GM Service Manual Online
For 1990-2009 cars only

Auxiliary Power Outlet Connector


Object Number: 38228  Size: CH

Connector Part Information

    • 12047699
    • 2-Way M Sleeve and 1 Cigar Lighter Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

2540

Battery Positive Voltage

B

BLK

1450

Ground

Cigar Lighter Connector


Object Number: 365964  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

ORN

2540

Battery Positive Voltage

B

--

--

Not Used

C

BLK

1450

Ground

Ignition Switch Connector C1


Object Number: 258183  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

RED

142

Battery Positive Voltage

B

YEL

5

Crank Voltage

C

ORN

300

Ignition 3 Voltage

D

LT GRN

80

Key In Ignition Switch Signal

E

DK GRN

500

Ignition 0 Voltage

F

--

--

Not Used

Ignition Switch Connector C2


Object Number: 258182  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

RED

42

Battery Positive Voltage

B

PNK

3

Ignition 1 Voltage

C

BRN

4

Accessory Voltage

D

--

--

Not Used

E

BLK

1550

Ground

F

--

--

Not Used

Auxiliary Power Drop Connector


Object Number: 316903  Size: CH

Connector Part Information

    • 12129490
    • 3-Way M Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

2540

Battery Positive Voltage

B

YEL

643

Accessory Voltage

C

BLK

1450

Ground

Fuse Block -- Underhood Connector C1


Object Number: 280784  Size: CH

Connector Part Information

    • 15303513
    •  68-Way F Metri-Pack 280 Series Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A1

BLK/WHT

451

Ground

A2

WHT

504

Coolant Fan Motor Ground

A3

DK GRN

335

Low Speed Cooling Fan Relay Control

A4

PNK

339

Ignition 1 Voltage (RPO LX5 Only)

A5

PNK

339

Ignition 1 Voltage (RPO L36 Only)

A6-A7

--

--

Not Used

A8

ORN

2740

Battery Positive Voltage

A9

PNK

839

Ignition 1 Voltage

A10

GRY

532

Coolant Fan Motor Supply Voltage

A11

DK BLU

473

High Speed Cooling Fan Relay Control

A12

ORN/BLK

434

Neutral Safety Switch Signal

B1

BLK/WHT

451

Ground

B2

PNK

439

Ignition 1 Voltage

B3

BLK/WHT

451

Ground

B4

PNK

339

Ignition 1 Voltage (RPO  LX5 Only)

B5-B6

--

--

Not Used

B7

PNK

1039

Ignition 1 Voltage

B8-B11

--

--

Not Used

B12

YEL

1737

Neutral Safety Switch Signal

C1-C3

--

--

Not Used

C4

PNK

339

Ignition 1 Voltage (w/ RPO  L36 or w/ RPO  LX5 and NB7)

C5

PNK

839

Ignition 1 Voltage

C8

--

--

Not Used

C9

PNK

639

Ignition 1 Voltage

C10

--

--

Not Used

C11

BLK

1050

Ground

C12-D4

--

--

Not Used

D5

PPL

420

TCC Brake Switch Signal

D8

ORN

540

Battery Positive Voltage

D9

PPL

806

Crank Voltage

D10

WHT

1310

EVAP Canister Vent Solenoid Control

D11

--

--

Not Used

D12

LT BLU/BLK

396

Cruise Control Engaged Signal

E1-E2

--

--

Not Used

E3

DK GRN/WHT

465

Fuel Pump Relay Control

E4

PNK

1339

Ignition 1 Voltage

E5-E7

--

--

Not Used

E8

PPL

1500

Ignition 0 Voltage

E9

PNK

239

Ignition 1 Voltage

E10-E12

--

--

Not Used

F1

ORN

840

Battery Positive Voltage

F2-F5

--

--

Not Used

F6

LT GRN

24

Backup Lamp Supply Voltage

F7

DK GRN

59

A/C Compressor Clutch Supply Voltage

F8

DK GRN/WHT

459

A/C Clutch Relay Control

F9

LT GRN

275

Park Neutral Position Switch Park Signal

F10

PPL

6

Starter Solenoid Crank Voltage

F11

--

--

Not Used

F12

LT BLU

409

Coolant Fan Motor Supply Voltage

Fuse Block -- Underhood Connector C2


Object Number: 73168  Size: CH

Connector Part Information

    • 15328719
    • 68-Way F Metri-Pack 280 Series Flexlock (BRN)

Pin

Wire Color

Circuit No.

