GM Service Manual Online
For 1990-2009 cars only
Table 1: Backup Lamp - Left
Table 2: Backup Lamp - Right
Table 3: Brake Pedal Position Sensor
Table 4: Center High Mounted Stop Lamp (CHMSL)
Table 5: Courtesy Lamp - Left
Table 6: Courtesy Lamp - Left Door
Table 7: Courtesy Lamp - Right
Table 8: Courtesy Lamp - Right Door
Table 9: Courtesy Lamp - Console
Table 10: Courtesy Lamp Switch - Console
Table 11: Fog Lamp - LF
Table 12: Fog Lamp - LR (Europe)
Table 13: Fog Lamp - RF
Table 14: Fog Lamp - RR (Europe)
Table 15: Hazard Switch
Table 16: Headlamp Ballast - Left
Table 17: Headlamp Ballast - Right
Table 18: Headlamp High Beam Solenoid - Left
Table 19: Headlamp High Beam Solenoid - Right
Table 20: Inside Rearview Mirror
Table 21: I/P Compartment Lamp
Table 22: License Lamp - Left
Table 23: License Lamp - Right
Table 24: Marker Lamp - LF
Table 25: Marker Lamp - RF
Table 26: Park Lamp - LF
Table 27: Park Lamp - RF
Table 28: Position Lamp - LF (T90)
Table 29: Position Lamp - RF (T90)
Table 30: Rear Compartment Courtesy Lamp - Left
Table 31: Rear Compartment Courtesy Lamp - Right
Table 32: Sunload Sensor Assembly
Table 33: Tail Lamp Assembly - Left
Table 34: Tail Lamp Assembly - Right
Table 35: Turn Signal Lamp - LF
Table 36: Turn Signal Lamp - RF
Table 37: Turn Signal/Multifunction Switch C1
Table 38: Turn Signal/Multifunction Switch C2
Table 39: Turn Signal/Multifunction Switch C3
Table 40: Turn Signal/Multifunction Switch C4
Table 41: Underhood Lamp
Table 42: Vanity Mirror Lamp - Left
Table 43: Vanity Mirror Lamp - Right

Backup Lamp - Left


Object Number: 877922  Size: CH

Connector Part Information

    • OEM: 16530673
    • Service: NS
    • 3-Way F (L-GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

24

Backup Lamp Supply Voltage

B

--

--

Not Used

G

BK

1150

Ground

BK

1150

Ground (Europe)

Backup Lamp - Right


Object Number: 877922  Size: CH

Connector Part Information

    • OEM: 16530673
    • Service: NS
    • 3-Way F (L-GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

24

Backup Lamp Supply Voltage

L-GN

24

Backup Lamp Supply Voltage

B

--

--

Not Used

G

BK

1150

Ground

BK

1150

Ground

BK

1150

Ground (Europe)

Brake Pedal Position Sensor


Object Number: 1243663  Size: CH

Connector Part Information

    • OEM: 15332132
    • Service: 88953364
    • 3-Way F GT 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

5382

Low Reference

B

TN

5380

Brake Position Sensor Signal

C

GY

5381

5-Volt Reference

Center High Mounted Stop Lamp (CHMSL)


Object Number: 635009  Size: CH

Connector Part Information

    • OEM: 12052641
    • Service: 12102747
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

WH

20

Stop Lamp Supply Voltage

B

BK

1150

Ground

Courtesy Lamp - Left


Object Number: 258620  Size: CH

Connector Part Information

    • OEM: 12162223
    • Service: 12166036
    • 2-Way F (CL)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

WH

156

Courtesy Lamp Switch Signal

Courtesy Lamp - Left Door


Object Number: 1362565  Size: CH

Connector Part Information

    • OEM: 12124891
    • Service: 89046632
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

L-GN

5116

Courtesy Lamps Supply Voltage

2

BK

1450

Ground

Courtesy Lamp - Right


Object Number: 258620  Size: CH

Connector Part Information

    • OEM: 12162223
    • Service: 12166036
    • 2-Way F (CL)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

WH

156

Courtesy Lamp Switch Signal

Courtesy Lamp - Right Door


Object Number: 1362565  Size: CH

Connector Part Information

    • OEM: 12124891
    • Service: 89046632
    • 2-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

D-BU

5117

Courtesy Lamps Supply Voltage

2

BK

1550

Ground

Courtesy Lamp - Console


Object Number: 39660  Size: CH

Connector Part Information

    • OEM: 12047785
    • Service: 12102900
    • 4-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamp Supply Voltage

B

PU

635

Console Lamp Supply Voltage

C-D

--

--

Not Used

Courtesy Lamp Switch - Console


Object Number: 258297  Size: CH

Connector Part Information

    • OEM: 12015197
    • Service: 12102626
    • 2-Way F Metri-Pack 280 Series (BU)

Pin

Wire Color

Circuit No.

