GM Service Manual Online
For 1990-2009 cars only
Connector 1: Clock
Connector 2: Instrument Panel Cluster (IPC) A
Connector 3: Instrument Panel Cluster (IPC) B
Connector 4: Instrument Panel Cluster (IPC) C
Connector 5: Engine Coolant Temperature (ECT) Sensor
Connector 6: Engine Oil Pressure Switch
Connector 7: Ignition Key Alarm Switch
Connector 8: Multifunction Alarm Module

Clock


Object Number: 1468525  Size: CH

Connector Part Information

  • OEM: 5557-08R
  • Service: N/A
  • Description: 8-Way F Mini-Fit Jr. Receptacle (WH)

Clock

Pin

Wire Color

Circuit No.

Function

1

OG

340

Battery Positive Voltage

2

BK

1050

Ground

3

D-BU/BK

2362

Outside Temperature Sensor Signal

4

D-GN

749

Security Indicator Control

5

PK/BK

239

Ignition 1 Voltage

6

PU

309

Right Park Lamp Supply Voltage

7

L-BU

2363

Outside Temperature Sensor Ground

8

BN/WH

817

Vehicle Speed Sensor (VSS) Signal

Instrument Panel Cluster (IPC) A


Object Number: 1468531  Size: CH

Connector Part Information

  • OEM: MG630774
  • Service: N/A
  • Description: 20-Way F A-Type (WH)

Instrument Panel Cluster (IPC) A

Pin

Wire Color

Circuit No.

Function

1

D-GN

238

Seat Belt Warning Switch

2

L-BU

122

Rear Fog Relay Signal

3

PU

156

Courtesy Lamp Control

PU

156

Courtesy Lamp Control (w/RKE)

4

OG

340

Battery Main Voltage

OG

340

Battery Main Voltage (RHD)

5

BN

27

Hazard Flasher Signal (LHD) (w/Hazard Warning)

6

--

--

Not Used

7

YE/D-GN

2158

Malfunction Indicator Lamp (MIL) Control

8

D-GN

867

ABS Failure Indicator Control

9

PU

172

Low Fuel Indicator Control

10

--

--

Not Used

11

D-BU

44

Instrument Panel Lamps Dimming Control

12

--

--

Not Used

13

PU

309

Right Park Lamp Supply Voltage

14

--

--

Not Used

15

WH

15

Right Turn Signal Lamps Supply Voltage

16

D-BU

47

Trailer Auxiliary Supply Voltage

17

--

--

Not Used

18

BK

450

Ground

19

--

--

Not Used

20

PK/BK

239

Ignition 1 Voltage

Instrument Panel Cluster (IPC) B


Object Number: 1468434  Size: CH

Connector Part Information

  • OEM: MG630674
  • Service: N/A
  • Description: 14-Way F A-Type (WH)

Instrument Panel Cluster (IPC) B

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

D-GN/RD

35

Temperature Warning Lamp Control

3

BN/BK

419

Malfunction Indicator Lamp (MIL) Control

4

--

--

Not Used

5

D-GN/WH

358

Air Bag Indicator Control

6

YE/BN

231

Oil Pressure Indicator Control

7

D-BU

25

Charge Indicator Control

8

BN

33

Brake Warning Indicator Control

9

PK/BK

239

Ignition 1 Voltage

10

GN

1493

Power Mode Indicator Control (Auto Trans)

11

WH/D-GN

1152

Hold Mode Indicator Control (Auto Trans)

12

L-GN/BK

11

Headlamp High Beam Indicator Control

13

D-BU

14

Left Turn Signal Lamp Indicator Control

14

BN/BK

317

Fog Lamp Indicator Control

Instrument Panel Cluster (IPC) C


Object Number: 1501866  Size: CH

Connector Part Information

  • OEM: 35856-1615
  • Service: N/A
  • Description: 16-Way F (BN)

Instrument Panel Cluster (IPC) C

Pin

Wire Color

Circuit No.

Function

1

PK/BK

239

Ignition 1 Voltage

2

GY

121

Engine Speed Signal

3

BN/WH

817

Vehicle Speed Sensor (VSS) Signal

4

L-GN

821

Engine Overspeed Indicator Control

5

L-GN

771

Transmission Range Switch Signal A (w/Automatic Transmission)

6

PU

772

Transmission Range Switch Signal B (w/Automatic Transmission)

7

GY/D-GN

773

Transmission Range Switch Signal C (w/Automatic Transmission)

8

L-GN/BK

776

Transmission Range Switch Signal P (w/Automatic Transmission)

9

GY/BK

2385

Transmission Control Module (TCM) Neutral Signal

10

L-GN/BK

2384

Transmission Control Module (TCM) Reverse Signal

11

YE/D-GN

2378

Transmission Control Module (TCM) Park Signal

12

BK

450

Ground

13

WH/BK

135

Engine Coolant Temperature (ECT) Sensor Gage

14

WH

30

Fuel Level Sensor Signal

15

OG

340

Battery Positive Voltage

16

--

--

Not Used

Engine Coolant Temperature (ECT) Sensor


Object Number: 2000624  Size: CH

Connector Part Information

  • OEM: AK0442
  • Service: N/A
  • Description: 1-Way F 6.3 Series (BK)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire Color

Circuit No.

Function

1

WH/BK

135

Engine Coolant Temperature (ECT) Sensor Gage Signal

Engine Oil Pressure Switch


Object Number: 95764  Size: CH

Connector Part Information

  • OEM: ZPFI-2
  • Service: N/A
  • Description: 1-Way (BK)

Engine Oil Pressure Switch

Pin

Wire Color

Circuit No.

Function

1

YE/WH

231

Oil Pressure Indicator Control 1.6L

YE/BN

231

Oil Pressure Indicator Control 2.0L

Ignition Key Alarm Switch


Object Number: 1467020  Size: CH

Connector Part Information

  • OEM: MG610070
  • Service: N/A
  • Description: 2-Way 090 (2.3 mm) Series (WH)

Ignition Key Alarm Switch

Pin

Wire Color

Circuit No.

Function

1

OG

340

Battery Positive Voltage

2

L-GN

80

Key In Ignition Switch Signal

Multifunction Alarm Module


Object Number: 1467054  Size: CH

Connector Part Information

  • OEM: MG610896
  • Service: N/A
  • Description: 8-Way F SDL-II PCB Hsg (WH)

Multifunction Alarm Module

Pin

Wire Color

Circuit No.

Function

1

D-GN

238

Seat Belt Switch - Left

2

L-GN

80

Key in Ignition Switch Signal

3

L-GN

821

Engine Overspeed Indicator Control

4

WH

126

Left Front Door Open Switch Signal

5

BK

1050

Ground (LHD)

5

BK

450

Ground (RHD)

6

PU

309

Right Park Lamp Supply Voltage

7

--

309

Not Used

8

PK/BK

239

Ignition 1 Voltage