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 Valve
Table 5: Exhaust Gas Recirculation (EGR) Valve
Table 6: Fuel Injector 1
Table 7: Fuel Injector 2
Table 8: Fuel Injector 3
Table 9: Fuel Injector 4
Table 10: Fuel Pump/Sender
Table 11: Heated Oxygen Sensor (HO2S) 1
Table 12: Heated Oxygen Sensor (HO2S) 2
Table 13: Idle Air Control (IAC) Valve
Table 14: Ignition Coil (IC) Module
Table 15: Intake Air Temperature (IAT) Sensor
Table 16: Knock Sensor (KS)
Table 17: Manifold Absolute Pressure (MAP) Sensor
Table 18: Octane Selection Switch
Table 19: Rough Road Sensor
Table 20: Throttle Position (TP) Sensor

Camshaft Position (CMP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

L-BU/BK

1748

Camshaft Position (CMP) Sensor Signal

2

BK/WH

51

Ground

3

BN

1733

Ignition 1 Voltage

Crankshaft Position (CKP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

D-BU/WH

1869

Crankshaft Position (CKP) Sensor Signal

2

YE/BK

1868

Low Reference

3

BK/WH

51

Ground

Engine Coolant Temperature (ECT) Sensor


Object Number: 62426  Size: CH

Connector Part Information

    • PED 12040753
    • 2-Way F Metri-Pack 150 Series Sealed Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

L-GN

410

Engine Coolant Temperature (ECT) Sensor Signal

B

D-GN

808

Low Reference

Evaporative Emission (EVAP) Canister Purge Solenoid Valve


Object Number: 684795  Size: CH

Connector Part Information

    • PED 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire Color

Circuit No.

Function

A

WH

452

EVAP Canister Purge Valve Solenoid Control

B

BN

1733

Ignition 1 Voltage

Exhaust Gas Recirculation (EGR) Valve


Object Number: 1468386  Size: CH

Connector Part Information

    • PED 12110790
    • 5-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

D-BU

436

Exhaust Gas Recirculation (EGR) Valve Control

B

D-GN

813

Low Reference

C

D-GN

435

5-Volt Reference

D

D-GN/WH

416

Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal

E

BN

1733

Ignition 1 Voltage

Fuel Injector 1


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

1733

Ignition 1 Voltage

2

BN/BK

1747

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

1733

Ignition 1 Voltage

2

L-GN

1746

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

1733

Ignition 1 Voltage

2

BN/WH

1745

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

BN

1733

Ignition 1 Voltage

2

YE

1744

Fuel Injector 4 Control

Fuel Pump/Sender


Object Number: 1468528  Size: CH

Connector Part Information

    • AMP 936159-1
    • 6-Way F Fuel Pump 6POS Connector Assembly (BN)

Pin

Wire Color

Circuit No.

Function

1

GY

1936

Fuel Level Sensor Signal

2

BK

850

Ground

3

BN

1723

Fuel Pump Supply Voltage

4

BK

850

Ground

5

PU

172

Low Fuel Indicator Control

6

L-BU

1937

Low Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

WH

428

Heated Oxygen Sensor (HO2S) 1 Signal

B

D-BU/BK

429

Heated Oxygen Sensor (HO2S) 1 Low Reference

C

BN

50

Heated Oxygen Sensor (HO2S) 1 Heater Control

D

BN

1733

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN/BK

1670

Heated Oxygen Sensor (HO2S) 2 Low Reference

B

L-GN

413

Heated Oxygen Sensor (HO2S) 2 Signal

C

BN

1671

Heated Oxygen Sensor (HO2S) 2 Heater Control

D

BN

1733

Ignition 1 Voltage

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • PED 12040754
    • 4-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

415

Idle Air Control (IAC) B Low Control

B

L-GN

417

Idle Air Control (IAC) B High Control

C

WH/D-BU

533

Idle Air Control (IAC) A Low Control

D

L-GN

534

Idle Air Control (IAC) A High Control

Ignition Coil (IC) Module


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

423

Ignition Coil (IC) Timing Control 2 and 3

B

PK

539

Ignition 1 Voltage

C

WH

406

Ignition Coil (IC) Timing Control 1 and 4

Intake Air Temperature (IAT) Sensor


Object Number: 1467003  Size: CH

Connector Part Information

    • AMP 85202
    • 2-Way F JR Power Timer 2P Housing Assembly (BK)

Pin

Wire Color

Circuit No.

Function

1

L-BU

468

Intake Air Temperature (IAT) Sensor Signal

2

D-GN

808

Low Reference

Knock Sensor (KS)


Object Number: 1466993  Size: CH

Connector Part Information

    • AMP 368215-1
    • 3-Way F JPT 3P Ass'y for Knock Sensor (GY)

Pin

Wire Color

Circuit No.

Function

1

YE/BK

496

Knock Sensor (KS) Signal

2

D-BU/WH

1876

Low Reference

3

D-GN

808

Low Reference

Manifold Absolute Pressure (MAP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

WH

433

Low Reference

B

L-BU

432

Manifold Absolute Pressure (MAP) Sensor Signal

C

L-BU

469

5-Volt Reference

Octane Selection Switch


Object Number: 1467062  Size: CH

Connector Part Information

    • KET MG 620395
    • 3-Way M Series Sealed (WH)

Pin

Wire Color

Circuit No.

Function

1

GY

892

Octane Selection Switch

2

BK/WH

51

Ground

3

--

--

Not Used

Rough Road Sensor


Object Number: 73223  Size: CH

Connector Part Information

    • PED 12162185
    • 3-Way F Metri-Pack 150.2 Series Sealed Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU

1937

Low Reference

B

D-GN

602

Rough Road Sensor Signal w/o ABS

C

WH

1031

5-Volt Reference

Throttle Position (TP) Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • PED 12078090
    • 3-Way F Metri-Pack 150 Series (WH)

Pin

Wire Color

Circuit No.

Function

A

PU

427

5-Volt Reference

B

D-BU

426

Low Reference

C

WH

425

Throttle Position (TP) Sensor Signal