GM Service Manual Online
For 1990-2009 cars only
Table 1: Accelerator Pedal Position (APP) Sensor
Table 2: Camshaft Position (CMP) Sensor
Table 3: Crankshaft Position (CKP) Sensor
Table 4: Engine Coolant Temperature (ECT) Sensor
Table 5: Engine Oil Pressure Switch
Table 6: Evaporative Emission (EVAP) Canister Purge Solenoid
Table 7: Evaporative Emission (EVAP) Canister Vent Solenoid
Table 8: Fuel Injector 1
Table 9: Fuel Injector 2
Table 10: Fuel Injector 3
Table 11: Fuel Injector 4
Table 12: Fuel Injector 5
Table 13: Fuel Injector 6
Table 14: Fuel Injector 7
Table 15: Fuel Injector 8
Table 16: Fuel Pump and Sender Assembly
Table 17: Fuel Tank Pressure (FTP) Sensor
Table 18: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
Table 19: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
Table 20: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Table 21: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
Table 22: Ignition Coil 1
Table 23: Ignition Coil 2
Table 24: Ignition Coil 3
Table 25: Ignition Coil 4
Table 26: Ignition Coil 5
Table 27: Ignition Coil 6
Table 28: Ignition Coil 7
Table 29: Ignition Coil 8
Table 30: Intake Air Temperature (IAT)/Mass Airflow (MAF) Sensor
Table 31: Knock Sensor 1
Table 32: Knock Sensor 2
Table 33: Manifold Absolute Pressure (MAP) Sensor
Table 34: Throttle Actuator Control (TAC) Module C1
Table 35: Throttle Actuator Control (TAC) Module C2
Table 36: Throttle Body

Accelerator Pedal Position (APP) Sensor


Object Number: 632344  Size: CH

Connector Part Information

    • 15326842
    • 10-Way F 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit Number

Function

A-C

--

--

Not Used

D

WHT/BLK

1164

5 Volt Reference

E

DK BLU

1161

APP Sensor 1 Signal

F

--

--

Not Used

G

PPL

1272

Low Reference

H

LT BLU

1162

APP Sensor 2 Signal

J

TAN

1274

5 Volt Reference

K

BRN

1271

Low Reference

Camshaft Position (CMP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

633

CMP Sensor Signal

B

PNK/BLK

632

Low Reference

C

RED

631

12 Volt Reference

Crankshaft Position (CKP) Sensor


Object Number: 366117  Size: CH

Connector Part Information

    • 15324165
    • 3-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK BLU/WHT

1869

CKP Sensor Signal

B

YEL/BLK

1868

Low Reference

C

LT GRN

1867

12 Volt Reference

Engine Coolant Temperature (ECT) Sensor


Object Number: 666646  Size: CH

Connector Part Information

    • 15336024
    • 2-Way F GT 150 Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

1

GRY

720

Low Reference

2

YEL

410

ECT Sensor Signal

Engine Oil Pressure Switch


Object Number: 726824  Size: CH

Connector Part Information

    • 15344137
    • 3-Way F GT 150 Sealed 5.2 (BLK)

Pin

Wire Color

Circuit No.

Function

1

TAN

407

Low Reference

2

GRY

705

5 Volt Reference

3

TAN/WHT

332

Oil Pressure Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid


Object Number: 684829  Size: CH

Connector Part Information

    • 12124037
    • 2-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

239

Ignition 1 Voltage

B

DK GRN/WHT

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 (RED)

Pin

Wire Color

Circuit No.

Function

A

ORN

540

Battery Positive Voltage

B

WHT

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1239

Ignition 1 Voltage

B

BLK

1744

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1339

Ignition 1 Voltage

B

LT GRN/BLK

1745

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1239

Ignition 1 Voltage

B

PNK/BLK

1746

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1339

Ignition 1 Voltage

B

LT BLU/BLK

844

Fuel Injector 4 Control

Fuel Injector 5


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1239

Ignition 1 Voltage

B

BLK/WHT

845

Fuel Injector 5 Control

Fuel Injector 6


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1339

Ignition 1 Voltage

B

YEL/BLK

846

Fuel Injector 6 Control

Fuel Injector 7


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1239

Ignition 1 Voltage

B

RED/BLK

877

Fuel Injector 7 Control

Fuel Injector 8


Object Number: 833727  Size: CH

Connector Part Information

    • 15411634
    • 2-Way F Micro-Pack 064 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

PNK

1339

Ignition 1 Voltage

B

DK BLU/WHT

878

Fuel Injector 8 Control

Fuel Pump and Sender Assembly


Object Number: 684948  Size: CH

Connector Part Information

    • 15354716
    • 4-Way F GT 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Level Sensor Signal

B

GRY

120

Fuel Pump Supply Voltage

C

BLK

2450

Ground

D

BLK

2759

Low Reference

Fuel Tank Pressure (FTP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

2759

Low Reference

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY

2709

5 Volt Reference

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


Object Number: 474210  Size: CH

Connector Part Information

    • 12176897
    • 4-Way F Metri-Pack 150 Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

