GM Service Manual Online
For 1990-2009 cars only
Table 1: Knock Sensor, Front
Table 2: Knock Sensor, Back

Camshaft Position (CMP) Sensor


Object Number: 73223  Size: CH

Connector Part Information

    • 12162272
    • 3-Way F Metri-Pack 150.1 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

633

Camshaft Position Sensor Signal

B

BLK/WHT

836

Crankshaft Position Sensor Return #2

C

WHT/BLK

644

Reference Voltage Feed - 10 Volt Ref

Crankshaft Position (CKP) Sensor


Object Number: 280765  Size: CH

Connector Part Information

    • 12162724
    • 4-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1800

Crankshaft Position Sensor Signal #2

B

YEL

573

Crankshaft Position Sensor Signal

C

BLK/WHT

836

Crankshaft Position Sensor Return #2

D

WHT/BLK

644

Reference Voltage Feed - 10 Volt Ref

Engine Coolant Temperature (ECT) Sensor


Object Number: 518983  Size: CH

Connector Part Information

    • 12162194
    • 2 Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

470

Sensor Return

B

YEL

410

Coolant Temperature Sensor Signal

Engine Oil Level Switch


Object Number: 35437  Size: CH

Connector Part Information

    • 12052641
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1174

Oil Level Sensor Signal

B

BLK/WHT

1551

Ground

Engine Oil Pressure Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • 12065286
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

808

Sensor Ground

B

GRY

605

Reference Voltage Feed - 5 Volt Ref

C

TAN/WHT

331

Oil Pressure Sensor Signal

Evaporative Emissions (EVAP) Canister Purge Valve


Object Number: 35437  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

139

Fused Output - IGN1

B

DK GRN/WHT

428

EVAP Purge Valve Output

Evaporative Emissions (EVAP) Canister Vent Valve


Object Number: 35437  Size: CH

Connector Part Information

    • 12052637
    • 2-Way F Metri-Pack 150 Series, Sealed (RED)

Pin

Wire Color

Circuit No.

Function

A

PNK

39

Fused Output - Ignition

B

WHT

1310

Canister Vent Valve Solenoid Output

Exhaust Gas Recirculation (EGR) Valve


Object Number: 68773  Size: CH

Connector Part Information

    • 12186055
    • 5-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

435

EGR Valve Control

B

BLK

552

EGR Pintle Position Sensor Ground

C

BRN

1456

EGR Pintle Position Position Signal

D

GRY

605

Reference Voltage Feed - 5 Volt Reference A

E

WHT

257

EGR Valve Control

Fuel Injectors


Object Number: 258295  Size: CH

Connector Part Information

    • 12065454
    • 2-Way F Metri-Pack 280.1 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

1039

Fuse Output - IGN1

B

BLK

1744

Fuel Injector #1 Output

B

LT GRN/BLK

1745

Fuel Injector #2 Output

B

PNK/BLK

1746

Fuel Injector #3 Output

B

LT BLU/BLK

844

Fuel Injector #4 Output

B

BLK/WHT

845

Fuel Injector #5 Output

B

YEL/BLK

846

Fuel Injector #6 Output

Fuel Pump Module (w/L67)


Object Number: 219808  Size: CH

Connector Part Information

    • 12105451
    • 8-Way M Non-Packard (BLK)

Pin

Wire Color

Circuit No.

Function

1-3

--

--

Not Used

4

BLK

1250

Ground

5

PNK

1580

Fuel Pump Motor Return

6

GRY

120

Fuel Pump Motor Feed

7

BRN

437

Veicle Speed Signal

8

YEL

489

Fuel Pump Relay Output

Fuel Sender


Object Number: 258300  Size: CH

Connector Part Information

    • 12160479
    • 4-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

30

Fuel Gage Sensor SIgnal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

650

Ground

D

BLK/WHT

651

Ground

Fuel Tank Pressure Sensor


Object Number: 62453  Size: CH

Connector Part Information

    • 12059596
    • 3-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

808

Fuel Tank Pressure Sensor Ground

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY

605

Reference Voltage Feed - 5 Volt Reference A

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


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

TAN

413

Heated Oxygen Sensor Sensor 1 (HO2S 1) Low

B

PPL

412

Heated Oxygen Sensor Sensor 1 (HO2S 1) Signal

C

BLK/WHT

1150

Ground

D

PNK

539

Fused Output - IGN1

Heated Oxygen Sensor HO2S Bank 1 Sensor 2


Object Number: 40407  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PPL

1671

Heated Oxygen Sensor Return (Rear of Converter)

