GM Service Manual Online
For 1990-2009 cars only
Table 1: Ambient Light Sensor
Table 2: Backup Lamp Switch
Table 3: Backup Lamp--Left (Domestic/Japan)
Table 4: Backup Lamp--Left (Europe)
Table 5: Backup Lamp--Right (Domestic/Japan)
Table 6: Backup Lamp--Right (Europe)
Table 7: Center High Mounted Stop Lamp (CHMSL)
Table 8: Fog Lamp/Rear Compartment Lid Release Switch (Domestic)
Table 9: Fog Lamp Switch (Export)
Table 10: Fog Lamp-LF (Domestic)
Table 11: Fog Lamp--LF (Export)
Table 12: Fog Lamp--RF (Domestic)
Table 13: Fog Lamp--RF (Export)
Table 14: Fog Lamp--LR (Europe)
Table 15: Fog Lamp--RR (Europe)
Table 16: Footwell Courtesy Lamp-Left
Table 17: Footwell Courtesy Lamp-Right
Table 18: Hazard Switch
Table 19: Headlamp Door Assembly-Left
Table 20: Headlamp Door Assembly-Right
Table 21: Headlamp Door Control Module - C1
Table 22: Headlamp Door Control Module - C2
Table 23: IP Compartment Lamp
Table 24: License Lamp-Left
Table 25: License Lamp-Right
Table 26: Marker Lamp-LF
Table 27: Marker Lamp-LR
Table 28: Marker Lamp-RF
Table 29: Marker Lamp-RR
Table 30: Park Lamp--LF (Export)
Table 31: Park Lamp--RF (Export)
Table 32: Park/Turn Signal Lamp--LF (Domestic)
Table 33: Park/Turn Signal Lamp--RF (Domestic)
Table 34: Repeater Lamp--Left (Export)
Table 35: Repeater Lamp--Right (Export)
Table 36: Rear Compartment Courtesy Lamp -- Left
Table 37: Rear Compartment Courtesy Lamp -- Right
Table 38: Stop Lamp Switch C1
Table 39: Stop Lamp Switch C2
Table 40: Stop Lamp Switch C3
Table 41: Tail/Stop Lamp--Left (Export)
Table 42: Tail/Stop Lamp--Right (Export)
Table 43: Tail/Stop and Turn Signal Lamp--Left (Domestic)
Table 44: Tail/Stop and Turn Signal Lamp--Right (Domestic)
Table 45: Turn Signal Lamp--LF (Export)
Table 46: Turn Signal Lamp--RF (Export)
Table 47: Turn Signal Lamp--RR (Export)
Table 48: Turn Signal Lamp--LR (Export)
Table 49: Underhood Lamp
Table 50: Vanity Mirror Lamp-Left
Table 51: 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 Low Reference

B

LT GRN/BLK

1137

DRL Ambient Light Sensor Signal

Backup Lamp Switch


Object Number: 516604  Size: CH

Connector Part Information

    • 12103584
    • 2-Way M Weather Pack (BRN)

Pin

Wire Color

Circuit No.

Function

A

BRN

341

Ignition 3 Voltage

B

GRY

1524

Backup Lamp Relay Control

Backup Lamp--Left (Domestic/Japan)


Object Number: 517809  Size: CH

Connector Part Information

    • R12160391
    • 3-Way Lamp Socket Bulb Bases Type C-2 (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

24

Backup Lamp Supply Voltage

B

--

--

Not Used

G

BLK

150

Ground

Backup Lamp--Left (Europe)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

24

Backup Lamp Supply Voltage

G

BLK

150

Ground

Backup Lamp--Right (Domestic/Japan)


Object Number: 517809  Size: CH

Connector Part Information

    • R12160391
    • 3-Way Lamp Socket Bulb Bases Type C-2 (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

24

Backup Lamp Supply Voltage

B

--

--

Not Used

G

BLK

150

Ground

Backup Lamp--Right (Europe)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

24

Backup Lamp Supply Voltage

G

BLK

150

Ground

Center High Mounted Stop Lamp (CHMSL)


Object Number: 655692  Size: CH

Connector Part Information

    • 12162192
    • 2-Way F Metri Pack 150.2 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

820

CHMSL Supply Voltage

B

BLK

150

Ground

Fog Lamp/Rear Compartment Lid Release Switch (Domestic)


Object Number: 280793  Size: CH

Connector Part Information

    • 12052444
    • 8-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

ORN

2840

Battery Positive Voltage

2

ORN/BLK

192

Front Fog Lamp Switch Signal

3

YEL

183

Front Fog Lamp Indicator Control

4

--

--

Not Used

5

PPL

34

Fog Lamps Supply Voltage

6

BLK

1576

Trunk Release Switch Signal

7

BRN

9

Park Lamp Supply Voltage

8

WHT

717

Illuminated Display Signal

Fog Lamp Switch (Export)


