GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2004 🢒 Century 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Lighting Systems Connector End Views
Table 1: Ambient Light Sensor
Table 2: Automatic Headlamp Relay
Table 3: Backup Lamp - Left
Table 4: Backup Lamp - Right
Table 5: Backup Lamp Relay
Table 6: Cornering/Marker Lamp - Left
Table 7: Cornering/Marker Lamp - Right
Table 8: Courtesy Lamp - Left
Table 9: Courtesy Lamp - Right
Table 10: Dome Lamp (w/o CF5, w/o C79)
Table 11: Fog Lamp - LF (Regal)
Table 12: Fog Lamp - RF (Regal)
Table 13: Fog Lamp Switch (Regal)
Table 14: Headlamp - High Beam - Left
Table 15: Headlamp - High Beam - Right
Table 16: Headlamp - Low Beam - Left
Table 17: Headlamp - Low Beam - Right
Table 18: Headlamp Switch
Table 19: I/P Compartment Lamp/Switch
Table 20: License Lamp - Left
Table 21: License Lamp - Right
Table 22: Marker Lamp - LR
Table 23: Marker Lamp - RR
Table 24: Park Lamp Relay
Table 25: Park/Turn Signal Lamp - LF
Table 26: Park/Turn Signal Lamp - RF
Table 27: Rear Compartment Courtesy Lamp
Table 28: Roof Rail Courtesy/Reading Lamp-Left (C79)
Table 29: Roof Rail Courtesy/Reading Lamp-Right (C79)
Table 30: Stop Lamp Switch, C1
Table 31: Stop Lamp Switch, C2
Table 32: Tail Lamp - LR
Table 33: Tail Lamp - RR
Table 34: Tail/Stop and Turn Signal Lamp - Left
Table 35: Tail/Stop and Turn Signal Lamp - Right
Table 36: Turn Signal/Hazard Flasher Module
Table 37: Vanity Mirror Lamp - Left (DH6)
Table 38: Vanity Mirror Lamp - Right (DH6)

Ambient Light Sensor


Object Number: 82383 Size: CH

Connector Part Information
    • 12047662
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL/BLK

1138

DRL Ambient Light Sensor Signal

B

LT GRN/

BLK

1137

DRL Ambient Light Sensor Low Reference

Automatic Headlamp Relay


Object Number: 309518 Size: CH

Connector Part Information
    • 12129715
    • 6-Way F Metri-Pack 280 Flexlock (GRY)

Pin

Wire Color

Circuit No.

Function

A1

ORN

1340

Battery Positive Voltage

A2

YEL

10

Headlamp Switch Signal

B1-B2

--

--

Not Used

C1

BLK

1750

Ground

C2

WHT

103

Automatic Headlamp Relay Control

Backup Lamp - Left


Object Number: 871665 Size: CH

Connector Part Information
    • 12160386
    • 2-Way F Lamp Socket B1 Base Assembly, Right Angle (GRY)

Pin

Wire Color

Circuit Number

Function

A

LT GRN

24

Backup Lamp Supply Voltage

G

BLK

350

Ground

Backup Lamp - Right


Object Number: 871665 Size: CH

Connector Part Information
    • 12160386
    • 2-Way F Lamp socket B1 Base Assembly, Right Angle (GRY)

Pin

Wire Color

Circuit Number

Function

A

LT GRN

24

Backup Lamp Supply Voltage

G

BLK

350

Ground

Backup Lamp Relay


Object Number: 309518 Size: CH

Connector Part Information
    • 12129715
    • 6-Way F Metri-Pack 280 Series Flex Lock (GRY)

Pin

Wire Color

Circuit No.

Function

A1

DK BLU

38

Backup Lamp Relay Control

A2

LT GRN

24

Backup Lamp Supply Voltage

B1-B2

--

--

Not Used

C1

ORN/BLK

840

Battery Positive Voltage

C2

ORN

840

Battery Positive Voltage

Cornering/Marker Lamp - Left


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F M/P 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

ORN

--

Left Cornering Lamp Supply Voltage

B

WHT

--

Marker Lamp Supply Voltage

C

BLK

--

Ground

Cornering/Marker Lamp - Right


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F M/P 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

ORN

--

Right Cornering Lamp Supply Voltage

B

WHT

--

Marker Lamp Supply Voltage

C

BLK

--

Ground

Courtesy Lamp - Left


Object Number: 407137 Size: CH

Connector Part Information
    • 12162711
    • 2-Way Lamp Socket Wedge Base (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

