GM Service Manual Online
For 1990-2009 cars only

Auxiliary Power (w/ RPO D55)


Object Number: 320518  Size: CH

Connector Part Information

    • 12176446
    • 3 Way F Metric-Pack 280 Series, Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

340

Fuse Output-BATTERY

B

--

--

Not Used

C

BLK

1550

Ground

Auxiliary Power Receptacle (w/o RPO D55)


Object Number: 62456  Size: CH

Connector Part Information

    • 12064752
    • 6 Way F Metric-Pack 280 Series, Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

2540

Fuse Output-BATTERY

B

--

--

Not Used

C

YEL

143

Fuse Output-ACCESSORY

D

PPL

1807

Serial Data Signal-Class B to Primary

E

--

--

Not Used

F

BLK

1050

Ground

Cigar Lighter 2 Door (w/ RPO D55)


Object Number: 365964  Size: CH

Connector Part Information

    • 12176445
    • 3 Way F Metric-Pack 280 (NAT)

Pin

Wire Color

Circuit No.

Function

A

ORN

1640

Fuse Output-BATTERY

B

--

--

Not Used

C

BLK

1050

Ground (w/ RPO D55)

C

BLK

1550

Ground (w/ RPO NW9)

Cigar Lighter 4 Door (w/ RPO D55)


Object Number: 365964  Size: CH

Connector Part Information

    • 12176445
    • 3 Way F Metric-Pack 280 Series, Flexlock (NAT)

Pin

Wire Color

Circuit No.

Function

A

ORN

1640

Fuse Output-BATTERY

B

--

--

Not Used

C

BLK

1550

Ground

Cigar Lighter 4 Door (w/o RPO D55)


Object Number: 365964  Size: CH

Connector Part Information

    • 12176445
    • 3 Way F Metric-Pack 280 Series, Flexlock (NAT)

Pin

Wire Color

Circuit No.

Function

A

ORN

1640

Fuse Output-BATTERY

B

--

--

Not Used

C

BLK

1050

Ground

Emergency Vehicle Front Lamp Flasher (SEO)


Object Number: 281199  Size: CH

Connector Part Information

    • 12034003
    • 5 Way F Metric-Pack 630 Special (BLK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

GRY

2245

Grille Lamps Return

3

--

--

Not Used

4

GRY

2246

Switch Feed to Grille Lamps

5

PPL

2323

Power Feed

Emergency Vehicle Rear Deck Lid Lamp, LH (SEO)


Object Number: 95782  Size: CH

Connector Part Information

    • 12065651
    • 2 Way M Metric-Pack 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

18

Stop/Turn Lamp Feed-LR

B

--

--

Not Used

Emergency Vehicle Rear Deck Lid Lamp, RH (SEO)


Object Number: 95782  Size: CH

Connector Part Information

    • 12065651
    • 2 Way M Metric-Pack 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

19

Stop/Turn Lamp Feed-RR

B

--

--

Not Used

Ignition Switch, C1


Object Number: 258183  Size: CH

Connector Part Information

    • 12110075
    • 6 Way F Metric-Pack Mixed Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

RED

42

Fuse Output-BATTERY

B

YEL

5

Ignition Switch Output-CRANK

C

ORN

300

Ignition Switch Output-IGN 3

D

LT GRN

80

Key Reminder Switch Signal

E

DK GRN

500

Ignition Switch Output-ACCESSORY

F

--

--

Not Used

Ignition Switch, C2


Object Number: 258182  Size: CH

Connector Part Information

    • 12162229
    • 6 Way F Metric-Pack Mixed Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

42

Fuse Output-BATTERY

B

PNK

3

Ignition Switch Output-IGN 1

C

BRN

4

Ignition Switch Output-ACCESSORY

D

--

--

Not Used

E

BLK/WHT

1251

Ground-Clean

F

--

--

Not Used

LH IP Accessory Wiring Junction Block, C1


Object Number: 362761  Size: CH

Connector Part Information

    • 12193906
    • 68 Way F Metric-Pack 280 Series, Flex Lock (BLK)

Pin

Wire Color

Circuit No.