Function

A1-A2

--

--

Not Used

A3

GRY

120

Fuel Pump Supply Voltage

A4

BRN

9

Park Lamp Supply Voltage

A5

--

--

Not Used

A6

LT GRN

24

Backup Lamp Supply Voltage

A7

PPL

1500

Ignition 0 Voltage

A8-A10

--

--

Not Used

A11

WHT

1310

EVAP Canister Vent Solenoid Control

A12-B5

--

--

Not Used

B6

PPL

420

TCC Brake Switch Signal

B7-B8

--

--

Not Used

B9

LT GRN

275

Park Neutral Position Switch Park Signal

B10-C8

--

--

Not Used

C9

LT GRN

275

Park Neutral Position Switch Park Signal

C10

--

--

Not Used

C11

ORN/BLK

434

Neutral Safety Switch Signal

C12

LT BLU/BLK

396

Cruise Control Engaged Signal

D1

--

--

Not Used

D2

PNK

439

Ignition 1 Voltage

D3-D8

--

--

Not Used

D9

BLK

58

Right Cornering Lamp Supply Voltage

D10-D11

--

--

Not Used

D12

ORN

57

Left Cornering Lamp Supply Voltage

E1

--

--

Not Used

E2

PNK

339

Ignition 1 Voltage

E3-E5

--

--

Not Used

E6

PNK

1200

Headlamp Output - High Beam

E7-E8

--

--

Not Used

E9

PPL

806

Crank Voltage

E10

--

--

Not Used

E11

RED

228

Windshield Washer Pump Control

E12

BLK/WHT

99

Windshield Washer Fluid Level Signal

F1

ORN

1340

Battery Positive Voltage

F2

PNK

339

Ignition 1 Voltage

F3-F4

--

--

Not Used

F5

DK GRN/

WHT

1317

Fog Lamp Relay Control

F6

PPL

34

Front Fog Lamps Supply Voltage

F7

BLK

28

Horn Relay Control

F8-F9

--

--

Not Used

F10

DK BLU

1201

Headlamp Output - Low Beam

F11

LT BLU

14

Left Turn Signal Lamps Supply Voltage

F12

DK BLU

15

Right Turn Signal Lamps Supply Voltage

Fuse Block -- Underhood Connector C3


Object Number: 73172  Size: CH

Connector Part Information

    • 15303512
    • 68-Way F Metri-Pack 280 Series Flexlock (GRY)

Pin

Wire Color

Circuit No.

Function

A1-A4

--

--

Not Used

A5

BRN

9

Park Lamp Supply Voltage

A6

PPL

34

Front Fog Lamps Supply Voltage

A7

DK GRN

29

Horn Control

A8-A9

--

--

Not Used

A10

DK/BLU

1201

Headlamp Output - Low Beam

A11

LT BLU

14

Left Turn Signal Lamps Supply Voltage

A12

DK BLU

15

Right Turn Signal Lamps Supply Voltage

B1-B4

--

--

Not Used

B5

BRN/WHT

9

Park Lamp Supply Voltage

B6

PPL/WHT

34

Front Fog Lamps Supply Voltage

B7-C4

--

--

Not Used

C5

BRN

9

Park Lamp Supply Voltage

C8

PNK

1200

Headlamp Output - High Beam

C9-C10

--

--

Not Used

C11

RED

228

Windshield Washer Pump Control

C12

BLK/WHT

99

Windshield Washer Fluid Level Signal

D1-D4

--

--

Not Used

D5

BRN

9

Park Lamp Supply Voltage

D8

PNK/BLK

1200

Headlamp Output - High Beam

D9-D10

--

--

Not Used

D11

BLK

58

Right Cornering Lamp Supply Voltage

D12

ORN

57

Left Cornering Lamp Supply Voltage

E1

ORN

1640

Battery Positive Voltage

E2

ORN

1740

Battery Positive Voltage

E3-E10

--

--

Not Used

E11

DK BLU/

WHT

1201

Headlamp Output - Low Beam

E12

--

--

Not Used

F1

ORN/BLK

1640

Battery Positive Voltage

F2

ORN/BLK

1740

Battery Positive Voltage

F3-F12

--

--

Not Used

Fuse Block -- Underhood Connector C4


Object Number: 280788  Size: CH

Connector Part Information

    • 12146038
    • 2-Way F MaxiFuse® (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

242

Battery Positive Voltage

B

RED

142

Battery Positive Voltage

Fuse Block -- Underhood Connector C5


Object Number: 258677  Size: CH

Connector Part Information

    • 12146037
    • 2-Way F MaxiFuse® (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

RED

42

Battery Positive Voltage

Fuse Block -- Underhood Connector C6


Object Number: 258627  Size: CH

Connector Part Information

    • 12160605
    • 2-Way F MaxiFuse® (GRN)

Pin

Wire Color

Circuit No.

Function

A

RED

742

Battery Positive Voltage

B

RED

642

Battery Positive Voltage

Fuse Block -- Underhood Accessory Connector


Object Number: 740451  Size: CH

Connector Part Information

    • 15354607
    • 7-Way Metri-Pack 150 Solid

Pin

Wire Color

Circuit No.

Function

A5

BRN

436

Air Pump Relay Control

B4

RED

78

Air Pump Supply Voltage

B6

ORN

1240

Battery Positive Voltage

C1

ORN

1240

Battery Positive Voltage

C2

RED/WHT

202

Battery Positive Voltage

C3

RED

102

Battery Positive Voltage

C5

PNK

339

Ignition 1 Voltage