GM Service Manual Online
For 1990-2009 cars only
Connector 1: Accelerator Pedal Position (APP) Sensor
Connector 2: Camshaft Position (CMP) Sensor
Connector 3: Clutch Switch
Connector 4: Crankshaft Position (CKP) Sensor
Connector 5: Engine Coolant Temperature (ECT) Sensor
Connector 6: Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
Connector 7: Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
Connector 8: Exhaust Gas Recirculation (EGR) Valve
Connector 9: Fuel Injector 1
Connector 10: Fuel Injector 2
Connector 11: Fuel Injector 3
Connector 12: Fuel Injector 4
Connector 13: Fuel Injector 5
Connector 14: Fuel Injector 6
Connector 15: Fuel Pump
Connector 16: Fuel Tank Pressure (FTP) Sensor
Connector 17: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
Connector 18: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
Connector 19: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Connector 20: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
Connector 21: Ignition Coil Module 1
Connector 22: Ignition Coil Module 2
Connector 23: Ignition Coil Module 3
Connector 24: Ignition Coil Module 4
Connector 25: Ignition Coil Module 5
Connector 26: Ignition Coil Module 6
Connector 27: Intake Air Temperature (IAT) Sensor
Connector 28: Intake Manifold Tuning Valve Solenoid
Connector 29: Knock Sensor (KS) 1
Connector 30: Knock Sensor (KS) 2
Connector 31: Manifold Absolute Pressure (MAP) Sensor
Connector 32: Mass Air Flow (MAF) Sensor
Connector 33: Rough Road Wheel Speed Sensor
Connector 34: Throttle Body

Accelerator Pedal Position (APP) Sensor


Object Number: 1468516  Size: CH

Connector Part Information

  • OEM: AMP 174923
  • Service: N/A
  • Description: 6-Way F (BK)

Accelerator Pedal Position (APP) Sensor

Pin

Wire Color

Circuit No.

Function

1

BN

--

5-Volt Reference 1

2

WH/BK

--

5-Volt Reference 2

3

BN

--

Low Reference

4

BU

--

APP Sensor 1 Signal

5

PU

--

Low Reference

6

L-BU

--

APP Sensor 2 Signal

Camshaft Position (CMP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

  • OEM: AMP 85205-1
  • Service: N/A
  • Description: 3-Way F JR Power Timer 3P Hsg Assembly (BK)

Camshaft Position (CMP) Sensor

Pin

Wire Color

Circuit No.

Function

1

BN/WH

--

Camshaft Position (CMP) Sensor Signal

2

PK/BK

--

Low Reference

3

PK

--

Ignition 1 Voltage

Clutch Switch


Object Number: 1467114  Size: CH

Connector Part Information

  • OEM: PE 107545
  • Service: N/A
  • Description: Delphi Micro HVT 4-Way F

Clutch Switch

Pin

Wire Color

Circuit No.

Function

1-2

--

--

Not Used

3

YE

--

Clutch Switch Signal

4

BK

--

Ground

Crankshaft Position (CKP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

  • OEM: AMP 85205-1
  • Service: N/A
  • Description: 3-Way F JR Power Timer 3P Hsg Assembly (BK)

Crankshaft Position (CKP) Sensor

Pin

Wire Color

Circuit No.

Function

1

YE/BK

--

Crankshaft Position (CKP) Sensor Signal

2

BU/WH

--

Low Reference

3

BN/WH

--

Ground

Engine Coolant Temperature (ECT) Sensor


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AK 0442
  • Service: N/A
  • Description: 2-Way Connector F (BK)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire Color

Circuit No.

Function

1

YE

--

Engine Coolant Temperature (ECT) Sensor Signal

2

BK/WH

--

Ground

Evaporative Emissions (EVAP) Canister Purge Solenoid Valve


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Ass'y (BK)

Evaporative Emissions (EVAP) Canister Purge Solenoid Valve

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

D-GN/WH

--

EVAP Canister Purge Valve Solenoid Control

Evaporative Emissions (EVAP) Canister Vent Solenoid Valve


Object Number: 1481266  Size: CH

Connector Part Information

  • OEM: AK 32229
  • Service: N/A
  • Description: 2-Way F (BN)

Evaporative Emissions (EVAP) Canister Vent Solenoid Valve

Pin

Wire Color

Circuit No.