Function

A1

YEL

143

Fuse Output-ACCESSORY

A2

GRY

8

Instrument Panel Lamp Feed

A3

GRY

8

Instrument Panel Lamp Feed

A4

--

--

Not Used

A5

WHT

156

Courtesy Lamp Output

A6

WHT

156

Courtesy Lamp Output

A7

--

--

Not Used

A8

LT GRN

262

Door Key Lock Cylinder Switch Signal-Driver

A9

DK BLU

15

Turn Signal Lamp Feed-RF

A10

DK BLU

15

Turn Signal Lamp Feed-RF

A11

LT BLU

14

Turn Signal Lamp Feed-LF

A12

LT BLU

14

Turn Signal Lamp Feed-LF

B1

YEL

43

Fuse Output-ACCESSORY

B2

GRY

8

Instrument Panel Lamp Feed

B3

GRY

8

Instrument Panel Lamp Feed

B4

BRN

141

Fuse Output-IGN 3

B5

GRY

8

Instrument Panel Lamp Feed

B6

ORN/BLK

781

Power Door Lock Switch Output-Driver Switch-UNLOCK

B7

DK BLU

1307

Power Window Master Switch Output-LOCKOUT

B8

TAN

694

Power Door Lock Motor Feed-Driver Door Unlock

B9

TAN

294

Power Door Lock Motor Feed-UNLOCK

B10

--

--

Not Used

B11

WHT

17

Stop Lamp Switch Output

B12

GRY

295

Power Door Lock Motor Feed-LOCK

C1

PPL

1500

Fuse Output-ACCESSORY

C2

PNK

239

Fuse Output-IGN 1

C3

GRY

8

Instrument Panel Lamp Feed (w/ RPO NW9)

C3

--

--

Not Used (w/o RPO NW9)

C4

BRN

141

Fuse Output-IGN 3

C5

YEL

1127

Serial Data Signal-Class B to Trip Computer

C8

ORN

1840

Fuse Output-BATTERY

C9

DK BLU

49

Door Jamb Switch Signal-Driver

C10

WHT

1310

Canister Vent Valve Solenoid Output

C11

WHT

17

Stop Lamp Switch Output

C12

--

--

Not Used

D1

PPL

1500

Fuse Output-ACCESSORY/RUN/CRANK

D2

PNK

239

Fuse Output-IGN 1

D3

YEL

5

Ignition Switch Output-CRANK

D4

BRN

241

Fuse Output-IGN 3

D5

DK BLU

1128

Serial Data Signal-Class B to SIR

D8

ORN

1940

Fuse Output-BATTERY

D9

DK BLU/WHT

727

Door Latch Switch Signal-Secondary

D10

DK GRN/WHT

1135

Brake Transmission Shift Interlock Solenoid Feed

D10

--

--

Not Used (w/ RPO 9C1/9C6)

D11

ORN

267

Heated Mirror Element Feed

D11

--

--

Not Used

D12

--

--

Not Used(RPO 9C1/9C6)

E1

DK GRN

500

Ignition Switch Output-ACCESSORY

E2

PPL

806

Fuse Output-CRANK

E3

PNK

139

Fuse Output-IGN 3

E4

PNK

3

Ignition Switch Output-IGN 1

E5

LT GRN

1844

Park Brake Auto Apply Indicator Lamp Feed

E6

TAN/WHT

816

Brake Transmission Shift Interlock Solenoid Output

E6

--

--

Not Used (w/ RPO 9C1/9C6)

E7

--

--

Not Used

E8

ORN

2140

Fuse Output-BATTERY

E9

RED

242

Fuse Output-BATTERY

E10

LT BLU

1346

Headlamp Relay Output

E11

BLK

1050

Ground

E12

--

--

Not Used

F1

YEL

243

Fuse Output-ACCESSORY

F2

BRN

4

Ignition Switch Output-ACCESSORY

F3

--

--

Not Used

F4

PNK

339

Fuse Output-IGN 1

F5

BRN

41

Fuse Output-IGN 3

F6

ORN

300

Ignition Switch Output-IGN 3

F7

GRY/BLK

1458

Instrument Panel Lamp Feed-Secondary

F8

ORN

2140

Fuse Output-BATTERY

F9

TAN

201

Speaker Feed-LF

F10

GRY

118

Speaker Feed-RF

F11

BLK

707

Delayed Accessory Bus Relay Feed-COIL-Accessory Relay

F12

BLK/WHT

1969

High Beam Headlamp Relay Output-COIL

LH IP Accessory Wiring Junction Block, C3


Object Number: 605487  Size: CH

Connector Part Information

    • 12193908
    • 68 Way F Metric-Pack 280 Series, Flex Lock (NAT)

Pin

Wire Color

Circuit No.