Object Number: 280793  Size: CH

Connector Part Information

    • 12052444
    • 8-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

ORN

2840

Battery Positive Voltage

2

ORN/BLK

192

Front Fog Lamp Switch Signal

3

YEL

183

Front Fog Lamp Indicator Control

4

RED

122

Rear Fog Lamp Supply Voltage

5

PPL

34

Fog Lamps Supply Voltage

6

LT BLU

187

Rear Fog Lamp Switch Signal

7

BRN

9

Park Lamp Supply Voltage

8

WHT

717

Illuminated Display Signal

Fog Lamp-LF (Domestic)


Object Number: 646148  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Fog Lamps Supply Voltage

B

BLK

150

Ground

Fog Lamp--LF (Export)


Object Number: 333041  Size: CH

Connector Part Information

    • 12162000
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Fog Lamps Supply Voltage

B

BLK

150

Ground

Fog Lamp--RF (Domestic)


Object Number: 646148  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Fog Lamp Supply Voltage

B

BLK

150

Ground

Fog Lamp--RF (Export)


Object Number: 333041  Size: CH

Connector Part Information

    • 12162000
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

34

Fog Lamp Supply Voltage

B

BLK

150

Ground

Fog Lamp--LR (Europe)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B-1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

122

Rear Fog Lamp Supply Voltage

G

BLK

150

Ground

Fog Lamp--RR (Europe)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B-1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

122

Fog Lamp Feed-Rear

G

BLK

150

Ground

Footwell Courtesy Lamp-Left


Object Number: 154339  Size: CH

Connector Part Information

    • 12162223
    • 2-Way Lamp Socket Bulb Bases-Type W-2 (CLR)

Pin

Wire Color

Circuit No.

Function

A

ORN

740

Battery Positive Voltage

B

BLK

150

Ground

Footwell Courtesy Lamp-Right


Object Number: 154339  Size: CH

Connector Part Information

    • 12162223
    • 2-Way Lamp Socket Bulb Bases-Type W-2 (CLR)

Pin

Wire Color

Circuit No.

Function

A

ORN

740

Battery Positive Voltage

B

BLK

150

Ground

Hazard Switch


Object Number: 62464  Size: CH

Connector Part Information

    • 12064769
    • 10-Way F Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

ORN

140

Battery Positive Voltage

C

PNK

1739

Ignition 1 Voltage

D

--

--

Not Used

E

GRY/BLK

1458

Instrument Panel Lamp Supply Voltage - 4

F

LT BLU

14

Left Turn Signal Status Signal

G

DK BLU

15

Right Turn Signal Status Signal

H

PPL

16

Turn Signal Flasher Signal

J

BRN

27

Hazard Flasher Signal

K

WHT

17

Stop Lamp Switch Signal (Domestic)

Headlamp Door Assembly-Left


Object Number: 243503  Size: CH

Connector Part Information

    • 12084890
    • 5-Way F Metri-Pack 280 Series (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

577

Left Headlamp Door Motor Down

B

LT GRN

576

Left Headlamp Door Motor Up

C

YEL

712

Left Headlamp Low Beam Supply Voltage

D

DK GRN/WHT

711

Left Headlamp High Beam Supply Voltage

E

BLK

150

Ground

Headlamp Door Assembly-Right


Object Number: 243503  Size: CH

Connector Part Information

    • 12084890
    • 5-Way F Metri-Pack 280 Series (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

579

Right Headlamp Door Motor Down

B

LT BLU

578

Right Headlamp Door Motor Up

C

TAN/WHT

312

Right Headlamp Low Beam Supply Voltage

D

LT GRN/BLK

311

Right Headlamp High Beam Supply Voltage

E

BLK

150

Ground

Headlamp Door Control Module - C1


Object Number: 154333  Size: CH

Connector Part Information

    • 15300011
    • 5-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

103

Headlamp Switch Headlamps On Signal

B

ORN

2940

Battery Positive Voltage

C

DK GRN

306

Headlamp Switch Headlamps Off Signal

D

BLK

150

Ground

E

ORN

3040

Battery Positive Voltage

Headlamp Door Control Module - C2


Object Number: 154332  Size: CH

Connector Part Information

    • 15300010
    • 4-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

576

Left Headlamp Door Motor Up

B

DK GRN

577

Left Headlamp Door Motor Down

C

DK BLU

579

Right Headlamp Door Motor Down

D

LT BLU

578

Right Headlamp Door Motor Up

IP Compartment 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

640

Battery Positive Voltage

B

BLK

150

Ground

License Lamp-Left


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases Type W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

License Lamp-Right


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb BasesType W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Marker Lamp-LF


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases Type W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Marker Lamp-LR


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Marker Lamp-RF


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases Type W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Marker Lamp-RR


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Park Lamp--LF (Export)


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases Type W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Park Lamp--RF (Export)


Object Number: 287977  Size: CH

Connector Part Information

    • 12146595
    • 2-Way Lamp Socket Bulb Bases Type W-2 (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Park Lamp Supply Voltage

