GM Service Manual Online
For 1990-2009 cars only
Connector 1: Auxiliary Power Outlet - Cigar Lighter
Connector 2: Cigar Lighter - Left/Right Rear Door
Connector 3: Console Clock
Connector 4: Data Link Connector (DLC)
Connector 5: Engine Oil Pressure (EOP) Sensor (V6)
Connector 6: Engine Oil Pressure (EOP) Sensor (V8)
Connector 7: Fuel Pump and Fuel Gage Assembly - Primary
Connector 8: Fuel Sensor Assembly - Secondary
Connector 9: I/P Dimmer Switch
Connector 10: Ignition Mode Switch
Connector 11: Instrument Panel Cluster (IPC)
Connector 12: Instrument Panel Module (IPM) - C1
Connector 13: Instrument Panel Module (IPM) - C2
Connector 14: Instrument Panel Module (IPM) - C3
Connector 15: Rear Integration Module (RIM) - C1
Connector 16: Rear Integration Module (RIM) - C2
Connector 17: Rear Integration Module (RIM) - C3
Connector 18: Rear Integration Module (RIM) - C4

Auxiliary Power Outlet - Cigar Lighter


Object Number: 2022063  Size: CH

Connector Part Information

  • OEM: 12176445
  • Description: 3-Way F Metri-Pack 280 Series, Flexlock (BK)

Auxiliary Power Outlet - Cigar Lighter

Pin

Wire

Circuit

Function

A

RD/WH

3540

Battery Positive Voltage

B

YE

6817

LED Backlight Dimming Control

C

BK

450

Ground

Cigar Lighter - Left/Right Rear Door


Object Number: 2022063  Size: CH

Cigar Lighter - Left/Right Rear Door

Pin

Wire

Circuit

Function

A

RD/WH

2040

Power supply

B

--

--

Not Used

 

C

BK/WH

351

Ground

Console Clock


Object Number: 2013527  Size: CH

Console Clock

Pin

Wire

Circuit

Function

1

RD/WH

2240

Supply Power

2-4

--

--

Not Used

5

BK/WH

451

Ground

6

YE

6817

Backlighting

Data Link Connector (DLC)


Object Number: 68793  Size: CH

Connector Part Information

  • OEM: 12110250
  • Service: N/A
  • Description: 16-Way F (BK)

Data Link Connector (DLC)

Pin

Wire

Circuit

Function

1

D-GN

5060

Low Speed GMLAN Serial Data

2-3

--

--

Not Used

4

BK

350

Ground

5

BK/WH

351

Ground

6

TN/BK

2500

High Speed GMLAN Serial Data (+) (1)

7-13

--

--

Not Used

14

TN

2501

High Speed GMLAN Serial Data (-) (1)

15

--

--

Not Used

16

RD/WH

1140

Battery Positive Voltage

Engine Oil Pressure (EOP) Sensor (V6)


Object Number: 258299  Size: CH

Engine Oil Pressure (EOP) Sensor (V6)

Pin

Wire

Circuit

Function

A

TN

470

Sensor Return

B

GY

605

Reference Voltage Feed 5-Volt Reference

C

TN/BK

231

Oil Pressure Switch Signal

Engine Oil Pressure (EOP) Sensor (V8)


Object Number: 646409  Size: CH

Engine Oil Pressure (EOP) Sensor (V8)

