GM Service Manual Online
For 1990-2009 cars only

Bank 1, Knock Sensor


Object Number: 95764  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

DK BLU

496

Knock Sensor Signal 1

Camshaft Position (CMP) Sensor


Object Number: 68730  Size: CH

Connector Part Information

    • 12110293
    • 3-Way F Metric-Pack 150.2 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

812

Reference Voltage Feed - 12 Volts

B

BLK

633

Camshaft Position Sensor Signal

C

BLK

407

Sensor Return

Crankshaft Position (CKP) Sensor (7X)


Object Number: 232831  Size: CH

Connector Part Information

    • 12162194
    • 2-Way F Metric-Pack 150.2 Series Pull to Seat Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

573

Crankshaft Position Sensor Signal

B

PPL

574

Crankshaft Position Sensor Return

Crankshaft Position (24X) Sensor


Object Number: 68730  Size: CH

Connector Part Information

    • 12110293
    • 3-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1867

Crankshaft Position Sensor Feed - 12 Volt Reference

B

LT BLU/BLK

647

Crankshaft Position Signal

C

YEL/BLK

1868

Crankshaft Position Sensor Return

Engine Coolant Temperature (ECT) Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • 12078090
    • 3-Way F Metric-Pack 150 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Manifold Absolute Temperature Sensor Return

B

YEL

410

Coolant Temperature Sensor Signal

C

DK GRN

135

Coolant Temperature Sensor Signal

Evaporative (EVAP) Emissions Canister Purge Solenoid Valve


Object Number: 35437  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

839

Fused Output - IGN 1

B

DK GRN/WHT

428

EVAP Canister Purge Valve Solenoid Output

Evaporative (EVAP) Emissions Canister Vent Solenoid Valve


Object Number: 35437  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

1539

Fused Output - IGN 1

B

WHT

1310

EVAP Canister Vent Valve Solenoid Output

Exhaust Gas Recirculation (EGR) Valve


Object Number: 287962  Size: CH

Connector Part Information

    • 15326389
    • 5-Way F Metric-Pack 150.2 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

435

Exhaust Gas Recirculation (EGR) Valve Control

B

BLK

2753

Sensor Return - EGR #1

C

BRN

1456

Exhaust Gas Recirculation (EGR) Pintle Position Signal

D

GRY

2702

Reference Voltage Feed - 5 Volt

E

RED

1676

Exhaust Gas Recirculation (EGR #1) Solenoid Feed

Fuel Injectors


Object Number: 258295  Size: CH

Connector Part Information

    • 12129140
    • 2-Way F Metric-Pack 280.1 Series Sealed Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fused Output - IGN 1

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 Resistor


Object Number: 333039  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metric-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1058

Fuel Pump Motor Feed, Secondary

B

GRY

120

Fuel Pump Motor Feed

Fuel Tank, C1


Object Number: 258300  Size: CH

Connector Part Information

    • 12160482
    • 4-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Gauge Sensor Signal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

350

Ground

D

BLK

452

Sensor Ground

Fuel Tank, C2


Object Number: 62453  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

452

PCM Sensor Ground

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY/BLK

474

5 Volt Reference

Heated Oxygen Sensor 1 (HO2S 1)


Object Number: 280761  Size: CH

Connector Part Information

    • 12160482
    • 4-Way F Metric-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

1050

Ground

D

PNK

839

Fused Output - IGN 1

Heated Oxygen Sensor 2 (HO2S 2)


Object Number: 280761  Size: CH

Connector Part Information

    • 12160825
    • 4-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

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

B

PPL/WHT

1668

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

C

BLK

1050

Ground

D

PNK

839

Fused Output - IGN 1

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • 12162190
    • 4-Way F Metri-Pack 150.2 Series Pull to Seat (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 (ICM), C1


Object Number: 40442  Size: CH

Connector Part Information

    • 12162261
    • 6-Way F Metric-Pack 150.2 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/BLK

424

Bypass Control

B

WHT

423

Ignition Control

C

WHT

121

Tachometer Signal

D

--

--

Not Used

E

PPL/WHT

430

3X Reference Signal

F

RED/BLK

453

Reference Low

Ignition Control Module (ICM), C2


Object Number: 237066  Size: CH

Connector Part Information

    • 12162194
    • 2-Way F Metric-Pack 150.2 Series Pull to Seat Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

