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: Instrument Panel Module (IPM) C1
Table 5: Instrument Panel Module (IPM) C2
Table 6: Rear Integration Module (RIM) C1
Table 7: Rear Integration Module (RIM) C2

Dash Integration Module (DIM) C1


Object Number: 62464  Size: CH

Connector Part Information

    • 12064769
    • 10 Way Metri-pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A - D

--

--

Not Used

E

BLK/WHT

351

Ground

F

--

--

Not Used

G

ORN

540

Battery Positive Voltage (B+)

H

YEL

32

Park Lamp Input

J

--

--

Not Used

K

YEL

1491

Incandescent Dimming Output

Dash Integration Module (DIM) C2


Object Number: 73156  Size: CH

Connector Part Information

    • 12160778
    • 24 Way F Micro-pack 100 Series (BRN)

Pin

Wire Color

Circuit No.

Function

A1

DK BLU

1796

Steering Wheel Controls Return

A2 - A10

--

--

Not Used

A11

PPL

1807

Serial Data Class 2

A12

PPL

1807

Serial Data Class 2

B1

--

--

Not Used

B2

WHT

103

Headlamp Switch Input

B3

BRN/WHT

301

Parklamp Switch Input

B4

WHT

1538

Headlamps On With Wipers Input

B5 - B7

--

--

Not Used

B8

PNK/BLK

1484

Flash To Pass Input

B9 - B12

--

--

Not Used

Dash Integration Module (DIM) C3


Object Number: 73156  Size: CH

Connector Part Information

    • 12110088
    • 24 Way F Micro-pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A1

WHT

1390

Ignition Positive Voltage (Unlock)

A2

BRN

4

Ignition Positive Voltage (Acc)

A3

PNK

3

Ignition Positive Voltage (Run/Crank)

A4

LT GRN/BLK

592

Daytime Running Lamps (DRL) Relay Control

A5

--

--

Not Used

A6

BLK

28

Horn Control

A7

DK GRN/WHT

1317

Front Fog Lamp Relay Control

A8- A11

--

--

Not Used

A12

ORN

3340

Battery Positive Voltage (B+) Sense Input

B1

ORN

300

Ignition Positive Voltage (Run)

B2

--

--

Not Used

B3

PPL

1375

Steering Wheel Controls Feed

B4

PNK

1970

Hi/Low Beam Relay Control

B5

WHT

1080

Park Lamp Relay Control

B6

--

--

Not Used

B7

BLK/WHT

1969

Hi Beam Sw/Relay Control

B8

DK GRN

1483

Control Power Output

B9 - B11

--

--

Not Used

B12

BLK/WHT

51

Battery Ground Sense Input

Instrument Panel Module (IPM) C1


Object Number: 333019  Size: CH

Connector Part Information

    • 12110245
    • 32-Way F Micro - Pack 100 Series (PNK)

Pin

Wire Color

Circuit No.

Function

C1

ORN

1140

Battery Positive Voltage (B+)

