GM Service Manual Online
For 1990-2009 cars only

Knock Sensor (KS) 1


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

Bank 2 Knock Sensor (KS)


Object Number: 439508  Size: CH

Connector Part Information

    • 12065172
    • 1 Way F Metric-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1876

Knock Sensor Signal-2

Crankshaft Position Sensor (7X)


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

YEL

573

Crankshaft Position Sensor Signal

B

PPL

574

Crankshaft Position Ssensor Return

Camshaft Position Sensor


Object Number: 491634  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

RED/WHT

812

Reference Voltage Feed-12 Volts

B

BRN/WHT

633

Camshaft Position Sensor Signal

C

BLK

407

Camshaft Position Sensor Return

Engine Coolant Temperature (ECT) Sensor


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

2761

ECT Sensor Ground

B

YEL

410

ECT Sensor Signal

Engine Oil Level Sensor


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

BRN

1174

Oil Level Sensor Signal

B

BLK/WHT

451

PCM-Ground

Engine Oil Pressure Indicator Switch


Object Number: 516616  Size: CH

Connector Part Information

    • 12065400
    • 2 Way F Metric-Pack 150 Series Sealed (GRN)

Pin

Wire Color

Circuit No.

Function

A

TAN/BLK

231

Oil Pressure Switch Signal

B

BLK/WHT

451

PCM-Ground

EVAP Emission Canister Purge Valve Solenoid


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

739

Fuse Output-IGN 1

B

DK GRN/WHT

428

Canister Purge Solenoid Output

Evaporative Emission Canister Vent Valve Solenoid


Object Number: 35437  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PNK

239

Fuse Output-IGN 1

B

WHT

1310

Canister Vent Valve Solenoid Output

Exhaust Gas Recirclulatiuon (EGR) Valve


Object Number: 594477  Size: CH

Connector Part Information

    • 15326389
    • 5 Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

435

EGR Solenoid Output

B

BLK

2753

Sensor Return

C

BRN

1456

EGR Solenoid Position Signal

D

GRY

2702

Reference Voltage Feed- 5 Volts

E

RED

1676

EGR Solenoid Feed

Fuel Injector 1


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

BLK

1744

Fuel Injector 1 Output

Fuel Injector 2


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

LT GRN/BLK

1745

Fuel Injector 2 Output

Fuel Injector 3


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

PNK/BLK

1746

Fuel Injector 3 Output

Fuel Injector 4


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

LT BLU/BLK

844

Fuel Injector 4 Output

Fuel Injector 5


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

BLK/WHT

845

Fuel Injector 5 Output

Fuel Injector 6


Object Number: 334635  Size: CH

Connector Part Information

    • 15326179
    • 2 Way F Metric-Pack 64 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

639

Fuse Output-IGN 1

B

YEL/BLK

846

Fuel Injector 6 Output

Fuel Tank Pressure (FTP) Sensor, C2


Object Number: 516611  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

808

Fuel gauge Sensor Ground

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY/BLK

2709

Reference Voltage Feed-5 Volts

Fuel Tank, C1


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 Gage Sensor Signal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

1850

Ground

D

BLK/WHT

808

Sensor Return

Heated Oxygen Sensor (HO2S2) 2


Object Number: 280761  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

Oxygen Sensor Return

B

PPL/WHT

1668

Oxygen Sensor Return

C

BLK

350

Ground

D

PNK

1039

Fuse Output-IGN 1

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • 12162190
    • 4 Way F Metric-Pack 150.2 Sealed Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

444

Idle Air Control Valve Motor Feed-COIL B-LOW

B

LT GRN/WHT

1749

Idle Air Control Valve Motor Feed-COIL B-HIGH

C

LT BLU/BLK

1748

Idle Air Control Valve Motor Feed -COIL A-LOW

D

LT BLU/WHT

1747

Idle Air Control Valve Motor Feed-COIL A-HIGH

Ignition Control Module (ICM), C1


Object Number: 40442  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

TAN/BLK

424

Electric Spark Timing Bypass Signal

B

WHT

423

Electric Spark Timing Control Signal

C-D

--

--

Not Used

E

PPL/WHT

430

Electric Spark Timing-HIGH

F

RED/BLK

453

Electric Spark Timing-LOW

Ignition Control Module (ICM), C2


Object Number: 237066  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

350

Ground

B

PNK

539

Fuse Output-IGN 1

Intake Air Temperature Sensor


Object Number: 68719  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Ground

B

TAN

472

Manifold Absolute Temperature Sensor Signal

Manifold Air Pressure (MAP) Sensor


Object Number: 68740  Size: CH

Connector Part Information

    • 12129946
    • 3 Way F Metric Pack 150 Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

MAP Sensor Return

B

LT GRN

432

MAP Sensor Signal

C

GRY

2704

Reference Signal-5 Volt-MAP Sensor

Mass Air Flow (MAF) Sensor


Object Number: 516611  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

YEL

492

Mass Air Flow Sensor Signal

B

BLK/WHT

451

Engine Control Module Ground

C

PNK

739

Fuse Output-IGN 1

Park Nuetral Position (PNP) Switch 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

P/N Input

B

ORN

840

Fused Output-Battery

C

--

--

Not Used

D

BLK

1050

Ground

E

PPL

6

Starter Solenoid Feed

F

LT GRN

24

Backup Lamp Feed

G

YEL

1737

P/N Output

Secondary Air Injection Reaction (A.I.R.)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 Injection Reaction Pump Motor Feed

B

BLK

250

Ground

Second Air Injection Blower Valve (A.I.R.) 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-IGN 1

B

PNK/BLK

429

Air Injector Reaction Solenoid Output

Throttle Position Sensor


Object Number: 491634  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

2752

Throttle Position Sensor Return

B

DK BLU

417

TP Sensor Signal

C

GRY

2701

Reference-5 Volts-A/C Pressure Sensor