Function

A

PU

--

EVAP Canister Vent Solenoid Control

B

PK/BK

--

Ignition 1 Voltage

Exhaust Gas Recirculation (EGR) Valve


Object Number: 684863  Size: CH

Connector Part Information

  • OEM: PED 12129946
  • Service: N/A
  • Description: 5-Way F Metri-Pack 150 Series, Sealed (GY)

Exhaust Gas Recirculation (EGR) Valve

Pin

Wire Color

Circuit No.

Function

A

GY

--

Exhaust Gas Recirculation (EGR) Solenoid Control

B

BN

--

Low Reference

C

GY

--

Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal

D

OG/BK

--

5-Volt Reference

E

PK

--

Ignition 1 Voltage

Fuel Injector 1


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 1

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

BN

--

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 2

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

L-GN/BK

--

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 3

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

PK/BK

--

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 4

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

L-BU/BK

--

Fuel Injector 4 Control

Fuel Injector 5


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 5

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

BN/WH

--

Fuel Injector 5 Control

Fuel Injector 6


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Assembly (BK)

Fuel Injector 6

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

YE/BK

--

Fuel Injector 6 Control

Fuel Pump


Object Number: 1468528  Size: CH

Connector Part Information

  • OEM: KAFUS B06009A
  • Service: N/A
  • Description: 6-Way F

Fuel Pump

Pin

Wire Color

Circuit No.

Function

1

D-BU

--

Low Fuel Indicator Signal

2

BK

--

Ground

3

GY

--

Fuel Pump Supply Voltage

4

PK

--

Ignition 1 Voltage

5

YE

--

Fuel Level Sensor Signal

6

BN

--

Low Reference 2.5L

PU

--

Low Reference 2.0Ll

Fuel Tank Pressure (FTP) Sensor


Object Number: 1497773  Size: CH

Connector Part Information

  • OEM: AK 32311
  • Service: N/A
  • Description: 3-Way Connector F (BK)

Fuel Tank Pressure (FTP) Sensor

Pin

Wire Color

Circuit No.

Function

1

BK

--

Low Reference

2

D-GN

--

Fuel Tank Pressure (FTP) Signal

3

GY

--

5-Volt Reference

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


Object Number: 1466979  Size: CH

Connector Part Information

  • OEM: AMP 174257-2
  • Service: N/A
  • Description: 4-Way M 070 Series Econoseal J MK-2 Plug Assembly 4P (BK)

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1

Pin

Wire Color

Circuit No.

Function

1

PU/WH

--

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Signal

2

PK

--

Ignition 1 Voltage

3

GN/WH

--

Low Reference

4

GY

--

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Heater Control

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2


Object Number: 1468381  Size: CH

Connector Part Information

  • OEM: KUM PB 625-04027
  • Service: N/A
  • Description: 4-Way F NMWP 02F-B Ass'y (BK)

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2

Pin

Wire Color

Circuit No.

Function

1

GN/WH

--

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Signal

2

PK

--

Ignition 1 Voltage

3

BU/WH

--

Low Reference

4

GY/WH

--

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Heater Control

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1


Object Number: 1466979  Size: CH

Connector Part Information

  • OEM: AMP 174257-2
  • Service: N/A
  • Description: 4-Way M 070 Series Econoseal J MK-2 Plug Ass'y 4P (BK)

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1

Pin

Wire Color

Circuit No.

Function

1

PU

--

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Signal

2

PK

--

Ignition 1 Voltage

3

GN

--

Low Reference

4

L-GN/WH

--

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Heater Control

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2


Object Number: 1468381  Size: CH

Connector Part Information

  • OEM: KUM PB 625-04027
  • Service: N/A
  • Description: 4-Way F NMWP 02F-B Ass'y (BK)

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2

Pin

Wire Color

Circuit No.

Function

1

BN

--

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Signal

2

PK

--

Ignition 1 Voltage

3

BU

--

Low Reference

4

L-GN

--

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Heater Control

Ignition Coil Module 1


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 1

Pin

Wire Color

Circuit No.

Function

A

PU

--

Ignition Coil 1 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Ignition Coil Module 2


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 2

Pin

Wire Color

Circuit No.

Function

A

OG

--

Ignition Coil 2 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Ignition Coil Module 3


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 3

Pin

Wire Color

Circuit No.

Function

A

YE

--

Ignition Coil 3 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Ignition Coil Module 4


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 4

Pin

Wire Color

Circuit No.

