GM Service Manual Online
For 1990-2009 cars only
Table 1: Chime Module
Table 2: Driver Information Center (DIC)
Table 3: Engine Oil Level Switch (Diesel)
Table 4: Engine Oil Level Switch (Gas)
Table 5: Engine Oil Pressure (EOP) Sensor (Diesel)
Table 6: Engine Oil Pressure (EOP) Sensor (Gas)
Table 7: I/P Gage Center Lamp - C1
Table 8: I/P Gage Center Lamp - C2
Table 9: Instrument Panel Cluster (IPC)

Chime Module


Object Number: 73156  Size: CH

Connector Part Information

    • 12110088
    • 24-Way F Micro-Pack 100 Series (GY)

Pin

Wire Color

Circuit No.

Function

A1

D-BU/WH

653

Chime Module Bit 1 Signal

A2-A11

--

--

Not Used

A12

BK

750

Ground

B1

OG

1140

Battery Positive Voltage

B2-B12

--

--

Not Used

Driver Information Center (DIC)


Object Number: 130690  Size: CH

Connector Part Information

    • 12110206
    • 24-Way F Micro-Pack 100 Series (L-BU)

Pin

Wire Color

Circuit No.

Function

A1-A3

--

--

Not Used

A4

D-BU

2769

Brake Indicator Signal (W/JE3)

A5

TN

185

Low Washer Fluid Indicator Control

A6-A8

--

--

Not Used

A9

YE/BK

508

Water In Fuel Indicator Control (W/Diesel)

A10

BK

750

Ground

A11

BK/WH

1962

Engine Brake Solenoid - Feed (W/Diesel)

A12

--

--

Not Used

B1-B2

--

--

Not Used

B3

L-BU

1998

Intake Air Heater Indicator Control (W/LG5)

D-BU

507

Wait to Start Indicator Control (W/LB7/LLY)

--

--

Not Used (W/L18)

B4

BN

25

Charge Indicator Control (W/LG4/LG5)

B5

L-GN

2659

Rear Differential Lock - High-Control (W/JE4)

B6

PK

39

Ignition 1 Voltage

B7

--

--

Not Used

B8

GY

1234

Do Not Shift Indicator Control

B9

--

--

Not Used

B10

WH

471

Trailer ABS Indicator Control (W/JE4)

B11-B12

--

--

Not Used

Engine Oil Level Switch (Diesel)


Object Number: 684833  Size: CH

Connector Part Information

    • 12129140
    •  2-Way F Metri-Pack 280.1 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

1174

Oil Level Switch Signal (LLY/LB7)

GY

G458

Oil Level Switch Signal (LG5)

B

L-GN/WH

250

Ground (LLY/LB7)

WH

G828

Ground (LG5)

Engine Oil Level Switch (Gas)


Object Number: 635009  Size: CH

Connector Part Information

    • 12052641
    •  2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

1174

Oil Level Switch Signal

B

L-GN/WH

250

Ground (w/ L18)

Engine Oil Pressure (EOP) Sensor (Diesel)


Object Number: 826262  Size: CH

Connector Part Information

    • 61890099
    •  3-Way F Sumitomo (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

407

Low Reference (all others)

2755

Low Reference (LLY)

2

TN/WH

332

Oil Pressure Sensor Signal (all others)

2705

Oil Pressure Sensor Signal (LLY)

3

GY

705

5-Volt Reference

Engine Oil Pressure (EOP) Sensor (Gas)


Object Number: 726824  Size: CH

Connector Part Information

    • 15344137
    •  3-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

407

Low Reference

2

TN/WH

332

Oil Pressure Sensor Signal

3

GY

705

5-Volt Reference

I/P Gage Center Lamp - C1


Object Number: 40422  Size: CH

Connector Part Information

    • 12064762
    • 6-Way F Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit No.

Function

A

PK

39

Ignition 1 Voltage

B

--

--

Not Used

C

TN/WH

585

Transmission Oil Temperature Sensor Signal

D

BK

450

Ground

E

--

--

Not Used

F

GY

8

Instrument Panel Lamp Supply Voltage 1

I/P Gage Center Lamp - C2


Object Number: 743312  Size: CH

Connector Part Information

    • 12004264
    • 2-Way Lamp Socket Components Bulb Bases Type W-2 Axeal (BK)

Pin

Wire Color

Circuit No.

Function

A

GY

8

Instrument Panel Lamp Supply Voltage 1

B

BK

450

Ground

Instrument Panel Cluster (IPC)


Object Number: 62478  Size: CH

Connector Part Information

    • 12065803
    • 34-Way F Micro-Pack 100 Series (BK)

Pin

Wire Color

Circuit No.

Function

A1-A3

--

--

Not Used

A4

OG

1140

Battery Positive Voltage

A5-A6

--

--

Not Used

A7

D-BU

15

Right Turn Signal Lamps Supply Voltage Right Turn

A8

BK

750

Ground

A9

GY

8

Instrument Panel Lamp Supply Voltage 1

A10

L-BU

14

Left Turn Signal Lamps Supply Voltage Status

A11

L-GN

11

Headlamp High Beam Supply Voltage/Added Headlamp Dimmer Switch Signal

A12

PK

39

Ignition 1 Voltage

A13

BN/WH

419

MIL Control

A14

PU/WH

1382

LED Dimming Signal

A15

GY

1036

IPC Class 2 Serial Data

A16-A17

--

--

Not Used

B1-B4

--

--

Not Used

B5

PK

1020

Off/Run/Crank Voltage

B6

YE

43

Accessory Voltage

B7

L-GN

80

Key In Ignition Switch Signal

B8

BK/WH

746

Right Front Door Ajar Switch Signal

B9

BN

9

Park Lamp Supply Voltage

B10

L-BU

1134

Park Brake Switch Signal

B11

L-GN/BK

592

DRL Relay Control

B12

D-GN/WH

2662

Low Air Pressure Alarm Switch (W/JE4)

B13

WH

121

Engine Speed Signal

B14

D-GN/WH

817

Vehicle Speed Signal

B15

BK/WH

1451

Ground

B16-B17

--

--

Not Used