GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2002 🢒 Regal 🢒 Brakes 🢒 Antilock Brake System 🢒 Lighting Systems Connector End Views
Table 1: Ambient Light Sensor
Table 2: Backup Lamp Relay (Regal)
Table 3: Center High Mounted Stop Lamp (CHMSL)
Table 4: Courtesy Lamp-Left
Table 5: Courtesy Lamp-Right
Table 6: Dome Lamp
Table 7: Fog Lamp-LF
Table 8: Fog Lamp-RF
Table 9: Fog Lamp Switch
Table 10: Headlamp Assembly -- Left
Table 11: Headlamp Assembly -- Right
Table 12: Headlamp Relay
Table 13: Headlamp Switch
Table 14: I/P Compartment Lamp/Switch
Table 15: Park Lamp Relay
Table 16: Rear Compartment Courtesy Lamp
Table 17: Roof Rail Courtesy/Reading Lamp-Left
Table 18: Roof Rail Courtesy/Reading Lamp-Right
Table 19: Stop Lamp Switch, C1
Table 20: Stop Lamp Switch, C2
Table 21: Turn Signal/Hazard Flasher Module
Table 22: Vanity Mirror Lamp-Left
Table 23: Vanity Mirror Lamp-Right

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

Backup Lamp Relay (Regal)


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

Center High Mounted Stop Lamp (CHMSL)


Object Number: 838807 Size: CH

Connector Part Information
    • 9108850208 (Lighting Components & Design)
    • 2-Way Bulb Base, 23-244 Twist Lock Housing (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

17

Stop Lamp Switch Signal

B

BLK

350

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


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


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


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


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 Assembly -- Left


Object Number: 666638 Size: CH

Connector Part Information
    • 12177081
    • 10-Way F GT 150 Series, Sealed 5.2 (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1350

Ground

B

BRN

9

Park Lamp Supply Voltage

C

--

--

Not Used

D

LT BLU

14

Left Turn Signal Lamps Supply Voltage

E

BRN

9

Park Lamp Supply Voltage

F

ORN

1640

Battery Positive Voltage

G

PNK

1200

Headlamp High Beam Signal

H

ORN/BLK

1640

Battery Positive Voltage

J

DK BLU

1201

Headlamp Low Beam Signal

K

ORN

57

Left Cornering Lamp Suply Voltage

Headlamp Assembly -- Right


Object Number: 666638 Size: CH

Connector Part Information
    • 12177081
    • 10-Way F GT 150 Series, Sealed 5.2 (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1350

Ground

B

BRN

9

Park Lamp Supply Voltage

C

--

--

Not Used

D

DK BLU

15

Right Turn Signal Lamps Supply Voltage

E

BRN/WHT

9

Park Lamp Supply Voltage

F

ORN

1740

Battery Positive Voltage

G

PNK/BLK

1200

Headlamp High Beam Signal

H

ORN/BLK

1740

Battery Positive Voltage

J

DK BLU/WHT

1201

Headlamp Low Beam Signal

K

BLK

58

Right Cornering Lamp Suply Voltage

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

Headlamp Switch Headlamps ON 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 Lamp OFF Signal

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 Switch Signal

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
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

BLK

1450

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

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

RED/BLK

737

Rear Compartment Lamp Control (w/Entrapment Protection, w/o Entrapment Protection w/Jumper)l

B

ORN/BLK

737

Rear Compartment Lamp Control (w/o Entrapment Protection w/o Jumper)

Roof Rail Courtesy/Reading Lamp-Left


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


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

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


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


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