WHT

156

Courtesy Lamp Low Control

Courtesy Lamp - Right


Object Number: 407137 Size: CH

Connector Part Information
    • 12162711
    • 2-Way Lamp Socket Wedge Base (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

WHT

156

Courtesy Lamp Low Control

Dome Lamp (w/o CF5, w/o C79)


Object Number: 82383 Size: CH

Connector Part Information
    • 12047662
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

WHT

156

Courtesy Lamp Low Control

Fog Lamp - LF (Regal)


Object Number: 646148 Size: CH

Connector Part Information
    • 12020599
    • 2-Way F Metri-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

34

Fog Lamps Supply Voltage

B

BLK

1350

Ground

Fog Lamp - RF (Regal)


Object Number: 646148 Size: CH

Connector Part Information
    • 12020599
    • 2-Way F Metri-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Fog Lamps Supply Voltage

B

BLK

1350

Ground

Fog Lamp Switch (Regal)


Object Number: 258245 Size: CH

Connector Part Information
    • 12065872
    • 7-Way F Mirco-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

BLK

1750

Ground

3

PPL

34

Front Fog Lamps Supply Voltage

4

ORN

192

Fog Lamps Enable

5

GRY

8

Instrument Panel Lamps Dimmer Switch Signal

6

--

--

Not Used

7

DK GRN/

WHT

1317

Fog Lamp Relay Control

Headlamp - High Beam - Left


Object Number: 1232375 Size: CH

Connector Part Information
    • 699707-1 (AMP)
    • 2-Way F Position Receptacle Housing (BLK)
    • Indexing May Vary

Pin

Wire Color

Circuit Number

Function

A

GRN

--

Battery Positive Voltage

B

YEL

--

Headlamp High Beam Signal

Headlamp - High Beam - Right


Object Number: 1232375 Size: CH

Connector Part Information
    • 699707-1 (AMP)
    • 2-Way F Position Receptacle Housing (BLK)
    • Indexing May Vary

Pin

Wire Color

Circuit Number

Function

A

GRN

--

Battery Positive Voltage

B

YEL

--

Headlamp High Beam Signal

Headlamp - Low Beam - Left


Object Number: 1232370 Size: CH

Connector Part Information
    • 699707-2 (AMP)
    • 2-Way F Position Receptacle Housing (WHT)
    • Indexing May Vary

Pin

Wire Color

Circuit Number

Function

A

RED

--

Battery Positive Voltage

B

BLU

--

Headlamp Low Beam Signal

Headlamp - Low Beam - Right


Object Number: 1232370 Size: CH

Connector Part Information
    • 699707-2 (AMP)
    • 2-Way F Position Receptacle Housing (WHT)
    • Indexing May Vary

Pin

Wire Color

Circuit Number

Function

A

RED

--

Battery Positive Voltage

B

BLU

--

Headlamp Low Beam Signal

Headlamp Switch


Object Number: 283847 Size: CH

Connector Part Information
    • 12129431
    • 16-Way F ACT 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

1750

Ground

B-C

--

--

Not Used

D

YEL

10

Headlamp Switch Signal

E

ORN

1340

Battery Positive Voltage

F

LT BLU

1872

Exterior Lamps OFF Input

G

LT BLU

74

Park Lamp Switch Signal

H

--

--

Not Used

J

GRY

8

Instrument Panel Lamps Dimmer Switch Signal

K-L

--

--

Not Used

M

DK BLU/

WHT

1495

Courtesy Lamp Control

N

BLK

1750

Ground

P

BLK

1750

Ground

R

GRY

8

Instrument Panel Lamps Dimmer Switch Signal

S

YEL

32

Instrument Panel Lamp Fuse Supply Voltage-1

I/P Compartment Lamp/Switch


Object Number: 82383 Size: CH

Connector Part Information
    • 12047662
        TPA 15324070
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

BLK

1450

Ground

License Lamp - Left


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)
    • Indexing may vary

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

License Lamp - Right


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)
    • Indexing may vary

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

Marker Lamp - LR


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

Marker Lamp - RR


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

Park Lamp Relay


Object Number: 309518 Size: CH

Connector Part Information
    • 12129715
    • 6-Way F Metri-Pack 280 Flexlock (GRY)

Pin

Wire Color

Circuit No.

