GM Service Manual Online
For 1990-2009 cars only

A/C Clutch


Object Number: 35437  Size: CH

Connector Part Information

    • 12162017
    • 2-Way F Metri-Pack 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

59

A/C Compressor Clutch Solenoid Feed

B

BLK

1450

Ground

A/C Clutch Relay


Object Number: 39670  Size: CH

Connector Part Information

    • 12129716
    • 4-Way F Metri-Pack, 280 Series, Flexlock, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

30

PNK

239

Fuse Output - IGN1

85

DK GRN/WHT

459

A/C Compressor Control Relay Output - Coil

86

PNK

239

Fuse Output - IGN1

87

DK GRN

59

A/C Compressor Clutch Solenoid Feed

A/C Pressure Sensor


Object Number: 219804  Size: CH

Connector Part Information

    • 12110192
    • 3-Way F Metri Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

808

Sensor Return

B

GRY

474

5 Volt Reference Feed

C

RED/BLK

380

A/C Refrigerant Pressure Sensor Signal

ABS/TCC Switch


Object Number: 130679  Size: CH

Connector Part Information

    • 12033704
    • 4-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

241

Fused Output - IGN3

B

PPL

420

Brake Pedal Switch Output - TCC

C

TAN

848

Brake Pedal Switch Output - ABS

D

BLK

1250

Ground

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: 62485  Size: CH

Connector Part Information

    • 12162225
    • 3-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK

470

Sensor Return

B

YEL

410

Coolant Temperature Sensor Signal

C

LT GRN

36

Coolant Temperature 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

451

PCM Ground

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

639

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

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

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fused Output - Ignition

B

WHT

1310

Canister Vent Valve Solenoid Output

Exhaust Gas Recirculation (EGR) Valve


Object Number: 68773  Size: CH

Connector Part Information

    • 12186057
    • 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 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 (VIN 1)


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: 229169  Size: CH

Connector Part Information

    • 12124473
    • 4-Way M Weather Pack Connector and Clip (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1250

Ground (VIN K)

A

PNK

1580

Fuel Pump Motor Return (VIN 1)

B

PPL

1589

Fuel Gauge Sensor Signal (Buick, Pontiac)

B

PPL

30

Fuel Gauge Sensor Signal (Oldsmobile)

C

GRY

120

Fuel Pump Motor Feed

D

BLK

552

Fuel GaugeSensor Return (Oldsmobile)

D

BLK

808

Fuel GaugeSensor Return(Buick, Pontiac)

Fuel Tank Pressure Sensor


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

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: 68760  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

1450

Ground

D

PNK

639

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

TAN/WHT

1669

Heated Oxygen Sensor 2 (HO2S 2) Low (Rear of Converter)

B

PPL/WHT

1668

Heated Oxygen Sensor 2 (HO2S 2) Signal (Rear of Converter)

C

BLK

1450

Ground

D

PNK

639

Fused Output - IGN1

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • 12162187
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

444

IAC Coil B High

B

LT GRN/WHT

1749

IAC Coil B Low

C

LT BLU/BLK

1748

IAC Coil A High

D

LT BLU/WHT

1747

IAC Coil A Low

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

239

Fuse Output - IGN1

Intake Air Temperature (IAT) Sensor


Object Number: 68719  Size: CH

Connector Part Information

    • 12162199
    • 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

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

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

Pin

Wire Color

Circuit No.

Function

A

YEL

492

MAF Sensor Signal

B

BLK/WHT

451

PCM Ground

C

PNK

439

Fused Output - IGN1

Park/Neutral Position (PNP) Switch Connector C1


Object Number: 68780  Size: CH

Connector Part Information

    • 12129840
    • 7-Way F Metri-Pack Mixed Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

434

Rear Compartment Lid Release Relay

B

PNK

539

Ignition Positive Voltage

C

LT GRN

275

Park Input

D

BLK/WHT`

451

PCM Ground

E

YEL/BLK

625

Theft System Starter Enable Relay Output - Coil

F

LT GRN

24

Backup Lamp Signal

G

YEL

575

Theft System Starter Enable Relay Output

Park/Neutral Position (PNP) Switch Connector C2


Object Number: 219812  Size: CH

Connector Part Information

    • 12191757
    • 4-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

WHT

776

Transaxle Range Switch Signal - Parity Bit

B

YEL

772

Transaxle Range Switch Signal - Bit 2

C

GRY

773

Transaxle Range Switch Signal - Bit 3

D

BLK/WHT

771

Transaxle Range Switch Signal - Bit 1

Supercharger Bypass Valve


Object Number: 219805  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

239

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