B

TAN

1670

Heated Oxygen Sensor Signal (Rear of Converter)

C

BLK

1150

Ground

D

PNK

539

Fused Output - IGN1

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • 12162187
    • 4-Way F Metri-Pack 150.2 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

444

IAC Coil B Low

B

LT GRN/WHT

1749

IAC Coil B High

C

LT BLU/BLK

1748

IAC Coil A Low

D

LT BLU/WHT

1747

IAC Coil A High

Ignition Control Module


Object Number: 302002  Size: CH

Connector Part Information

    • 12052493
    • 14-Way F Metri-Pack 150 Series, Sealed (DK GRY)

Pin

Wire Color

Circuit No.

Function

A

WHT

423

Ignition Control Signal

B

TAN/BLK

424

Bypass Signal

C

BLU/BLK

647

18x Reference Signal

D

PPL/WHT

430

3x Reference Signal

E

WHT

121

Tachometer Signal (Not Used)

F

BLK

630

Camshaft Position (CMP) Signal Output

G

YEL

573

Crankshaft Position (CKP) 18x Signal

H

LT BLU/WHT

1800

CKP Sync Signal

J

BRN/WHT

633

CMP Sensor Signal

K

BLK/WHT

451

Ground

L

RED/BLK

453

Reference Low Signal

M

BLK/WHT

836

CMP/CKP Sensor Ground

N

WHT/BLK

644

Reference Voltage Feed - 10 Volt Reference

P

PNK

839

Fuse Output - IGN1

Intake Air Temperature (IAT) Sensor


Object Number: 68719  Size: CH

Connector Part Information

    • 12162196
    • 2-Way F Metri-Pack 150.2 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED/BLK

645

IAT Sensor Ground

B

TAN

472

IAT Sensor Signal

Knock Sensor, Front


Object Number: 95764  Size: CH

Connector Part Information

    • 12176800
    • 1F Metri-Pack 150 Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

496

Knock Sensor Signal

Knock Sensor, Back


Object Number: 95764  Size: CH

Connector Part Information

    • 12176800
    • 1F Metri-Pack 150 Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

1876

Knock Sensor Signal-#2

Manifold Absolute Pressure (MAP) Sensor (VIN K)


Object Number: 68740  Size: CH

Connector Part Information

    • 12129945
    • 3-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

MAP Sensor Return

B

LT GRN

432

MAP Sensor Signal

C

GRY

605

5 Volt Reference

Manifold Absolute Pressure (MAP) Sensor (VIN 1)


Object Number: 280779  Size: CH

Connector Part Information

    • 12103770
    • 3-Way M Weather Pack (WHT)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

MAP Sensor Return

B

LT GRN

432

MAP Sensor Signal

C

GRY

605

Reference Voltage Feed - 5 Volt Ref

Mass Air Flow (MAF) Sensor


Object Number: 62453  Size: CH

Connector Part Information

    • 12059596
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

492

MAF Sensor Signal

B

BLK/WHT

51

Ground

C

PNK

439

Fused Output - IGN1

Supercharger Bypass Valve


Object Number: 35437  Size: CH

Connector Part Information

    • 12052635
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

339

Fused Output - IGN1

B

GRY

1724

Boost Control Solenoid Output

Throttle Position (TP) Sensor


Object Number: 68730  Size: CH

Connector Part Information

    • 12110294
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

452

Sensor Return

B

DK BLU

417

Throttle Position Sensor Signal

C

GRY

605

5 Volt Reference

Vehicle Speed Sensor (VSS)


Object Number: 62471  Size: CH

Connector Part Information

    • 12162192
    • 2-Way F Metri-Pack 150.2 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

401

Vehicle Speed Sensor Low

B

YEL

400

Vehicle Speed Sensor High