GM Service Manual Online
For 1990-2009 cars only
Table 1: Dash Integration Module (DIM) C1
Table 2: Dash Integration Module (DIM) C2
Table 3: Dash Integration Module (DIM) C3
Table 4: Data Link Connector (DLC)
Table 5: Instrument Panel Integration Module (IPM) C1
Table 6: Instrument Panel Integration Module (IPM) C2
Table 7: Rear Integration Module (RIM) C1
Table 8: Rear Integration Module (RIM) C2

Dash Integration Module (DIM) C1


Object Number: 283791  Size: CH

Connector Part Information

    • 12064871
    • 10-Way F Metri-Pack 150 Series (DK BLU)

Pin

Wire Color

Circuit No.

Function

A-D

--

--

Not Used

E

BLK/WHT

451

Ground

F

--

--

Not Used

G

ORN

540

Battery Positive Voltage

H

YEL

32

Instrument Panel Lamp Fuse Supply Voltage - 1

J

--

--

Not Used

K

YEL

1491

Backlight Lamps Control

Dash Integration Module (DIM) C2


Object Number: 130690  Size: CH

Connector Part Information

    • 12110206
    • 24-Way F Micro-Pack 100 Series (LT BLU)

Pin

Wire Color

Circuit No.

Function

A1

DK BLU

1796

Steering Wheel Controls Signal

A2-A5

--

--

Not Used

A6

GRY

731

Low Reference

A7

BLK

470

A/C Refrigerant Low Temperature Sensor Signal

A8-A10

--

--

Not Used

A11

PPL

1807

Class 2 Serial Data

A12

PPL

1807

Class 2 Serial Data

B1

PNK/BLK

109

Hood Ajar Switch Signal (Export)

B2

WHT

103

Headlamp Switch Headlamps On Signal

B3

BRN/WHT

301

Park Lamp Switch On Signal

B4

WHT

1538

Windshield Wiper Switch On Signal

B5-B7

--

--

Not Used

B8

PNK/BLK

1484

Flash To Pass Switch Signal

B9-B12

--

--

Not Used

Dash Integration Module (DIM) C3


Object Number: 130689  Size: CH

Connector Part Information

    • 12110244
    • 24-Way F Micro-Pack 100 Series (PNK)

Pin

Wire Color

Circuit No.

Function

A1

WHT

1390

Off/Run/Crank Voltage

A2

BRN

4

Accessory Voltage

A3

PNK

3

Ignition 1 Voltage

A4

LT GRN/BLK

592

DRL Relay Control

A5

WHT

111

Hazard Switch Signal

A6

BLK

28

Horn Relay Control

A7

DK GRN/WHT

1317

Fog Lamp Relay Control (w/T96)

A8

TAN/WHT

816

A/T Shift Lock Solenoid Supply Voltage

A9

BLK

9999

Inside Air Temperature Sensor Assembly Control

A10- A11

--

--

Not Used

A12

ORN

3340

Battery Positive Voltage

B1

ORN

300

Ignition 3 Voltage

B2

--

--

Not Used

B3

PPL

1375

Remote Radio Control Supply Voltage

B4

LT BLU

1485

Headlamp Control

B5

WHT

1080

Park Lamp Relay Control

B6

BRN/WHT

1429

Standing Lamp Relay Control (Export or w/V4U)

B7

BLK/WHT

1969

Headlamp High Beam Relay Control

B8

DK GRN

1483

Control Power

B9-B11

--

--

Not Used

B12

BLK

50

Ground

Data Link Connector (DLC)


Object Number: 287958  Size: CH

Connector Part Information

    • 15317575
    • 16-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

PPL

1807

Class 2 Serial Data

3

--

--

Not Used

4

BLK

450

Ground

5

BLK/WHT

351

Ground

6-15

--

--

Not Used

16

ORN

3640

Battery Positive Voltage

Instrument Panel Integration Module (IPM) C1


Object Number: 130689  Size: CH

Connector Part Information

    • 12110244
    • 24-Way F Micro-Pack 100 Series (PNK)

Pin

Wire Color

Circuit No.