Pin

Wire

Circuit

Function

A

BK

2755

Oil Pressure Sensor Low Reference

B

TN/WH

331

Oil Pressure Sensor Signal

C

GY

2705

Oil Pressure Sensor 5-Volt Reference

Fuel Pump and Fuel Gage Assembly - Primary


Object Number: 456551  Size: CH

Fuel Pump and Fuel Gage Assembly - Primary

Pin

Wire

Circuit

Function

A

D-BU

1936

Fuel Level Sensor Signal

B

GY

120

Fuel Pump Supply Voltage

C

BK

1050

Ground

D

TN

2759

Fuel Tank Pressure Sensor Low Reference

Fuel Sensor Assembly - Secondary


Object Number: 684847  Size: CH

Fuel Sensor Assembly - Secondary

Pin

Wire

Circuit

Function

A

L-BU

1937

Secondary Fuel Level Sensor Signal

B

--

--

Not Used

D

TN

2759

Fuel Tank Pressure Sensor Low Reference

I/P Dimmer Switch


Object Number: 1492423  Size: CH

I/P Dimmer Switch

Pin

Wire

Circuit

Function

1

D-GN

44

Low Reference

2

L-BU/BK

1688

Instrument Panel (I/P) Lamp Dimmer Switch Signal

3

PK/GK

1597

Interior Lamp Switch On Signal

4-7

--

--

Not Used

8

BN

897

Driver Information Center Switch Low Reference

9

D-GN/WH

1358

Driver Information Center Switch Signal

10

D-BU

894

Driver Information Center Toggle Switch Signal

11

YE

1491

Backlight Lamp Control

12

BK/WH

351

Ground

Ignition Mode Switch


Object Number: 62464  Size: CH

Connector Part Information

  • OEM: 12064769
  • Service: 12101762
  • Description: 10-Way F Metri-Pack 150 Series (NA)

Ignition Mode Switch

Pin

Wire

Circuit

Function

A

L-BU/WH

5725

Ignition Mode Switch Mode Voltage Backup

B

D-BU

5719

Ignition Mode Switch Start LED Signal

C

YE

1491

Backlight Lamps Control

D

BK/WH

451

Ground

E

L-GN/WH

5723

Ignition Mode Switch Mode Voltage

F

L-GN

5724

Ignition Mode Switch Mode Control

G

PK

5722

Ignition Mode Switch LED Supply Voltage

H

OG

5721

Ignition Mode Switch Off LED Signal

J

L-GN

5720

Ignition Mode Switch Accessory LED Signal

K

L-BU

5726

Ignition Mode Switch Mode Control Backup

Instrument Panel Cluster (IPC)


Object Number: 2013523  Size: CH

Instrument Panel Cluster (IPC)

Pin

Wire

Circuit

Function

1

RD/WH

1440

Battery Positive Voltage

2

PK

239

Run/Crank Ignition 1 Voltage

3

D-GN

5060

Low Speed GMLAN Serial Data

4

--

--

Not Used

5

BK/WH

351

Ground

6-7

--

--

Not Used

8

PU

333

Brake Fluid Level Sensor Signal

9

BN/WH

419

Check Engine Indicator Control

10-11

--

--

Not Used

12

D-GN/WH

1358

Drivers Information Center Switch Signal

13

BN

897

Driver Information Center Switch Low Reference

14-19

--

--

Not Used

20

D-BU

894

Driver Information Center Toggle Switch Signal

21

PU

5234

Co-driver Side Seat Belt Indicator

22-26

--

--

Not Used

Instrument Panel Module (IPM) - C1


Object Number: 1468147  Size: CH

Connector Part Information

  • OEM: 15412868
  • Service: N/A
  • Description: 26-Way F (WH)

Instrument Panel Module (IPM) - C1

Pin

Wire

Circuit

Function

1

YE

32

Instrument Panel Lamp Fuse Supply Voltage (1)