TAN

1664

HO2S Low Signal - Bank 1 Sensor 1

B

PPL/WHT

1665

HO2S High Signal - Bank 1 Sensor 1

C

BLK/WHT

3113

HO2S Heater Low Control - Bank 1 Sensor 1

D

PNK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2


Object Number: 806613  Size: CH

Connector Part Information

    • 15326423
    • 4-Way F Metri-Pack 150 Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

HO2S Low Signal - Bank 1 Sensor 2

B

PPL/WHT

1668

HO2S High Signal - Bank 1 Sensor 2

C

BRN

2391

HO2S Heater Low Control - Bank 1 Sensor 2

D

PNK

1539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1


Object Number: 474210  Size: CH

Connector Part Information

    • 12176897
    • 4-Way F Metri-Pack 150 Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

TAN

1667

HO2S Low Signal - Bank 2 Sensor 1

B

PPL

1666

HO2S High Signal - Bank 2 Sensor 1

C

LT GRN

3212

HO2S Heater Low Control - Bank 2 Sensor 1

D

PNK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2


Object Number: 806613  Size: CH

Connector Part Information

    • 15326423
    • 4-Way F Metri-Pack 150 Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

1671

HO2S Low Signal - Bank 2 Sensor 2

B

PPL

1670

HO2S High Signal - Bank 2 Sensor 2

C

RED/WHT

3223

HO2S Heater Low Control - Bank 2 Sensor 2

D

PNK

1539

Ignition 1 Voltage

Ignition Coil 1


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

PPL

2121

IC 1 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 2


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

RED

2127

IC 2 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 3


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

LT BLU

2123

IC 3 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 4


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

DK GRN

2124

IC 4 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 5


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

DK GRN

2125

IC 5 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 6


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

LT BLU

2123

IC 6 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 7


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

RED

2127

IC 7 Control

D

PNK

39

Ignition 1 Voltage

Ignition Coil 8


Object Number: 684948  Size: CH

Connector Part Information

    • 15413116
    • 4-Way F GT 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

151

Ground

B

BRN

2129

Low Reference

C

PPL

2121

IC 8 Control

D

PNK

39

Ignition 1 Voltage

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


Object Number: 366067  Size: CH

Connector Part Information

    • 15305555
    • 5-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Low Reference

B

TAN

472

IAT Sensor Signal

C

BLK

450

Ground

D

PNK

239

Ignition 1 Voltage

E

YEL

492

MAF Sensor Signal

Knock Sensor 1


Object Number: 1229908  Size: CH

Connector Part Information

    • 12103023
    • 1-Way M TWR Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

496

Knock Sensor [1] Signal

Knock Sensor 2


Object Number: 1229908  Size: CH

Connector Part Information

    • 12103023
    • 1-Way M TWR Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

1876

Knock Sensor [2] Signal

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840  Size: CH

Connector Part Information

    • 12129946
    • 3-Way F Metri-Pack 150 Series Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Low Reference

B

LT GRN

432

MAP Sensor Signal

C

GRY

2704

5 Volt Reference

Throttle Actuator Control (TAC) Module C1


Object Number: 261930  Size: CH

Connector Part Information

    • 12191065
    • 16-Way F Micro-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

1

DK GRN

485

TP Sensor 1 Signal

2

GRY

416

5 Volt Reference

3

BLK

452

Low Reference

4

DK BLU

84

Cruise Control Set/Coast Switch Signal

5

GRY/BLK

87

Cruise Control Resume/Accel Switch Signal

6

LT BLU

1320

Stop Lamp Supply Voltage

7

PNK

839

Ignition 1 Voltage

8

BRN

582

TAC Motor Control 2

9

LT BLU/BLK

1688

5 Volt Reference

10

BLK/WHT

1704

Low Reference

11

PPL

486

TP Sensor 2 Signal

12

ORN/BLK

1061

UART Serial Data

13

DK BLU/WHT

774

UART Serial Data

14

GRY

397

Cruise Control On Switch Signal

15

BLK

450

Ground

16

YEL

581

TAC Motor Control 1

Throttle Actuator Control (TAC) Module C2


Object Number: 666638  Size: CH

Connector Part Information

    • 12177081
    • 10-Way F 150 Series Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

PPL

1272

Low Reference

C

LT BLU

1162

APP Sensor 2 Signal

D

TAN

1274

5 Volt Reference

E

--

--

Not Used

F

DK BLU

1161

APP Sensor 1 Signal

G

WHT/BLK

1164

5 Volt Reference

H

--

--

Not Used

J

BRN

1271

Low Reference

K

--

--

Not Used

Throttle Body


Object Number: 646400  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

YEL

581

TAC Motor Control 1

B

BLK/WHT

1704

Low Reference

C

BRN

582

TAC Motor Control 2

D

BLK

452

Low Reference

E

LT BLU/BLK

1688

5 Volt Reference

F

PPL

486

TP Sensor 2 Signal

G

DK GRN

485

TP Sensor 1 Signal

H

GRY

416

5 Volt Reference