Function

A1-A4

--

--

Not Used

A5

LT GRN

262

Door Key Lock Cylinder Switch Signal-Driver

--

--

--

Not Used (w/ RPO 9C1/9C6)

A6

DK BLU

1307

Power Window Master Switch Output-LOCKOUT

A7-A9

--

--

Not Used

A10

GRY

8

Instrument Panel Lamp Feed

A11-A12

--

--

Not Used

B1

GRY

295

Power Door Lock Motor Feed-LOCK

B2-B3

--

--

Not Used

B4

TAN

294

Power Door Lock Motor Feed-UNLOCK

B5

TAN

694

Power Door Lock Motor Feed-Driver Door Unlock

B6

DK BLU

1307

Power Window Master Switch Output-LOCKOUT

B7

ORN/BLK

781

Power Door Lock Switch Output-Driver Switch Unlock

B8-B9

--

--

Not Used

B10

GRY

8

Instrument Panel Lamp Feed

B11-C1

--

--

Not Used

C2

WHT

17

Stoplamp Switch Output

C3

WHT

1310

Canister Vent Valve Solenoid Output

C4

DK BLU

49

Door Jamb Switch Signal-Driver

C5

ORN

1840

Fuse Output-ACCESSORY

--

--

--

Not Used (w/ RPO 9C1/9C6)

C8

YEL

1127

Serial Data Signal-Class B to Trip Computer

--

--

--

Not Used (w/ RPO 9C1/9C6)

C9

BRN

141

Fuse Output-IGN 3

--

--

--

Not Used (w/ RPO 9C1/9C6)

C10-C12

--

--

Not Used

D1

YEL

343

Fuse Output-ACCESSORY

D2

ORN

267

Heated Mirror Element Feed

--

--

--

Not Used (w/ RPO 9C1/9C6)

D3

DK GRN/WHT

1135

Brake Transmission Shift Interlock Solenoid Feed

D4

DK BLU/WHT

727

Door Latch Switch Signal-Secondary

D5

--

--

Not Used

D8

DK BLU

1128

Serial Data Signal-Class B to SIR

D9-D10

--

--

Not Used

D11

PNK

239

Fuse Output-IGN 1

D12

--

--

Not Used

E1

YEL

343

Fuse Output-ACCESSORY

E2-E5

--

--

Not Used

E6

ORN

2040

Fuse Output-BATTERY

E7

RED/WHT

816

Brake Transmission Shift Interlock Solenoid Output

E8

LT GRN

1844

Park Brake Auto Apply Indicator Lamp Feed

E9-F2

--

--

Not Used

F3

GRY

118

Speaker Return-LF

F4

TAN

201

Speaker Feed-LF

F5-F9

--

--

Not Used

F10

YEL

1139

Fuse Output-IGN 1

F11-F12

--

--

Not Used

RH IP Accessory Wiring Junction Block, C1


Object Number: 362761  Size: CH

Connector Part Information

    • 12193906
    • 68 Way F Metric-Pack 280 Series Flex Lock (BLK)

Pin

Wire Color

Circuit No.

Function

A1-A2

--

--

Not Used

A3

GRY

157

Interior Lamp Output

A4

DK BLU

1307

Power Window Master Switch Output-LOCKOUT

A5

WHT

1487

Switched Antenna Enable Output

A6

GRY

295

Power Door Lock Motor Feed-LOCK

A7

BLK

1051

Ground-Clean

A7

--

--

Not Used (w/ RPO 9C1/9C6)

A8

WHT

888

Wheel Speed Sensor Return-RR

A9

--

--

Not Used

A10

RED

885

Wheel Speed Sensor Return-LR

A11

--

--

Not Used

A12

BLK

884

Wheel Speed Sensor Signal-LR

B1

YEL

116

Speaker Return-RF

B2

DK GRN

117

Speaker Return-LR

B3

ORN

267

Heated Mirror Element Feed

B4

--

--

Not Used

B5

LT BLU

115

Speaker Return-RR

B6

DK BLU

46

Speaker Feed-RR

B7

PPL

2232

AMF Sensor

B8

DK BLU/WHT

148

Glove Box Lamp Feed

B9

RED/BLK

744

Trunk Ajar Switch Signal

B10

YEL

18

Stop/Trunk Lamp Feed

B11

DK BLU/WHT

727

Door Latch Switch Signal-Secondary

B12

GRY

120

Fuel Pump Motor Feed

C1

BRN

199

Speaker Feed-LR

C2

LT GRN

200

Speaker Feed-RF

C3

DK GRN

19

Stop/Turn Lamp Feed-RR

C3

--

--

Not Used (w/ RPO WX9)