B

BLK

150

Ground

Park/Turn Signal Lamp--LF (Domestic)


Object Number: 38605  Size: CH

Connector Part Information

    • 12160394
    • 3-Way Lamp Socket Wedge Base W3 Right Angle (NAT)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1314

Left Front Turn Signal Lamp Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Park/Turn Signal Lamp--RF (Domestic)


Object Number: 38605  Size: CH

Connector Part Information

    • 12160394
    • 3-Way Lamp Socket Wedge Base W3 Right Angle (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK BLU/WHT

1315

Right Front Turn Signal Lamp Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Repeater Lamp--Left (Export)


Object Number: 635009  Size: CH

Connector Part Information

    • 12052635
    • 2-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1314

Left Front Turn Signal Lamp Supply Voltage

B

BLK

150

Ground

Repeater Lamp--Right (Export)


Object Number: 635009  Size: CH

Connector Part Information

    • 12052635
    • 2-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU/WHT

1315

Right Front Turn Signal Lamp Supply Voltage

B

BLK

150

Ground

Rear Compartment Courtesy Lamp -- Left


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

740

Battery Positive Voltage

B

BLK

150

Ground

Rear Compartment Courtesy Lamp -- Right


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

740

Battery Positive Voltage

B

BLK

150

Ground

Stop Lamp Switch C1


Object Number: 130679  Size: CH

Connector Part Information

    • 12033704
    • 4-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

420

TCC Brake Switch/Cruise Control Release Signal

B

PNK

339

Ignition 1 Voltage

C

GRY

847

Extended Travel Brake Switch Signal

D

PNK

339

Ignition 1 Voltage

Stop Lamp Switch C2


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 (Domestic)

LT BLU

20

Stop Lamp Switch Signal

Stop Lamp Switch C3


Object Number: 40397  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

434

Neutral Safety Switch Signal

B

DK GRN/WHT

1135

A/T Shift Lock Control Solenoid Supply Voltage

C-D

--

--

Not Used

Tail/Stop Lamp--Left (Export)


Object Number: 296872  Size: CH

Connector Part Information

    • R12160389
    • 3-Way Lamp Socket Bulb Bases Type C-2 (NAT)

Pin

Wire Color

Circuit No.

Function

A

YEL

820

CHMSL Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Tail/Stop Lamp--Right (Export)


Object Number: 296872  Size: CH

Connector Part Information

    • 12160389
    • 3-Way Lamp Socket Bulb Bases Type C-2 (NAT)

Pin

Wire Color

Circuit No.

Function

A

YEL

820

CHMSL Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Tail/Stop and Turn Signal Lamp--Left (Domestic)


Object Number: 38605  Size: CH

Connector Part Information

    • 12160394
    • 3-Way Lamp Socket Wedge Base W3 Right Angle (NAT)

Pin

Wire Color

Circuit No.

Function

A

YEL

18

Left Rear Stop/Turn Lamp Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Tail/Stop and Turn Signal Lamp--Right (Domestic)


Object Number: 38605  Size: CH

Connector Part Information

    • 12160394
    • 3-Way Lamp Socket Wedge Base W3 Right Angle (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

19

Right Rear Stop/Turn Lamp Supply Voltage

B

BRN

9

Park Lamp Supply Voltage

G

BLK

150

Ground

Turn Signal Lamp--LF (Export)


Object Number: 62479  Size: CH

Connector Part Information

    • 12160388
    • 2-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1314

Left Front Turn Signal Lamp Supply Voltage

G

BLK

150

Ground

Turn Signal Lamp--RF (Export)


Object Number: 62479  Size: CH

Connector Part Information

    • 12160388
    • 2-Way Lamp Socket Type B1 Right Angle (BRN)

Pin

Wire Color

Circuit No.

Function

A

DK BLU/WHT

1315

Right Front Turn Signal Lamp Supply Voltage

G

BLK

150

Ground

Turn Signal Lamp--RR (Export)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B-1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

19

Right Rear Stop/Turn Lamp Supply Voltage

G

BLK

150

Ground

Turn Signal Lamp--LR (Export)


Object Number: 62479  Size: CH

Connector Part Information

    • R12160385
    • 2-Way Lamp Socket Type B1 Right Angle (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

YEL

18

Left Rear Stop/Turn Lamp Supply Voltage

G

BLK

150

Ground

Underhood Lamp


Object Number: 655692  Size: CH

Connector Part Information

    • 12162192
    • 2-Way F Metri-Pack 150.2 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

40

Battery Positive Voltage

B

BLK

150

Ground

Vanity Mirror Lamp-Left


Object Number: 35441  Size: CH

Connector Part Information

    • 12047663
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

640

Battery Positive Voltage

B

BLK

150

Ground

Vanity Mirror Lamp-Right


Object Number: 35441  Size: CH

Connector Part Information

    • 12047663
    • 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

640

Battery Positive Voltage

B

BLK

150

Ground