2

YE

1491

Backlight Lamp Control

3

YE

6817

LED Backlight Dimming Control

4

--

--

Not Used

5

WH

17

Stop Lamp Switch Signal

6

PK

3

Run/Crank Ignition 1 Voltage

7

--

--

Not Used

8

YE/BK

5728

ECM/TCM Serial Data Wake Up

9

YE

5727

High Speed GMLAN Serial Data Wake Up

10

PK

5722

Ignition Mode Switch LED Supply Voltage

11

D-GN

5525

Tap Up/Tap Down Enable Signal

12

WH

111

Hazard Switch Signal

13

BN

1356

Flash To Pass Switch Signal

14

BN/WH

301

Park Lamp Switch On Signal

15

L-GN

5724

Ignition Mode Switch Mode Control

16

D-BU

5719

Ignition Mode Start Switch LED Signal

17

L-GN

5720

Ignition Mode Switch Accessory LED Signal

18-19

--

--

Not Used

20

L-BU

1134

Park Brake Switch Signal

21

PK/BK

1597

Interior Lamp Switch On Signal

22

PU

1783

Twilight Sentinel Delay Signal

23

WH

103

Headlamp Switch On Signal

24

--

--

Not Used

25

PU

1375

Remote Radio Control Panel Accessory Supply Voltage

26

OG

5721

Ignition Mode Switch OFF LED Signal

Instrument Panel Module (IPM) - C2


Object Number: 1420769  Size: CH

Connector Part Information

  • OEM: 15412882
  • Service: N/A
  • Description: 24-Way F (WH)

Instrument Panel Module (IPM) - C2

Pin

Wire

Circuit

Function

1

BN

4

Accessory Voltage

2

YE

6847

Shift Select Switch Park Supply Voltage

3

D-GN/WH

1317

Fog Lamp Relay Control

4

TN/WH

1969

Headlamp High Beam Relay Control

5

WH

1080

Park Lamp Relay Control

6

PK/WH

1970

Headlamp Low Beam Relay Control

7

OG

300

Run Ignition 3 Voltage

8

--

--

Not Used

9

TN

28

Horn Relay Control

10

TN

28

Horn Relay Control

11

GY

478

Windshield Wiper Switch Signal (2)

12

BN

253

Trunk Release Relay Control

13

GY

2096

Steering Column Tilt and Telescope Up Switch Signal

14

YE

2097

Steering Column Tilt and Telescope Down Switch Signal

15-18

--

--

Not Used

19

D-GN/WH

1932

Shift Select Switch Park Signal

20

WH

1538

Headlamp On With Wipers Signal

21

PK

2094

Steering Column Tilt and Telescope Forward Switch Signal

22

OG

2095

Steering Column Tilt and Telescope Up Switch Signal

23

--

--

Not Used

24

WH

2282

Headlamp Washer Relay Control

Instrument Panel Module (IPM) - C3


Object Number: 1468163  Size: CH

Connector Part Information

  • OEM: 15412878
  • Service: N/A
  • Description: 30-Way F (WH)

Instrument Panel Module (IPM) - C3

Pin

Wire

Circuit

Function

1

RD/WH

1140

Battery Positive Voltage

2

RD/WH

3340

Battery Positive Voltage

3

BK/WH

151

Signal Ground

4

TN

2501

High Speed GMLAN Serial Data (-) (1)

5

TN/BK

2500

High Speed GMLAN Serial Data (+) (1)

6

D-GN

44

Instrument Panel Lamp Dimmer Switch Signal

7

PK

5076

Current Sensor Supply Voltage

8

WH

5075

Current Sensor Signal

9

BN

5077

Current Sensor Low Reference

10

BK/WH

451

Signal Ground

11

L-BU

187

Rear Fog Lamp Switch Signal

12

OG

192

Front Fog Lamp Switch Signal

13

L-BU/WH

1414

Left Front Turn Signal Switch

14

TN/WH

99

Windshield Washer Fluid Level Sensor Signal

15

TN

2501

High Speed GMLAN Serial Data (-) (1)

16

TN/BK

2500

High Speed GMLAN Serial Data (+) (1)

17

BN

5360

Brake Apply Sensor Low Reference

18

D-BU

1796

Steering Column Radio Control Signal

19

L-BU/BK

1688

5-Volt Reference

20

GY

1884

Cruise Control Set/Coast/Resume/Accelerate Switch Signal

21

D-GN

5060

Low Speed GMLAN Serial Data

22

D-GN

5060

Low Speed GMLAN Serial Data

23

--

--

Not Used

24

L-BU

1485

Flash-To-Pass Switch Supply Voltage

25

D-BU/WH

1415

Right Front Turn Signal Switch

26

BN/WH

1571

Traction Control Switch Signal (2)