Function

A

BU

--

Ignition Coil 4 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Ignition Coil Module 5


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 5

Pin

Wire Color

Circuit No.

Function

A

GN

--

Ignition Coil 5 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Ignition Coil Module 6


Object Number: 1497775  Size: CH

Connector Part Information

  • OEM: AK 32325
  • Service: N/A
  • Description: 3-Way Connector F (GY)

Ignition Coil Module 6

Pin

Wire Color

Circuit No.

Function

A

GY

--

Ignition Coil 6 Control

B

BK

--

Ground

C

PK/BK

--

Ignition 1 Voltage

Intake Air Temperature (IAT) Sensor


Object Number: 1467003  Size: CH

Connector Part Information

  • OEM: AMP 85202-1
  • Service: N/A
  • Description: 2-Way F JR Power Timer 2P Hsg Ass'y (BK)

Intake Air Temperature (IAT) Sensor

Pin

Wire Color

Circuit No.

Function

1

L-BU

--

Intake Air Temperature (IAT) Sensor Signal

2

YE/BK

--

Low Reference

Intake Manifold Tuning Valve Solenoid


Object Number: 1466982  Size: CH

Connector Part Information

  • OEM: AMP 174352-2
  • Service: N/A
  • Description: 2-Way F Econoseal J Mark II + Connector Plug Housing (BK)

Intake Manifold Tuning Valve Solenoid

Pin

Wire Color

Circuit No.

Function

1

PK

--

Ignition 1 Voltage

2

WH/BK

--

Intake Manifold Tuning Valve Solenoid Control

Knock Sensor (KS) 1


Object Number: 1466993  Size: CH

Connector Part Information

  • OEM: AMP 368215-1
  • Service: N/A
  • Description: 3-Way F JPT 3P Ass'y for Knock Sensor (GY)

Knock Sensor (KS) 1

Pin

Wire Color

Circuit No.

Function

1

PU/WH

--

Knock Sensor (KS) 1 Signal

2

YE/BK

--

Low Reference

3

GY

--

Shield Ground

Knock Sensor (KS) 2


Object Number: 1466993  Size: CH

Connector Part Information

  • OEM: AMP 368215-1
  • Service: N/A
  • Description: 3-Way F JPT 3P Ass'y for Knock Sensor (GY)

Knock Sensor (KS) 2

Pin

Wire Color

Circuit No.

Function

1

BU/WH

--

Knock Sensor (KS) 2 Signal

2

YE/BK

--

Low Reference

3

GY

--

Shield Ground

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840  Size: CH

Connector Part Information

  • OEM: PED 12129946
  • Service: N/A
  • Description: 3-Way F Metri-Pack 150 Series, Sealed (GY)

Manifold Absolute Pressure (MAP) Sensor

Pin

Wire Color

Circuit No.

Function

A

BN

--

Low Reference

B

L-GN

--

Manifold Absolute Pressure (MAP) Sensor Signal

C

OG/BK

--

5-Volt Reference

Mass Air Flow (MAF) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

  • OEM: AMP 85205-1
  • Service: N/A
  • Description: 3-Way F JR Power Timer 3P Hsg Ass'y (BK)

Mass Air Flow (MAF) Sensor

Pin

Wire Color

Circuit No.

Function

1

GY/BK

--

Low Reference

2

YE

--

Mass Air Flow (MAF) Sensor Signal

3

PK

--

Ignition 1 Voltage

Rough Road Wheel Speed Sensor


Object Number: 537107  Size: CH

Connector Part Information

  • OEM: PED 12052644
  • Service: N/A
  • Description: 2-Way F Metri-Pack 150 Series, Sealed (L-GY)

Rough Road Wheel Speed Sensor

Pin

Wire Color

Circuit No.

Function

A

BK

--

Ground

B

L-GN

--

Rough Road Wheel Speed Sensor Signal

Throttle Body


Object Number: 1468528  Size: CH

Connector Part Information

  • OEM: KAFUS B06009A
  • Service: N/A
  • Description: 6-Way F

Throttle Body

Pin

Wire Color

Circuit No.

Function

1

GY

--

5-Volt Reference 3

2

PU

--

Throttle Position (TP) Sensor 2 Signal

3

BK

--

Low Reference

4

BU

--

Throttle Position (TP) Sensor 1 Signal

5

BU

--

TAC Motor Control  1

6

L-BU

--

TAC Motor Control  2