Function

A1

LT BLU/BLK

1688

5-Volt Reference

A2

BLK

518

Lower Left Air Temperature Sensor Signal

A3

BLK

520

Lower Right Air Temperature Sensor Signal

A4

BLK

516

Upper Left Air Temperature Sensor Signal

A5

TAN

517

Upper Right Air Temperature Sensor Signal

A6

WHT

278

Ambient Light Sensor Signal

A7

DK GRN

734

Inside Air Temperature Sensor Signal

A8

LT GRN/BLK

735

Ambient Air Temperature Sensor Signal

A9

GRY

1548

Passenger Sunload Sensor Signal

A10

LT BLU/BLK

590

Driver Sunload Sensor Signal

A11

BRN

141

Ignition 3 Voltage

A12

TAN

2144

Hazard Switch Signal

B1

PNK/WHT

1447

Fuel Door Release Switch Signal

B2

ORN

1140

Battery Positive Voltage

B3

BLK

1576

Trunk Release Switch Signal

B4

BLK/WHT

451

Ground

B5

--

--

Not Used

B6

RED

2353

54-Volt VF Display Supply

B7

--

--

Not Used

B8

YEL

1491

Backlight Lamps Control

B9

LT GRN

80

Key In Ignition Switch Signal

B10

PPL

1807

Class 2 Serial Data

B11

PPL

1807

Class 2 Serial Data

B12

PNK/BLK

1597

Courtesy Lamps Switch On Signal

Instrument Panel Integration Module (IPM) C2


Object Number: 130690  Size: CH

Connector Part Information

    • 12110206
    • 24-Way F Micro-Pack 100 Series (LT BLU)

Pin

Wire Color

Circuit No.

Function

A1

DK GRN

44

Instrument Panel Lamps Dimmer Switch Signal

A2

PPL

1783

Twilight Sentinel Delay Signal

A3

BLK

450

Ground

A4-A7

--

--

Not Used

A8

GRY/BLK

754

Blower Motor Speed Control

A9

BRN

404

Auxiliary Air Temperature Sensor Signal

A10

ORN

192

Front Fog Lamp Switch Signal (T79)

A11

LT BLU

1788

Traction Control Switch Signal

A12

LT BLU

187

Rear Fog Lamp Switch Signal (Export) (T96)

B1

YEL

61

Low Reference

B2

DK BLU

1199

Left Air Temperature Door Control B

B3

YEL

1791

Left Air Temperature Door Control A

B4

WHT/BLK

1236

Right Air Temperature Door Control B

B5

GRY/BLK

2778

Right Air Temperature Door Control A

B6

ORN

2775

Auxiliary Air Temperature Door Control B

B7

TAN

2776

Auxiliary Air Temperature Door Control A

B8

YEL

1318

Mode Door Control

B9

YEL/BLK

1814

Mode Door Control A

B10

DK GRN

1614

Recirculation Door Control B

B11

PPL

1838

Recirculation Door Control A

B12

ORN

2352

HUD Active Signal (UV6)

Rear Integration Module (RIM) C1


Object Number: 73152  Size: CH

Connector Part Information

    • 12092629
    • 16-Way F Micro-Pack 100 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

LT BLU

2380

Rear Parking Assist Chime Signal

A3

GRY

1148

Transmission Shift Inhibit Signal

A4

PNK

1039

Ignition 1 Voltage

A5

DK BLU/WHT

149

Courtesy Lamp Supply Voltage

A6

GRY

2165

5-Volt Reference (w/o F45)

A7

--

--

Not Used

A8

BLK

1051

Ground

B1- B2

--

--

Not Used

B3

RED/BLK

744

Rear Compartment Lid Ajar Switch

B4

BLK

305

Rear Compartment Cylinder Switch Signal

B5

--

--

Not Used

B6

PPL

2185

Automatic Level Control Position Sensor Low Reference (w/o F45)

B7

--

--

Not Used

B8

BLK

1051

Ground

Rear Integration Module (RIM) C2


Object Number: 130689  Size: CH

Connector Part Information

    • 12146243
    • 24-Way F Micro-Pack 100 Series (DK GRY)

Pin

Wire Color

Circuit No.

Function

A1

BLK

755

RAP Relay Coil Control

A2

--

--

Not Used

A3

--

--

Not Used

A4

--

--

Not Used

A5

PNK/BLK

1615

Park Brake Relay Control

A6

DK GRN

1399

RAP Relay Coil Supply Voltage

A7

YEL

321

Automatic Level Control Relay Coil Supply Voltage (w/o F45)

A8

--

--

Not Used

A9

BRN

2184

Automatic Level Control Position Sensor Signal (w/o F45)

A10

GRY/BLK

690

Front Interior Lamp Control

A11

ORN

540

Battery Positive Voltage

A12

PPL

1807

Class 2 Serial Data

B1

WHT

193

Rear Defog Relay Control

B2

DK GRN

646

Reverse Relay Control

B3

WHT

93

Fuel Door Release Relay Control

B4

LT BLU

1344

Trunk Release Relay Control

B5

GRY

1599

Interior Lamps Relay Control

B6

DK GRN/WHT

9512

Ignition Key Lock Cylinder Relay Control (DTS)

B7

--

--

Not Used

B8

WHT

320

Automatic Level Control Exhaust Solenoid Control (w/o F45)

B9

--

--

Not Used

B10

DK BLU

1393

Rear Interior Lamp Control

B11-B12

--

--

Not Used