GM Service Manual Online
For 1990-2009 cars only
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-Left Front
Table 8: Fog Lamp-Right Front
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: IP Compartment Lamp/Switch
Table 15: Park Lamp Relay
Table 16: Rear Compartment Lid Ajar Switch
Table 17: Roof Rail Courtesy/Reading Lamp-Right
Table 18: Roof Rail Courtesy/Reading Lamp-Left
Table 19: Stoplamp Switch, C1
Table 20: Stoplamp 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 Metric-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 Metric-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: 405580  Size: CH

Connector Part Information

    • 08911772
    • 2-Way F Metric-Pack PAC/CON (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

17

Stop Lamp Switch Signal

B

RED

350

Ground

Courtesy Lamp-Left


Object Number: 82383  Size: CH

Connector Part Information

    • 12047662
    • 2-Way F Metric-Pack 150 Series (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: 82383  Size: CH

Connector Part Information

    • 12047662
    • 2-Way F Metric-Pack 150 Series (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 Metric-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-Left Front


Object Number: 35430  Size: CH

Connector Part Information

    • 12020599
    • 2-Way F Metric-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Front Fog Lamps Supply Voltage

B

BLK

1350

Ground

Fog Lamp-Right Front


Object Number: 35430  Size: CH

Connector Part Information

    • 12020599
    • 2-Way F Metric-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Front Fog Lamps Supply Voltage

B

BLK

1350

Ground

Fog Lamp Switch


Object Number: 258245  Size: CH

Connector Part Information

    • 12065872
    • 7-Way F Metric-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 Lamp Relay Control

5

GRY

8

Instrument Panel Lamp Supply Voltage-1

6

--

--

Not Used

7

DK GRN/WHT

1317

Fog Lamp Relay Control

Headlamp Assembly-Left


Object Number: 570216  Size: CH

Connector Part Information

    • 12065425
    • 10-Way F Metri-Pack 150 Series (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 Supply Voltage (w/RP0 LG8)

Headlamp Assembly-Right


Object Number: 570216  Size: CH

Connector Part Information

    • 12065425
    • 10-Way F Metri-Pack 150 Series Sealed (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 Supply Voltage (w/RP0 LG8)

Headlamp Relay


Object Number: 309518  Size: CH

Connector Part Information

    • 12129715
    • 6-Way F Metric-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 Sealed (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 Lamp Supply Voltage-1

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 Lamp Supply Voltage-1

S

YEL

32

Instrument Panel Lamp Fuse Supply Voltage-1

IP 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 Metric-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 Lid Ajar Switch


Object Number: 333035  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

BLK

350

Ground

B

ORN/BLK

737

Trunk Ajar Signal

C

--

--

Not Used

Roof Rail Courtesy/Reading Lamp-Right


Object Number: 333035  Size: CH

Connector Part Information

    • 12047781
    • 3-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

WHT

156

Courtesy Lamp Low Control

C

BLK

850

Ground

Roof Rail Courtesy/Reading Lamp-Left


Object Number: 333035  Size: CH

Connector Part Information

    • 12047781
    • 3-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

1732

Courtesy Lamps Supply Voltage

B

WHT

156

Courtesy Lamp Low Control

C

BLK

850

Ground

Stoplamp Switch, C1


Object Number: 73251  Size: CH

Connector Part Information

    • 12033701
    • 2-Way F Metric-Pack 480 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

140

Battery Positive Voltage

B

WHT

17

Stoplamp Switch Signal

Stoplamp Switch, C2


Object Number: 40397  Size: CH

Connector Part Information

    • 12033706
    • 4-Way F Metric-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 Metric-Pack 280 Series Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A1

LT BLU

1508

Turn/Hazard Module Supply Voltage

A1

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 Metri-Pack 150 Series (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 Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

ORN

1732

Courtesy Lamps Supply Voltage

2

BLK

850

Ground