27

WH

5359

Brake Apply Sensor Supply Voltage

28

YE

5361

Brake Apply Sensor Signal

29

L-GN/WH

5723

Ignition Mode Switch Mode Voltage

30

--

--

Not Used

Rear Integration Module (RIM) - C1


Object Number: 1420730  Size: CH

Connector Part Information

  • OEM: 12124255
  • Service: N/A
  • Description: 16-Way F (BK)

Rear Integration Module (RIM) - C1

Pin

Wire

Circuit

Function

1

D-GN

646

Reverse Relay Coil Feed

2

D-BU

1393

Courtesy Lamp Relay Coil Control

3

WH

193

Fog Lamp Relay Control

4

TN

755

RAP Relay Coil Control

5-9

--

--

Not Used

10

YE

1977

Rear Fog Lamp Relay Control (Export)

11

L-BU

1344

Trunk Release Relay Output - Coil

12

BN/WH

1429

Stop Lamp Relay Feed

13-16

--

--

Not Used

Rear Integration Module (RIM) - C2


Object Number: 2016195  Size: CH

Connector Part Information

  • OEM: 12162820
  • Service: N/A
  • Description: 20-Way F (BK)

Rear Integration Module (RIM) - C2

Pin

Wire

Circuit

Function

1-2

--

--

Not Used

3

D-GN/WH

1335

Right Rear Turn Signal Lamp Supply Voltage

4

PU

5531

Hood Closed Switch Signal

5

--

--

Not Used

6

PK

6170

Voltage Reference Signal

7

D-BU/WH

149

Courtesy Lamp Supply Voltage

8

--

--

Not Used

9

OG/BK

744

Trunk Ajar Switch Signal

10-11

--

--

Not Used

12

PK

1339

Run/Crank Ignition 1 Voltage

13

YE/BK

1334

Left Rear Turn Signal Lamp Supply Voltage

14

--

--

Not Used

15

L-BU

2380

Rear Parking Assist Chime Signal

16

--

--

Not Used

17

TN

6171

Control Signal Inputs

18

--

--

Not Used

19

YE

5530

Hood Open Switch Signal

20

--

--

Not Used

Rear Integration Module (RIM) - C3


Object Number: 1420731  Size: CH

Connector Part Information

  • OEM: 10722617
  • Service: N/A
  • Description: 12-Way F (BK)

Rear Integration Module (RIM) - C3

Pin

Wire

Circuit

Function

1

D-BU/WH

1315

Right Front Turn Signal Lamp Supply Voltage

2

L-BU/WH

1314

Left Front Turn Signal Lamp Supply Voltage

3

--

--

Not Used

4

RD/BK

542

Battery Positive Voltage

5-9

--

--

Not Used

10

D-GN

5060

Low Speed GMLAN Serial Data

11

--

--

Not Used

12

YE

18

Left Rear Parking Lamp/Turn Signal Lamp Supply Voltage

Rear Integration Module (RIM) - C4


Object Number: 1391782  Size: CH

Connector Part Information

  • OEM: 12196605
  • Service: N/A
  • Description: 8-Way F (WH)

Rear Integration Module (RIM) - C4

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

RD/BK

442

Battery Positive Voltage

3

GY

157

Interior Lamp Control

4

BK/WH

851

Signal Ground

5

YE

18

Left Rear Parking Lamp/Turn Signal Lamp Supply Voltage

6

D-GN

19

Right Rear Stop/Turn Lamp Supply Voltage

6

D-GN

19

Right Rear Parking Lamp/Turn Signal Lamp Supply Voltage

7

RD/WH

540

Battery Positive Voltage

8

BK

850

Ground