C4

LT GRN/BLK

735

Outside Ambient Temperature Sensor Signal

C4

--

--

Not Used (w/ RPO 9C1/9C6)

C5

GRY

2709

Reference 5 Volts to Fuel Tank Pressure 1 Sensor

C8

DK BLU/WHT

148

Glove Box Lamp Feed

C9

TAN

294

Power Door Lock Motor Feed-UNLOCK

C10

BLK

808

Sensor Return

C11

GRY

8

Instrument Panel Lamp Feed

C12

BLK/WHT

1251

Ground-Clean

D1

ORN/BLK

781

Power Door Lock Switch Output-Driver Switch-UNLOCK

D2

DK GRN

890

Fuel Tank Pressure Sensor Signal

D3

--

--

Not Used

D4

ORN

2440

Fuse Output-BATTERY

D5

PPL

1589

Fuel Gauge Sensor Signal

D8

--

--

Not Used

D9

ORN

1640

Fuse Output-BATTERY (w/ RPO 9C1/9C6)

D9

--

--

Not Used (w/oRPO 9C1/9C6)

D10

WHT

193

Rear Defogger Relay Output-COIL

D11

ORN

480

Fuse Output-Electronic Control

D12

LT BLU

1344

Trunk Release Relay Output-COIL

E1

LT GRN

262

Door Key Lock Cylinder Switch Signal-Driver

E1

--

--

Not Used (w/ RPO 9C1/9C6)

E2

--

--

Not Used

E3

DK BLU

38

Ignition Switch Output-IGN 1

E4

ORN

2440

Fuse Output-BATTERY

E4

--

--

Not Used (w/ RPO 9C1/9C6)

E5-E7

--

--

Not Used

E8

BRN/WHT

301

Park Lamp Switch Output-IGN 3

E9

--

--

Not Used

E9

--

--

Not Used (w/ 9C1/9C6)

E10

ORN

1240

Fuse Output-BATTERY

E11

--

--

Not Used

E12

BRN

882

Wheel Speed Sensor Signal-RR

F1

WHT

1080

Parklamp Relay Output-COIL

F2

RED

342

Fuse Output-BATTERY

F3

ORN

2540

Fuse Output-BATTERY

F4

DK BLU

1393

Interior Lamp Relay Output-COIL

F5

--

--

Not Used

F6

ORN

440

Fuse Output-BATTERY

F7

--

--

Not Used

F8

ORN

540

Fuse Output-BATTERY

F9

RED

742

Fuse Output-IGN 3

F10

RED

1042

Fuse Output-BATTERY

F11

ORN

2640

Fuse Output-BATTERY

F12

YEL

32

Fuse Output- IP Lamps

RH IP Accessory Wiring Junction Block, C3


Object Number: 366000  Size: CH

Connector Part Information

    • 12193908
    • 68 Way F Metric-Pack 280 Series Flex Lock (NAT)

Pin

Wire Color

Circuit No.

Function

A1

BLK

884

LR Wheel Speed Sensor Signal

A2

--

--

Not Used

A3

RED

885

LR Wheel Speed Sensor Low Reference

A4

--

--

Not Used

A5

WHT

883

RR Wheel Speed Sensor Low Reference

A6

BLK

1051

Ground (UQ3)

A6

BLK

1051

Ground (UQ3)

A6

--

--

Not Used (UW6)

A7

GRY

295

Door Lock Motor Lock

A8

WHT

1487

Antenna Enable Signal

A8

WHT

1487

Antenna Enable Signal (UQ3)

A9

YEL

343

Accessory Voltage

A10

GRY

157

Interior Lamp Control

A11

DK BLU/WHT

149

Courtesy Lamp Supply Voltage

A11

DK BLU/WHT

149

Courtesy Lamp Supply Voltage

A12

ORN

2840

Battery Positive Voltage

B1

GRY

120

Fuel Pump Supply Voltage

B2

DK BLU/WHT

727

Secondary Door Latch Switch Signal

B3

--

--

Not Used

B4

RED/BLK

744

Trunk Ajar Switch Signal

B4

RED/BLK

744

Trunk Ajar Switch Signal

B5

--

--

Not Used

B6

PPL

2232

Amp Sense (UQ3)

