GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 Savana - AWD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Engine Controls Connector End Views
Table 1: Camshaft Position (CMP) Sensor
Table 2: Central Sequential Fuel Injection (Central SFI)
Table 3: Crankshaft Position (CKP) Sensor
Table 4: Engine Coolant Temperature (ECT) Sensor
Table 5: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Table 6: Evaporative Emission (EVAP) Canister Vent Solenoid Valve
Table 7: Fuel Pump and Sender Assembly
Table 8: Fuel Tank Pressure (FTP) Sensor
Table 9: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
Table 10: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
Table 11: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Table 12: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
Table 13: Idle Air Control (IAC) Valve
Table 14: Ignition Coil
Table 15: Ignition Control Module (ICM)
Table 16: Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
Table 17: Knock Sensor (KS)
Table 18: Manifold Absolute Pressure (MAP) Sensor
Table 19: Throttle Position (TP) Sensor

Camshaft Position (CMP) Sensor


Object Number: 684807 Size: CH

Connector Part Information
    • 12110293
    • 3-Way F Metri-Pack 150 Series- Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PK/BK

632

Low Reference

B

BN/WH

633

CMP Sensor Signal

C

OG

631

12-Volt Reference (Late Production)

RD

631

12-Volt Reference (Early Production)

Central Sequential Fuel Injection (Central SFI)


Object Number: 39782 Size: CH

Connector Part Information
    • 12177083
    • 12-Way F Micro-Pack 100 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

TN/WH

845

Fuel Injector 5 Control (Late Production)

BK/WH

845

Fuel Injector 5 Control (Early Production)

B

PK

139

Ignition 1 Voltage

C

PK/BK

1746

Fuel Injector 3 Control

D

PK

139

Ignition 1 Voltage

E

PK

139

Ignition 1 Voltage

F

TN

1744

Fuel Injector 1 Control (Late Production)

BK

1744

Fuel Injector 1 Control (Early Production)

G

L-GN/BK

1745

Fuel Injector 2 Control

H

PK

239

Ignition 1 Voltage

J

PK

239

Ignition 1 Voltage

K

L-BU/BK

844

Fuel Injector 4 Control

L

PK

239

Ignition 1 Voltage

M

YE/BK

846

Fuel Injector 6 Control

Crankshaft Position (CKP) Sensor


Object Number: 366117 Size: CH

Connector Part Information
    • 15324165
    • 3-Way F Metri-Pack 150 Series (NA)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1867

12-Volt Reference

B

PU

574

Low Reference

C

YE

573

CKP Sensor Signal

Engine Coolant Temperature (ECT) Sensor


Object Number: 900247 Size: CH

Connector Part Information
    • 15359366
    • 2-Way F GT 150 Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

2761

Low Reference (Late Production)

BK

2761

Low Reference (Early Production)

B

YE

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid Valve


Object Number: 684829 Size: CH

Connector Part Information
    • 12124037
    • 2-Way F Metri-Pack 150 Series- Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

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

Pin

Wire Color

Circuit No.

Function

A

RD/WH

140

Battery Positive Voltage (Late Production)

OG

140

Battery Positive Voltage (Early Production)

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Pump and Sender Assembly


Object Number: 684908 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

BK

150

Ground

B

PU

1589

Fuel Level Sensor Signal

C

TN

2759

Low Reference (Late Production)

BK

2759

Low Reference (Early Production)

D

GY

120

Fuel Pump Supply Voltage

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 No.

Function

A

TN

2759

Low Reference (Late Production)

BK

2759

Low Reference (Early Production)

B

D-GN

890

Fuel Tank Pressure Sensor Signal

C

GY

2709

5-Volt Reference B

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


Object Number: 806613 Size: CH

Connector Part Information
    • 15326423
    • 4-Way M Metri-Pack 150 Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

TN/WH

1653

HO2S Low Signal - Bank 1 Sensor 1

B

PU/WH

1665

HO2S High Signal - Bank 1 Sensor 1

C

L-BU

5038

HO2S Heater Low Control - Bank 1 Sensor 1

D

PK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2


Object Number: 806613 Size: CH

Connector Part Information
    • 15326423
    • 4-Way M Metri-Pack 150 Sealed (GY)

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

PU

5035

HO2S Heater Low Control - Bank 1 Sensor 2

D

PK

1539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1


Object Number: 806613 Size: CH

Connector Part Information
    • 12160825
    • 4-Way M Metri-Pack 150 Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

1667

HO2S Low Signal - Bank 2 Sensor 1

B

PU

1666

HO2S High Signal - Bank 2 Sensor 1

C

PU/WH

5037

HO2S Heater Low Control - Bank 2 Sensor 1

D

PK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2


Object Number: 806613 Size: CH

Connector Part Information
    • 12160825
    • 4-Way M Metri-Pack 150 Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

1671

HO2S Low Signal - Bank 2 Sensor 2

B

PU

1670

HO2S High Signal - Bank 2 Sensor 2

C

YE

5036

HO2S Heater Low Control - Bank 2 Sensor 2

D

PK

1539

Ignition 1 Voltage

Idle Air Control (IAC) Valve


Object Number: 684948 Size: CH

Connector Part Information
    • 15354716
    • 4-Way F GT 150 Sealed 3.2 X 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

L-GN/BK

444

IAC Coil B Low Control

B

L-GN/WH

1749

IAC Coil B High Control

C

L-BU/BK

1748

IAC Coil A Low Control

D

L-BU/WH

1747

IAC Coil A High Control

Ignition Coil


Object Number: 68743 Size: CH

Connector Part Information
    • 12146121
    • 3-Way F Metri-Pack 150 Series- Sealed (BN)

Pin

Wire Color

Circuit No.

Function

A

PK

239

Ignition 1 Voltage

B

--

--

Not Used

C

WH/BK

1847

Ignition Coil Control

Ignition Control Module (ICM)


Object Number: 847295 Size: CH

Connector Part Information
    • 15355331
    • 4-Way F GT 150 SLD 3.2 x 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

WH

423

IC Timing Control

C

BK

1250

Ground

D

WH/BK

1847

Ignition Coil Control

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


Object Number: 647974 Size: CH

Connector Part Information
    • 15326822
    • 5-Way F GT 150 Sealed 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

YE

492

MAF Sensor Signal

B

PK

139

Ignition 1 Voltage

C

BK/WH

1551

Ground

D

TN

472

IAT Sensor Signal

E

TN

470

Low Reference (Late Production)

BK

470

Low Reference (Early Production)

Knock Sensor (KS)


Object Number: 684833 Size: CH

Connector Part Information
    • 12129140
    • 2-Way F Metri-Pack 280.1 - Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

D-BU

496

Knock Sensor 1 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 (GY)

Pin

Wire Color

Circuit No.

Function

A

OG/BK

469

Low Reference

B

L-GN

432

MAP Sensor Signal

C

GY

597

5-Volt Reference A

Throttle Position (TP) Sensor


Object Number: 726824 Size: CH

Connector Part Information
    • 15344137
    • 3-Way F GT 150 Sealed 5.2 (BK)

Pin

Wire Color

Circuit No.

Function

1

GY

2701

5-Volt Reference A

2

TN

2752

Low Reference (Late Production)

BK

2752

Low Reference (Early Production)

3

D-BU

411

TP Sensor Signal