GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2001 🢒 Blazer - 4WD - RHD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 Engine Controls Connector End Views
Table 1: Camshaft Position (CMP) Sensor Connector
Table 2: Central Sequential Fuel Injection (Central SFI) Connector
Table 3: Crankshaft Position (CKP) Sensor Connector
Table 4: Engine Coolant Temperature (ECT) Sensor Connector
Table 5: Evaporative Emission (EVAP) Canister Purge Solenoid Valve Connector
Table 6: Evaporative Emission (EVAP) Canister Control Valve Connector
Table 7: Exhaust Gas Recirculation (EGR) Valve Connector
Table 8: Fuel Pump and Sender Assembly Connector
Table 9: Fuel Tank Pressure (FTP) Sensor Connector
Table 10: Heated Oxygen Sensor (HO2S) Bank 2, Sensor 1
Table 11: Heated Oxygen Sensor (HO2S) Bank 1, Sensor 3
Table 12: Idle Air Control (IAC) Valve Connector
Table 13: Ignition Coil Connector
Table 14: Ignition Control Module (ICM) Connector
Table 15: Intake Air Temperature (IAT) Sensor Connector
Table 16: Knock Sensor (KS) Connector
Table 17: Manifold Absolute Pressure (MAP) Sensor Connector
Table 18: Mass Air Flow (MAF) Sensor Connector
Table 19: Throttle Position (TP) Sensor Connector

Camshaft Position (CMP) Sensor Connector


Object Number: 68730 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

PNK/BLK

632

Low Reference

B

BRN/WHT

633

CMP Sensor Signal

C

RED

631

12 Volt Reference

Central Sequential Fuel Injection (Central SFI) Connector


Object Number: 68789 Size: CH

Connector Part Information
    • 12177083
    • 12-Way F Micro-Pack 100 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

845

Fuel Injector 5 Control

B

PNK

439

Ignition 1 Voltage

C

PNK/BLK

1746

Fuel Injector 3 Control

D

PNK

439

Ignition 1 Voltage

E

PNK

439

Ignition 1 Voltage

F

BLK

1744

Fuel Injector 1 Control

G

LT GRN/BLK

1745

Fuel Injector 2 Control

H

PNK

439

Ignition 1 Voltage

J

PNK

439

Ignition 1 Voltage

K

LT BLU/BLK

844

Fuel Injector 4 Control

L

PNK

439

Ignition 1 Voltage

M

YEL/BLK

846

Fuel Injector 6 Control

Crankshaft Position (CKP) Sensor Connector


Object Number: 62453 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1867

12 Volt Referencec

B

PPL

574

Low Reference

C

YEL

573

CKP Sensor [1] Signal

Engine Coolant Temperature (ECT) Sensor Connector


Object Number: 62471 Size: CH

Connector Part Information
    • 12162194
    • 2-Way F Metri-Pack 150.2 Series, Pull-to-Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2761

Low Reference

B

YEL

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid Valve Connector


Object Number: 35437 Size: CH

Connector Part Information
    • 12052643
    • 2-Way F Metri-Pack 150 Series, Sealed (RED)

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 Control Valve Connector


Object Number: 35437 Size: CH

Connector Part Information
    • 12052643
    • 2-Way F Metri-Pack 150 Series, Sealed (RED)

Pin

Wire Color

Circuit No.

Function

A

PNK

239

Ignition 1 Voltage

B

WHT

1310

EVAP Canister Vent Solenoid Control

Exhaust Gas Recirculation (EGR) Valve Connector


Object Number: 68773 Size: CH

Connector Part Information
    • 12186056
    • 5-Way F Metri-Pack 150.2 Series, Sealed, P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

257

EGR Solenoid Control

B

BLK

2753

EGR Sensor - Return

C

BRN

1456

EGR Valve Position Signal

D

GRY

2702

5 Volt Reference

E

RED

1676

EGR Valve Supply Voltage

Fuel Pump and Sender Assembly Connector


Object Number: 258300 Size: CH

Connector Part Information
    • 12160482
    • 4-Way F Metri-Pack 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

1650

Ground

D

BLK

470

Low Reference

Fuel Tank Pressure (FTP) Sensor Connector


Object Number: 62453 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

BLK

470

Low Reference

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY

474

5 Volt Reference

Heated Oxygen Sensor (HO2S) Bank 2, Sensor 1


Object Number: 68763 Size: CH

Connector Part Information
    • 12162144
    • 4-Way F Metri-Pack 150 Series (BLK)

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

BLK

350

Ground

D

PNK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1, Sensor 3


Object Number: 68763 Size: CH

Connector Part Information
    • 12162144
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

HO2S Low Signal

B

PPL

1668

HO2S High Signal

C

BLK

350

Ground

D

PNK

539

Ignition 1 Voltage

Idle Air Control (IAC) Valve Connector


Object Number: 38608 Size: CH

Connector Part Information
    • 12162190
    • 4-Way F Metri-Pack 150.2 Series, Sealed, P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

444

IAC Coil B Low Control

B

LT GRN/WHT

1749

IAC Coil B High Control

C

LT BLU/BLK

1748

IAC Coil A Low Control

D

LT BLU/WHT

1747

IAC Coil A High Control

Ignition Coil Connector


Object Number: 68743 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

PNK

439

Ignition 1 Voltage

B

--

--

Not Used

C

WHT/BLK

1847

Ignition Coil Output

Ignition Control Module (ICM) Connector


Object Number: 38608 Size: CH

Connector Part Information
    • 12162189
    • 4-Way F Metri-Pack 150.2 Series, Sealed, P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

439

Ignition 1 Voltage

B

WHT

423

IC Timing Control

C

BLK/WHT

451

Ground

D

WHT/BLK

1847

Intake Air Temperature (IAT) Sensor Connector


Object Number: 68719 Size: CH

Connector Part Information
    • 12162198
    • 2-Way F Metri-Pack 150.2 Series, Sealed, P2S (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Low Reference

B

TAN

472

IAT Sensor Signal

Knock Sensor (KS) Connector


Object Number: 35416 Size: CH

Connector Part Information
    • 12146549
    • 1-Way M Weather Pack (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

496

KS Signal

B

GRY

1716

Low Reference

Manifold Absolute Pressure (MAP) Sensor Connector


Object Number: 68740 Size: CH

Connector Part Information
    • 12129946
    • 3-Way F Metri-Pack 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

469

Low Reference

B

LT GRN

432

MAP Sensor Signal

C

GRY

2704

5 Volt Reference

Mass Air Flow (MAF) Sensor Connector


Object Number: 62453 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

YEL

492

MAF Sensor Signal

B

BLK/WHT

451

Ground

C

PNK

239

Ignition 1 Voltage

Throttle Position (TP) Sensor Connector


Object Number: 62485 Size: CH

Connector Part Information
    • 12110192
    • 3-Way F Metri-Pack 150 Series, Sealed, P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

416

5 Volt Reference

B

BLK

452

Low Reference

C

DK BLU

417

TP Sensor Signal