GM Service Manual Online
For 1990-2009 cars only
Table 1: Camshaft Position (CMP) Sensor
Table 2: Crankshaft Position (CKP) Sensor
Table 3: Engine Coolant Temperature (ECT) Sensor
Table 4: Evaporative Emission (EVAP) Canister Purge Solenoid
Table 5: Evaporative Emission (EVAP) Canister Vent Solenoid
Table 6: Fuel Pump and Sender Connector
Table 7: Fuel Tank Pressure (FTP) Sensor
Table 8: Heated Oxygen Sensor (HO2S), Bank 1 Sensor 2
Table 9: Idle Air Control (IAC) Valve
Table 10: Ignition Control Module (ICM) Connector C1
Table 11: Ignition Control Module (ICM) Connector C2
Table 12: Intake Air Temperature (IAT) Sensor
Table 13: Knock Sensor (KS)
Table 14: Manifold Absolute Pressure (MAP) Sensor
Table 15: Oxygen Sensor (O2S), Bank 1 Sensor 1
Table 16: Secondary Air Injection (AIR) Pump Connector C1 (w/ California Emissions)
Table 17: Secondary Air Injection (AIR) Pump Connector C2 (w/ California Emissions)
Table 18: Throttle Position (TP) Sensor
Table 19: Vehicle Speed Sensor (VSS)

Camshaft Position (CMP) Sensor


Object Number: 68740  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

RED

631

12 Volt Reference

B

PNK/BLK

632

Low Reference

C

BRN/WHT

633

CMP Sensor Signal

Crankshaft Position (CKP) Sensor


Object Number: 232831  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

YEL

573

CKP Sensor Signal

B

PPL

574

Low Reference

Engine Coolant Temperature (ECT) Sensor


Object Number: 232831  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

BRN

718

Low Reference

B

YEL

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid


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 Vent Solenoid


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

Fuel Pump and Sender Connector


Object Number: 747727  Size: CH

Connector Part Information

    • 15324787
    • 4-Way F Apex

Pin

Wire Color

Circuit No.

Function

1

BLK

1750

Ground

2

PPL

1589

Fuel Level Sensor Signal (Primary)

3

GRY

120

Fuel Pump Supply Voltage

4

ORN/BLK

510

Low Reference

Fuel Tank Pressure (FTP) 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

ORN/BLK

510

Fuel Sender Return

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY

705

5 Volt Reference

Heated Oxygen Sensor (HO2S), Bank 1 Sensor 2


Object Number: 280761  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

H02S Low Signal

B

PPL/WHT

1668

H02S High Signal

C

BLK

350

Ground

D

PNK

539

Ignition 1 Voltage

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • 12162190
    • 4-Way M Metri-Pack 150.2 Series, Pull-to-Seat (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 Control Module (ICM) Connector C1


Object Number: 362743  Size: CH

Connector Part Information

    • 15324297
    • 2-Way F Metri-Pack 150, 630 Series, Pull-to-Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

451

Ground

B

PNK

439

Ignition 1 Voltage

Ignition Control Module (ICM) Connector C2


Object Number: 40442  Size: CH

Connector Part Information

    • 12162260
    • 6-Way F Metri-Pack 150.2 Series, Pull to Seat(BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

574

Low reference

B

WHT

423

IC Timing Control

C

ORN

406

IC Timing Control

D

PPL/WHT

430

Low Resolution Engine Speed Signal

E

YEL

573

CKP Sensor Signal

F

RED/BLK

453

Low Reference

Intake Air Temperature (IAT) Sensor


Object Number: 68719  Size: CH

Connector Part Information

    • 12162198
    • 2-Way F Metri-Pack 150.2 Series, Sealed, Pull-to-Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

TAN

472

IAT Sensor Signal

B

GRY

720

Low Reference

Knock Sensor (KS)


Object Number: 95764  Size: CH

Connector Part Information

    • 12176800
    • 1-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

1

DK BLU

496

KS Signal

Manifold Absolute Pressure (MAP) Sensor


Object Number: 68740  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

1704

Low Reference

B

LT GRN

432

MAP Sensor Signal

C

GRY

474

5 Volt Reference

Oxygen Sensor (O2S), Bank 1 Sensor 1


Object Number: 523630  Size: CH

Connector Part Information

    • 15326801
    • 1-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

413

O2S Low Signal

B

PPL

412

O2S High Signal

Secondary Air Injection (AIR) Pump Connector C1 (w/ California Emissions)


Object Number: 35437  Size: CH

Connector Part Information

    • 12052641
    • 2-Way M Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK/BLK

415

Air Injection Reaction Solenoid Feed

B

BLK

1550

Ground

Secondary Air Injection (AIR) Pump Connector C2 (w/ California Emissions)


Object Number: 523630  Size: CH

Connector Part Information

    • 15326679
    • 2-Way F GT 280 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

78

Air Pump Supply Voltage

B

BLK

1550

Ground

Throttle Position (TP) Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • 12110192
    • 3-Way F Micro-Pack 150 Series, Sealed, Pull-to-Seat (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

Vehicle Speed Sensor (VSS)


Object Number: 232831  Size: CH

Connector Part Information

12162194

2-Way F Metri-Pack 150.2 Series Sealed P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

821

VSS High Signal

B

LT GRN/BLK

822

VSS Low Signal