GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2000 🢒 Regal 🢒 Body and Accessories 🢒 Lighting Systems 🢒 Engine Controls Connector End Views
Table 1: Crankshaft Position (CKP) Sensor (7X)
Table 2: Crankshaft Position (CKP) Sensor (24X)
Table 3: Engine Coolant Level Indicator Module
Table 4: Engine Coolant Temperature (ECT) Sensor
Table 5: Engine Oil Pressure Indicator Switch
Table 6: Emission Evaporative (EVAP) Canister Purge Solenoid Valve
Table 7: Emission Evaporative (EVAP) Canister Vent Solenoid Valve
Table 8: Exhaust Gas Recirculation (EGR) Valve
Table 9: Fuel Injectors
Table 10: Fuel Pump Resistor
Table 11: Fuel Tank Pressure Sensor, C2
Table 12: Fuel Tank, C1
Table 13: Heated Oxygen Sensor 1 (HO2S1)
Table 14: Heated Oxygen Sensor (HO2S 2) Sensor 2
Table 15: Idle Air Control (IAC) Valve
Table 16: Ignition Control Module (ICM)
Table 17: Intake Air Temperature Sensor
Table 18: Manifold Absolute Pressure (MAP) Sensor (w/RPO L67)
Table 19: Mass Air Flow (MAF) Sensor
Table 20: Performance Shift Switch
Table 21: Secondary Air Injection Reaction (A.I.R.) Pump Motor
Table 22: Supercharger Bypass Valve (w/RPO L36)
Table 23: Throttle Position Sensor
Table 24: Park/Netual Position Switch, C1
Table 25: Park/Neutral Position Switch, C2
Table 26: Vehicle Speed Sensor (VSS)

Crankshaft Position (CKP) Sensor (7X)


Object Number: 237066 Size: CH

Connector Part Information
    • 12192194
    • Metric-Pack 150.2 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

573

Crankshaft Position Sensor Signal

B

PPL

574

Crankshaft Position Sensor Return

Crankshaft Position (CKP) Sensor (24X)


Object Number: 280765 Size: CH

Connector Part Information
    • 12162834
    • 4-Way F Metric-Pack 150.2 Series Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1800

Camshaft Position Sensor Sync Signal

B

YEL

573

Crankshaft Position Sensor 7X Reference Signal - High

C

BLK/WHT

836

Camshaft Position Sensor Ground

D

WHT/BLK

644

Reference Voltage Feed

Engine Coolant Level Indicator Module


Object Number: 73223 Size: CH

Connector Part Information
    • 12162186
    • 3-Way F Metri-Pack 150.1 Series, Pull to Seat, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

YEL/BLK

68

Low Coolant Level Indicator Lamp Output

C

BLK

1350

Ground

Engine Coolant Temperature (ECT) Sensor


Object Number: 258299 Size: CH

Connector Part Information
    • 12162226
    • 3-Way F Metric-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK

2761

Sensor Return

B

YEL

410

Coolant Temperature Sensor Signal

C

--

--

Not Used

Engine Oil Pressure Indicator Switch


Object Number: 516616 Size: CH

Connector Part Information
    • 12065400
    • 4-Way F Metri-Pack 150 Series Sealed (GRN)

Pin

Wire Color

Circuit No.

Function

A

TAN/BLK

231

Oil Pressure Switch Signal

B

BLK/WHT

451

Ground - Clean

C-D

--

--

Not Used

Emission Evaporative (EVAP) 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

339

Fused Output - IGN 1

B

DK GRN/WHT

428

EVAP Canister Purge Valve Solenoid Output

Emission Evaporative (EVAP) 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

339

Fused Output - IGN 1

B

DK GRN/WHT

1310

EVAP Canister Vent Valve Solenoid Output

Exhaust Gas Recirculation (EGR) Valve


Object Number: 68773 Size: CH

Connector Part Information
    • 12186056
    • 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 - EGR 1

E

WHT

257

Fused Ignition 1 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 Pressure Sensor, C2


Object Number: 62453 Size: CH

Connector Part Information
    • 12052644
    • 3-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Fuel Sensor Ground

B

DK GRN

890

Fuel Tank Pressure Signal

C

GRY/BLK

416

5 Volt Sensor 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

30

Fuel Gauge Sensor Signal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

650

Ground

D

BLK/WHT

651

PCM Sensor Ground

Heated Oxygen Sensor 1 (HO2S1)


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 1 (HO2S 1) Low

B

PPL

412

Heated Oxygen Sensor 1 (HO2S 1) Signal

C

BLK

1050

Ground

D

BRN

839

Fused Output - IGN 1

Heated Oxygen Sensor (HO2S 2) Sensor 2


Object Number: 280761 Size: CH

Connector Part Information
    • 12160485
    • 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 Metric-Pack 150.2 Series Pull to Seat (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 (ICM)


Object Number: 302002 Size: CH

Connector Part Information
    • 12124379
    • 14-Way F Metric-Pack 150.2 Series Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

WHT

423

Ignition Control Signal

B

TAN/BLK

424

Bypass Signal

C

LT BLU/BLK

647

18X Reference

D

PPL/WHT

430

3X Reference

E

WHT

121

Tachometer Signal

F

BLK

630

Camshaft Position (CMP) Signal Output

G

YEL

573

Crankshaft Position (CKP) 7X Signal

H

LT BLU/WHT

1800

CKP Sync Signal

J

BRN/WHT

633

CMP Sensor Signal

K

BLK/WHT

451

PCM Ground

L

RED/BLK

453

Reference Low Signal

M

BLK/WHT

836

CMP/CKP Sensor Ground

N

WHT/BLK

644

Reference Voltage Feed

P

PNK

239

Fussed Output - IGN 1

Intake 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 (w/RPO L67)


Object Number: 68740 Size: CH

Connector Part Information
    • 12129946
    • 3-Way M Metric-Pack 150 Series 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 Voltage Feed - 12 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

339

Fused Output - IGN 1

Performance Shift Switch


Object Number: 35441 Size: CH

Connector Part Information
    • 12047663
    • 2-Way M Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1493

Transmission Shift Select Indicator Lamp Output - Performance

B

BLK

1550

Ground

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


Object Number: 365990 Size: CH

Connector Part Information
    • 12191968
    • 2-Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

78

Air Injection Reaction Pump Motor Feed

B

BLK

1250

Ground

Supercharger Bypass Valve (w/RPO L36)


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

339

Fused Output - IGN 1

B

GRY

1724

Supercharger Boost Solenoid Output

Throttle Position Sensor


Object Number: 491634 Size: CH

Connector Part Information
    • 12110293
    • 3-Way F Metric-Pack 150 Series Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

2752

Ground

B

BLK

2701

Fused Output - Battery

C

GRY

417

Throttle Position Sensor Signal

Park/Netual Position 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

ORN/BLK

434

P/N Input

B-C

--

--

Not Used

D

BLK

1050

Ground

E

PPL

6

Crank Relay Output - Coil

F

--

--

Not Used

G

YEL

1737

Crank Relay Output

Park/Neutral Position 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

Vehicle Speed Sensor (VSS)


Object Number: 523630 Size: CH

Connector Part Information
    • 15336004
    • 2-Way F 150 GT Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

401

Vehicle Speed Sensor Return

B

YEL

400

Vehicle Speed Sensor Signal