

C

GY

2709

5-Volt Reference

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


Object Number: 1283858  Size: CH

Connector Part Information

    • OEM: 106213
    • Service: See Catalog
    • 6-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

3110

HO2S Reference Voltage Bank 1 Sensor 1

2

PU/WH

5281

HO2S Output Pump Current Bank 1 Sensor 1

3

PK

339

Ignition 1 Voltage

4

GY/WH

3113

HO2S Heater Low Control Bank 1 Sensor 1

5

TN/WH

3111

HO2S Low Reference Bank 1 Sensor 1

6

OG

5280

HO2S Input Pump Current Bank 1 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2


Object Number: 831392  Size: CH

Connector Part Information

    • OEM: 12092839
    • Service: 12092839
    • 4-Way M Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

TN/WH

3121

HO2S Low Signal Bank 1 Sensor 2

B

PU

3120

HO2S High Signal Bank 1 Sensor 2

C

--

--

Not Available

D

PK

339

Ignition 1 Voltage

E

GY/WH

3122

HO2S Heater Low Control Bank 1 Sensor 2

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1


Object Number: 1283858  Size: CH

Connector Part Information

    • OEM: 106213
    • Service: See Catalog
    • 6-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

PU/WH

3210

HO2S Reference Voltage Bank 2 Sensor 1

2

WH

5279

HO2S Output Pump Current Bank 2 Sensor 1

3

PK

339

Ignition 1 Voltage

4

L-GN

3212

HO2S Heater Low Control Bank 2 Sensor

5

TN/WH

3211

HO2S Low Reference Bank 2 Sensor 1

6

L-GN

5278

HO2S Input Pump Current Bank 2 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2


Object Number: 831392  Size: CH

Connector Part Information

    • OEM: 12092839
    • Service: 12092839
    • 4-Way M Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

3221

HO2S Low Signal Bank 2 Sensor 2

B

PU

3220

HO2S High Signal Bank 2 Sensor 2

C

--

--

Not Available

D

PK

339

Ignition 1 Voltage

E

OG/BK

3223

HO2S Heater Low Control Bank 2 Sensor 2

Ignition Coil/Module 1


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Ignition 1 Voltage

B

PU

2121

IC 1 Control

C

BN

2129

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 2


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

OG

2122

IC 2 Control

C

BN

2130

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 3


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Ignition 1 Voltage

B

L-BU

2123

IC 3 Control

C

BN

2129

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 4


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

D-GN

2124

IC 4 Control

C

BN

2130

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 5


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Ignition 1 Voltage

B

D-GN

2125

IC 5 Control

C

BN

2129

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 6


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

L-BU

2126

IC 6 Control

C

BN

2130

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 7


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Ignition 1 Voltage

B

OG

2127

IC 7 Control

C

BN

2129

Low Reference

D

BK/WH

51

Ground

Ignition Coil/Module 8


Object Number: 684948  Size: CH

Connector Part Information

    • OEM: 15354716
    • Service: 15306397
    • 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

PU

2128

IC 8 Control

C

BN

2130

Low Reference

D

BK/WH

51

Ground

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


Object Number: 1283843  Size: CH

Connector Part Information

    • OEM: 1928403112 (Bosch)
        12158455 (Delphi)
    • Service: See Catalog
    • 4-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

TN/BK

472

Intake Air Temperature Sensor Signal

2

TN

2760

Intake Air Temperature Sensor Low Reference

3

YE

492

Mass Air Flow Sensor Signal

4

OG/BK

812

12-Volt Reference

Knock Sensor (KS) Bank 1


Object Number: 1232999  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

D-BU

496

KS Signal Bank 1

B

GY

1716

KS Low Reference Bank 1

Knock Sensor (KS) Bank 2


Object Number: 1232999  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

L-BU

1876

KS Signal Bank 2

B

GY

2303

KS Low Reference Bank 2

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

OG/BK

469

Manifold Absolute Pressure Sensor Low Reference

B

L-GN

432

Manifold Absolute Pressure Sensor Signal

C

GY

2704

Manifold Absolute Pressure Sensor 5-Volt Reference

Throttle Actuator Control Module


Object Number: 831393  Size: CH

Connector Part Information

    • OEM: 15355474
    • Service: 15306420
    • 6-Way F MQS Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

485

Throttle Position Sensor Signal (1)

2

PU

486

Throttle Position Sensor Signal (2)

3

GY

2701

Throttle Position Sensor 5-Volt Reference

4

YE

581

Throttle Actuator Control Open

5

TN

2752

Throttle Position Sensor Low Reference

6

BN

582

Throttle Actuator Control Close