GM Service Manual Online
For 1990-2009 cars only
Table 1: Accelerator Pedal Position (APP) Sensor
Table 2: Crankshaft Position (CKP) Sensor
Table 3: Engine Coolant Temperature (ECT) Sensor
Table 4: Evaporative Emission (EVAP) Canister Purge Solenoid
Table 5: Evaporative Emission (EVAP) Canister Vent Solenoid
Table 6: Fuel Injector 1
Table 7: Fuel Injector 2
Table 8: Fuel Injector 3
Table 9: Fuel Injector 4
Table 10: Fuel Pump and Sender Assembly -- Primary
Table 11: Fuel Pump and Sender Assembly -- Secondary
Table 12: Fuel Tank Pressure (FTP) Sensor
Table 13: Heated Oxygen Sensor (HO2S) 1
Table 14: Heated Oxygen Sensor (HO2S) 2
Table 15: Ignition Control Module (ICM)
Table 16: Intake Air Temperature (IAT) Sensor
Table 17: Knock Sensor (KS)
Table 18: Manifold Absolute Pressure (MAP) Sensor
Table 19: Throttle Actuator Control (TAC) Module

Accelerator Pedal Position (APP) Sensor


Object Number: 632344  Size: CH

Connector Part Information

    • 15326842
    • 10-Way F Sealed Series (BK)

Pin

Wire Color

Circuit Number

Function

A-C

--

--

Not Used

D

WH/BK

1164

5 Volt Reference B

E

D-BU

1161

APP Sensor 1 Signal

F

--

--

Not Used

G

PU

1272

5 Volt Reference A

H

L-BU

1162

APP Sensor 2 Signal

J

TN

1274

Low Reference

K

BN

1271

Low Reference

Crankshaft Position (CKP) Sensor


Object Number: 655692  Size: CH

Connector Part Information

    • 12162193
    • 2-Way F Metri-Pack 150.2 Series Sealed (BK)

Pin

Wire Color

Circuit Number

Function

A

PU

574

Low Reference

B

YE

573

CKP Sensor Signal

Engine Coolant Temperature (ECT) Sensor


Object Number: 666646  Size: CH

Connector Part Information

    • 15336024
    • 2-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit Number

Function

A

BK

2761

Low Reference

B

YE

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid


Object Number: 684795  Size: CH

Connector Part Information

    • 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire Color

Circuit Number

Function

A

WH

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

    • 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire Color

Circuit Number

Function

A

WH

5291

Ignition 1 Voltage

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1


Object Number: 366123  Size: CH

Connector Part Information

    • 15236181
    • 2-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

PK

39

Ignition 1 Voltage

B

BK

1744

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 366123  Size: CH

Connector Part Information

    • 15236181
    • 2-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

PK

39

Ignition 1 Voltage

B

L-GN/BK

1745

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 366123  Size: CH

Connector Part Information

    • 15236181
    • 2-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

PK

39

Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 366123  Size: CH

Connector Part Information

    • 15236181
    • 2-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

PK

39

Ignition 1 Voltage

B

L-BU/BK

844

Fuel Injector 4 Control

Fuel Pump and Sender Assembly -- Primary


Object Number: 684908  Size: CH

Connector Part Information

    • 15326631
    • 4-Way F GT 280 Sealed 5.8 (BK)

Pin

Wire Color

Circuit Number

Function

A

GY

120

Fuel Pump Supply Voltage

B

PU

1589

Fuel Level Sensor Signal

C

BU

930

Fuel Level Sensor Signal - Common

D

BK

850

Ground

Fuel Pump and Sender Assembly -- Secondary


Object Number: 684908  Size: CH

Connector Part Information

    • 15326631
    • 4-Way F GT 280 Sealed 5.8 (BK)

Pin

Wire Color

Circuit Number

Function

A

--

--

Not Used

B

BU

930

Fuel Level Sensor Signal - Common

C

BK/WH

2759

Low Reference

D

--

--

Not Used

Fuel Tank Pressure (FTP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

    • 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit Number

Function

A

BK

2759

Low Reference

B

D-BN

890

FTP Sensor Signal

C

GY

2709

5 Volt Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 456551  Size: CH

Connector Part Information

    • 12160482
    • 4-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

TN

1667

HO2S Low Signal Sensor 1

B

PU

1666

HO2S High Signal Sensor 1

C

D-GN

676

HO2S Heater Low Control Sensor 1

D

WH

5291

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2


Object Number: 280761  Size: CH

Connector Part Information

    • 12160825
    • 4-Way M Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit Number

Function

A

TN/WH

1669

HO2S Low Signal Sensor 2

B

PU/WH

1668

HO2S High Signal Sensor 2

C

BK/WH

1423

HO2S Heater Low Control Sensor 2

D

WH

5291

Ignition 1 Voltage

Ignition Control Module (ICM)


Object Number: 926863  Size: CH

Connector Part Information

    • 15356705
    • 9-Way F (BK)

Pin

Wire Color

Circuit Number

Function

A

PK

39

Ignition 1 Voltage

B

WH

423

IC Timing Control

C-D

--

--

Not Used

E

BK/WH

451

Ground

F

BN/WH

633

Camshaft Position Sensor Signal

G

OG

406

IC Timing Control B

Intake Air Temperature (IAT) Sensor


Object Number: 646403  Size: CH

Connector Part Information

    • 15335987
    • 2-Way F GT 150 Sealed 3.2x4.0 (BK)

Pin

Wire Color

Circuit Number

Function

A

BK

2760

Low Reference

B

TN

472

IAT Sensor Signal

Knock Sensor (KS)


Object Number: 684799  Size: CH

Connector Part Information

    • 12077900
    • 2-Way F Metri-Pack 280 Series Sealed (BK)

Pin

Wire Color

Circuit Number

Function

A

D-BU

496

Knock Sensor Signal

B

GY

1716

Low Reference

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840  Size: CH

Connector Part Information

    • 12129946
    • 3-Way F Metri-Pack 150 Series Sealed (M GY)

Pin

Wire Color

Circuit Number

Function

A

OG/BK

469

Low Reference

B

L-GN

432

MAP Sensor Signal

C

GY

2704

5 Volt Reference

Throttle Actuator Control (TAC) Module


Object Number: 646400  Size: CH

Connector Part Information

    • 15326835
    • 8-Way F GT 150 Sealed 4.0 (BK)

Pin

Wire Color

Circuit Number

Function

A

D-GN

485

TP Sensor 1 Signal

B

BK/WH

1704

Low Reference

C

GY

2701

5 Volt Reference A

D

PU

486

TP Sensor 2 Signal

E

BN

582

TAC Low Control

F

YE

581

TAC High Control

G

BK

2752

Low Reference

H

L-BU/BK

1688

5 Volt Reference B