B6

--

--

Not Used

B7

DK BLU

46

RR Speaker Output (+)

B8

LT BLU

115

RR Speaker Output (-)

B9

--

--

Not Used

B10

ORN

267

Heated Mirrors Supply Voltage

B11

DK GRN

117

RF Speaker Output (-)

B12

YEL

116

LR Speaker Output (-)

C1

BLK/WHT

1251

Ground

C2

GRY

8

IP Lamp Supply Voltage - 1

C3

BLK

808

Low Reference

C3

BLK

808

Low Reference

C4

TAN

294

Door Lock Motor Unlock

C5

--

--

Not Used

C8

GRY

2709

5 Volt Reference

C9

LT GRN/BLK

735

Outside Air Temperature Sensor Signal

C10

--

--

Not Used

C11

LT GRN

200

RF Speaker Output (+)

C12

BRN

199

LR Speaker Output (+)

D1

LT BLU

1344

Trunk Release Relay Control

D2

ORN

480

Heated Seats Supply Voltage

D2

ORN

480

Heated Seats Supply Voltage

D3

--

--

Not Used

D4

ORN

1640

Battery Positive Voltage

D5

--

--

Not Used

D8

PPL

1589

Fuel Level Sensor Signal - Primary

D9

--

--

Not Used

D10

LT GRN

24

Backup Lamp Supply Voltage

D10

LT GRN

24

Backup Lamp Supply Voltage

D11

DK GRN

890

Fuel Tank Pressure Sensor Signal

D12

ORN/BLK

781

Driver Door Lock Switch Unlock Signal

E1

BRN

882

RR Wheel Speed Sensor Signal

E2

DK GRN

1927

Radio Antenna/Rear Window Defog Control Module Supply Voltage

E3

--

--

Not Used

E4

ORN

340

Battery Positive Voltage

E5

BRN/WHT

301

Park Lamp Switch On Signal

E6-E7

--

--

Not Used

E8

ORN

2340

Battery Positive Voltage

E9

ORN

2440

Battery Positive Voltage

E10-E11

--

--

Not Used

E12

LT GRN

262

Driver Door Key Switch Signal

F1

--

--

Not Used

F2

ORN

2640

Battery Positive Voltage (UQ3)

F2

ORN

2640

Battery Positive Voltage (UQ3)

F2

--

--

Not Used (UW6)

F3-F7

--

--

Not Used

F8

ORN

2340

Battery Positive Voltage

F9-F12

--

--

Not Used

Fuse Block (SEO)


Object Number: 73243  Size: CH

Connector Part Information

    • 12160504
    • 36 Way F Metric-Pack 280 Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A1-A7

--

--

Not Used

A8

ORN

3949

Fuse Output-BATTERY

A9

BLK

2710

Fuse Output-LH SPOT Lamp

B1

LT GRN

2236

TBD Blunt End

B2

--

--

Not Used

B3

LT BLU

2233

TBD Blund End

B4

--

--

Not Used

B5

DK GRN

2237

TBD Blunt End

B6

--

--

Not Used

B7

DK BLU

2235

TBD Blunt End

B8-B9

--

--

Not Used

C1

BLk

1050

Ground

C2

--

--

Not Used

C3

orn

3840

Fuse Output-BATTERY

C4

--

--

Not Used

C5

BLK

1050

Ground

C6

--

--

Not Used

C7

ORN

3940

Fuse Output-BATTERY

C8-C9

--

--

Not Used

D1-D7

--

--

Not Used

D8

ORN

3940

Fuse Output-BATTERY

D9

BLK

2711

Fuse Output-RH Spot Lamp

Rear Compartment Courtesy Lamp, LH (SEO)


Object Number: 95782  Size: CH

Connector Part Information

    • 12124842
    • 2 Way M Metric-Pack 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

2244

Emergency Lamp Feed

B

BRN

2238

Switched Feed Emergency Lamp

Rear Compartment Courtesy Lamp, RH (SEO)


Object Number: 95782  Size: CH

Connector Part Information

    • 12103721
    • 2 Way M Metric-Pack 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

2238

Switched Feed Emergency Lamp

B

--

--

Not Used