C2

BRN

141

Ignition Positive Voltage

C3-C5

--

--

Not Used

C6

PNK/BLK

1597

Interior Lamps On Switch Input

C7

PPL

1807

Serial Data Signal Class 2

C8

PPL

1807

Serial Data Signal Class 2

C9

ORN

192

Front Fog Lamp Switch Input

C10

--

--

Not Used

C11

LT BLU

1788

Traction Control Disable Input

C12

LT BLU

1880

KDD Data

C13

PPL

1881

KDD Clock

C14-C16

--

--

Not Used

D1-D2

--

--

Not Used

D3

BLK

520

RH Heater Temp Sensor Signal

D4

--

--

Not Used

D5

BLK

1576

Rear Compartment Lid Release Switch Input

D6

--

--

Not Used

D7

LT GRN

80

Key In Ignition Input

D8

PPL

1783

Twilight Delay Input

D9 - D10

--

--

Not Used

D11

GRY/BLK

754

PWM Blower Speed Control

D12

--

--

Not Used

D13

LT BLU/WHT

1595

Key Cylinder Lamp Output

D14 - D15

--

--

Not Used

D16

BLK/WHT

451

Ground

Instrument Panel Module (IPM) C2


Object Number: 130689  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

GRY

705

5 Volt Reference Feed

A2

YEL/BLK

1814

Mode Sensor Signal

A3

--

--

Not Used

A4

PPL

1838

Air Inlet Sensor Signal

A5

LT BLU

733

Left Temp Sensor Signal

A6

DK BLU

1646

Right Temp Sensor Signal

A7

YEL

1791

Motor Ground

A8

YEL

1318

Mode Actuator Control

A9

--

--

Not Used

A10

DK GRN

1614

Air Inlet Actuator Control

A11

DK BLU

1199

Left Temp Actuator Control

A12

WHT/BLK

1236

Right Temp Actuator Control

B1

LT GRN/BLK

735

Ambient Air Temperature Sensor Signal

B2

LT BLU/BLK

590

LH Sun Load Temperature Sensor Signal

B3

GRY

1548

RH Sun Load Temperature Sensor Signal

B4

DK GRN

734

Inside Air Temperature Sensor Signal

B5

WHT

278

Ambiet Light Input

B6

BLK

516

LH A/C Temperature Sensor Signal

B7

TAN

517

RH A/C Temperature Sensor Signal

B8

YEL

61

Sensor Ground

B9

BLK

518

LH Heater Temperature Sensor Signal

B10

--

--

Not Used

B11

DK GRN

44

IP Dimmer Switch Input

B12

LT BLU/BLK

1688

5 Volt Feed

Rear Integration Module (RIM) C1


Object Number: 73152  Size: CH

Connector Part Information

    • 12084944
    • 16 Way F Micro-pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A1

PPL

1267

Accessory Inflator Switch Input

A2-A3

--

--

Not Used

A4

PNK

1039

Ignition Positive Voltage (Ign 1)

A5

DK BLU/WHT

149

Inadvertant Power Input (Interior Lighting)

A6

GRY

2165

5 Volt Feed ALC

A7

--

--

Not Used

A8

BLK/WHT

851

Ground

B1

--

--

Not Used

B2

DK BLU

2181

Passenger Heated Seat Status

B3

RED/BLK

744

Trunk Lid Open Input

B4

--

--

Not Used

B5

LT BLU/WHT

181

Driver Heated Seat Status

B6

PPL

2185

5 Volt Return ALC

B7

--

--

Not Used

B8

BLK/WHT

851

Ground

Rear Integration Module (RIM) C2


Object Number: 130690  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

BLK

755

Retained Accessory Power (RAP) Control

A2

YEL

182

Heated Seat Inhibit Control

A3

--

--

Not Used

A4

LT GRN

2187

Fuel Door Lock Control

A5

PNK/BLK

1615

Park Relay Control

A6

DK GRN

1399

Cigar Lighter Relay Control

A7

YEL

321

Electronic Level Control Relay Output - Coil - Compressor

A8

--

--

Not Used

A9

BRN

2184

ALC Position

A10

GRY

157

Overhead CTSY Lamp

A11

ORN

540

Battery Positive Voltage (B+)

A12

PPL

1807

Serial Data Signal - Class 2

B1

WHT

193

Relay Defogger Control

B2

LT BLU

2182

Reverse Lamp

B3

WHT

93

Fuel Door Unlock Control

B4

LT BLU

1344

Rear Compartment Latch Switch Output

B5

TAN

2183

Interior Lamp Control

B6-B7

--

--

Not Used

B8

WHT

320

ALC Exhaust Solenoid Output

B9

--

--

Not Used

B10

GRY

157

Overhead CTSY Lamp

B11

--

--

Not Used

B12

PPL

1807

Serial Data Signal - Class 2