Function

A1

ORN

1340

Battery Positive Voltage

A2

ORN

1340

Battery Positive Voltage

B1-B2

--

--

Not Used

C1

LT BLU

74

Park Lamp Switch Signal

C2

GRY/BLK

308

Park Lamp Relay Control

Park/Turn Signal Lamp - LF


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F M/P 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

WHT/BLU

--

Left Turn Signal Lamps/DRL Supply Voltage

B

PPL

--

Park Lamp Supply Voltage

C

BLK

--

Ground

Park/Turn Signal Lamp - RF


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F M/P 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

WHT/BLU

--

Right Turn Signal Lamps/DRL Supply Voltage

B

PPL

--

Park Lamp Supply Voltage

C

BLK

--

Ground

Rear Compartment Courtesy Lamp


Object Number: 387544 Size: CH

Connector Part Information
    • 12124652
    • 2-Way F LP SOC WGE BSE W2 (CLR)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

ORN/BLK

737

Trunk Ajar Switch Signal

Roof Rail Courtesy/Reading Lamp-Left (C79)


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

156

Courtesy Lamp Low Control

B

BLK

850

Ground

C

ORN

1732

Courtesy Lamps Supply Voltage

Roof Rail Courtesy/Reading Lamp-Right (C79)


Object Number: 333035 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

156

Courtesy Lamp Low Control

B

BLK

850

Ground

C

ORN

1732

Courtesy Lamps Supply Voltage

Stop Lamp Switch, C1


Object Number: 73251 Size: CH

Connector Part Information
    • 12033701
    • 2-Way F Metri-Pack 480 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

140

Battery Positive Voltage

B

WHT

17

Stop Lamp Switch Signal

Stop Lamp Switch, C2


Object Number: 40397 Size: CH

Connector Part Information
    • 12033706
    • 4-Way F Metri-Pack 280 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A

PNK

1439

Ignition 1 Voltage

B

DK GRN/

WHT

1135

A/T Shift Lock Control Solenoid Supply Voltage

C

PNK

339

Ignition 1 Voltage

D

PPL

420

TCC Brake Switch/Cruise Control Release Signal

Tail Lamp - LR


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)
    • Indexing may vary

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

Tail Lamp - RR


Object Number: 744036 Size: CH

Connector Part Information
    • 12110053
    • 2-Way F Lamp Socket Wedge Base Assembly (LT GRY)
    • Indexing may vary

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

301

Rear Park Lamps Supply Voltage

B

BLK

350

Ground

Tail/Stop and Turn Signal Lamp - Left


Object Number: 38605 Size: CH

Connector Part Information
    • 12160394
    • 3-Way F Lamp Socket Wedge Base, Right Angled, Sealed (NAT)

Pin

Wire Color

Circuit Number

Function

A

DK GRN

18

Left Rear Stop/Turn Lamp Supply Voltage

B

BRN/WHT

301

Rear Park Lamps Supply Voltage

G

BLK

250

Ground

Tail/Stop and Turn Signal Lamp - Right


Object Number: 38605 Size: CH

Connector Part Information
    • 12160394
    • 3-Way F Lamp Socket Wedge Base, Right Angled, Sealed (NAT)

Pin

Wire Color

Circuit Number

Function

A

DK GRN

19

Right Rear Stop/Turn Lamp Supply Voltage

B

BRN/WHT

301

Rear Park Lamps Supply Voltage

G

BLK

350

Ground

Turn Signal/Hazard Flasher Module


Object Number: 281201 Size: CH

Connector Part Information
    • 12110541
    • 6-Way F Metri-Pack 280 Series Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A1

LT BLU

1508

Turn/Hazard Module Supply Voltage

LT BLU

1508

Turn/Hazard Module Supply Voltage

A2

--

--

Not Used

B1

--

--

Not Used

B2

BLK

1750

Ground

C1

PPL

16

Turn Signal Flasher Signal

C2

--

--

Not Used

Vanity Mirror Lamp - Left (DH6)


Object Number: 523637 Size: CH

Connector Part Information
    • 12162486
    • 2-Way F 2.54 mm Pitch SL Crimp Housing - Single Row, Positive Latch (BLK)

Pin

Wire Color

Circuit No.

Function

1

ORN

1732

Courtesy Lamps Supply Voltage

2

BLK

850

Ground

Vanity Mirror Lamp - Right (DH6)


Object Number: 523637 Size: CH

Connector Part Information
    • 12162486
    • 2-Way F 2.54 mm Pitch SL Crimp Housing - Single Row, Positive Latch (BLK)

Pin

Wire Color

Circuit No.

Function

1

ORN

1732

Courtesy Lamps Supply Voltage

2

BLK

850

Ground