51

Ground - Clean

B

PNK

239

Fuse Output - Ignition 1

Ignition Control Module (ICM), C3


Object Number: 73223  Size: CH

Connector Part Information

    • 12162184
    • 3-Way F Metric-Pack 150.2 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

573

Crankshaft Position (CKP) Sensor Signal

B

--

--

Not Used

C

PPL

574

Crankshaft Position (CKP) Sensor Return

Initial Air Temperature (IAT) Sensor


Object Number: 68719  Size: CH

Connector Part Information

    • 12162199
    • 2-Way F Metric-Pack 150.2 Series, Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Sensor Return - Induction Air Temperature

B

TAN

472

Manifold Absolute Temperature Sensor Signal

Inside Air Temperature Sensor


Object Number: 232831  Size: CH

Connector Part Information

    • 12162199
    • 2-Way F Metric-Pack 150.2 Series, Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Fused Output - Battery Feed

B

TAN

472

Manifold Absolute Temperature Sensor Signal

Manifold Absolute Pressure (MAP) Sensor


Object Number: 280779  Size: CH

Connector Part Information

    • 12020403
    • 3-Way Weather-Pack Tower (GRN)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Manifold Absolute Pressure Sensor Return

B

LT GRN

432

MAP Sensor Signal

C

GRY

416

Reference Feed - 5 Volts

Mass Air Flow (MAF) Sensor


Object Number: 62453  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

YEL

492

MAF Sensor Signal

B

BLK/WHT

451

PCM Ground

C

PNK

839

Fused Output - IGN 1

Park/Neutral Position (PNP) Switch, C1


Object Number: 68780  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

ORN

840

Fused Battery Feed

C

LT GRN

275

Transaxle Range Switch Feed - PARK

D

BLK/WHT

451

Sensor Ground

E

PPL

806

Fused IGN 0 Feed

F

LT GRN

24

Backup Lamp Feed

G

YEL

575

Park/Neutral Feed to Theft Deterrent Relay

Park/Neutral Position (PNP) Switch, C2


Object Number: 40412  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

WHT

776

Transaxle Range Switch Signal - Parity BIT

B

YEL

772

Transaxle Range Switch Signal - 2 BIT

C

GRY

773

Transaxle Range Switch Signal - 3 BIT

D

BLK/WHT

771

Transaxle Range Switch Signal - 1 BIT

Secondary Air Injection Reaction (AIR) Pump Motor


Object Number: 365990  Size: CH

Connector Part Information

    • 12191968
    • 2-Way F Metric-Pack 280 Series Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

78

Air Injector Reaction Pump Motor Feed

B

BLK

1250

Ground

Secondary Air Injection Reaction (AIR) Pump Relay


Object Number: 535912  Size: CH

Connector Part Information

    • 12129716
    • 4-Way F Metric-Pack 280 Series Flexlock (GRY)

Pin

Wire Color

Circuit No.

Function

30

ORN

3040

Fuse Output - Battery

85

PNK

739

Fuse Output - Ignition 1

86

BRN

436

Air Injection Reaction Pump Motor Relay Output - Coil

87

RED

78

Air Injection Reaction Pump Motor Feed

Secondary Air Injection Valve Solenoid


Object Number: 35437  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

739

Fuse Output - Ignition 1

B

PNK/BLK

429

Air Injection Reaction Solenoid Output

Throttle Position Sensor


Object Number: 68730  Size: CH

Connector Part Information

    • 12110192
    • 3-Way F Metric-Pack 150 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

2701

Reference Voltage Feed - 5 Volts - Throttle Position Sensor

B

BLK

2752

Sensor Return - Throttle Position Sensor

C

DK BLU

417

Throttle Position Sensor Signal

Vehicle Speed Sensor (VSS)


Object Number: 232831  Size: CH

Connector Part Information

    • 15336004
    • 2-Way F Metric-Pack 150.2 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

401

Vehicle Speed Sensor Return

B

YEL

400

Vehicle Speed Sensor Signal