Function

A

PU

635

Console Lamp Supply Voltage

B

BK

1550

Ground

Fog Lamp - LF


Object Number: 684797  Size: CH

Connector Part Information

    • OEM: 12059183
    • Service: 12101898
    • 2-Way F Metri-Pack 280 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PU

34

Fog Lamps Supply Voltage

B

BK

1350

Ground

Fog Lamp - LR (Europe)


Object Number: 655692  Size: CH

Connector Part Information

    • OEM: 12162193
    • Service: 88987183
    • 2-Way F Metri-Pack 150.2 Series, Sealed, Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

1150

Ground

B

OG

122

Rear Fog Lamp Supply Voltage

Fog Lamp - RF


Object Number: 684797  Size: CH

Connector Part Information

    • OEM: 12059183
    • Service: 12101898
    • 2-Way F Metri-Pack 280 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PU

34

Fog Lamps Supply Voltage

B

BK

1250

Ground

Fog Lamp - RR (Europe)


Object Number: 655692  Size: CH

Connector Part Information

    • OEM: 12162193
    • Service: 88987183
    • 2-Way F Metri-Pack 150.2 Series, Sealed, Pull To Seat (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

1150

Ground

B

OG

122

Rear Fog Lamp Supply Voltage

Hazard Switch


Object Number: 1331436  Size: CH

Connector Part Information

    • OEM: 15364004
    • Service: 88953314
    • 4-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

TN

2144

Hazard Switch Signal

2

BK

1450

Ground

3

GY/BK

1458

Instrument Panel Lamp Supply Voltage

4

BN

27

Hazard Flasher Signal

Headlamp Ballast - Left


Object Number: 696988  Size: CH

Connector Part Information

    • OEM: 54200308
    • Service: NS
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

1350

Ground

2

YE

712

Left Headlamp Low Beam Supply Voltage

3

--

--

Not Used

Headlamp Ballast - Right


Object Number: 696988  Size: CH

Connector Part Information

    • OEM: 54200308
    • Service: NS
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

1250

Ground

2

YE

312

Right Headlamp Low Beam Supply Voltage

3

--

--

Not Used

Headlamp High Beam Solenoid - Left


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN/WH

711

Left Headlamp High Beam Supply Voltage

B

BK

1350

Ground

Headlamp High Beam Solenoid - Right


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

L-GN/BK

311

Right Headlamp High Beam Supply Voltage

B

BK

1250

Ground

Inside Rearview Mirror


Object Number: 655810  Size: CH

Connector Part Information

    • OEM: 15324871
    • Service: 15306351
    • 16-Way F (BK)

Pin

Wire Color

Circuit Number

Function

1

BK

156

Courtesy Lamp Low Control

2-4

--

--

Not Used

5

BK/WH

1690

Automatic Day/Night Mirror Signal

6

BK/OG

1732

Courtesy Lamps Supply Voltage

7

--

--

Not Used

8

BK

1550

Ground

9

BK/GN

24

Backup Lamps Supply Voltage

10

--

--

Not Used

11

BK/GN

2514

Keypad Signal

12

BK/GN

2515

Keypad Supply Voltage

13

BK/RD

639

Ignition 1 Voltage

14

BK/WH

2516

Keypad Green LED Signal

15

BK/WH

2517

Keypad Red LED Signal

16

BK/RD

1691

Automatic Day/Night Mirror Low Reference

I/P Compartment Lamp


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamp Supply Voltage

B

BK

1550

Ground

License Lamp - Left


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 12110053
    • Service: 88986416
    • 2-Way F Lamp Socket Wedge Base W2 (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1150

Ground

License Lamp - Right


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 12110053
    • Service: 88986416
    • 2-Way F Lamp Socket Wedge Base W2 (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1150

Ground

Marker Lamp - LF


Object Number: 877923  Size: CH

Connector Part Information

    • OEM: 16530675
    • Service: NS
    • 2-Way F (L-GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1350

Ground

Marker Lamp - RF


Object Number: 877923  Size: CH

Connector Part Information

    • OEM: 16530675
    • Service: NS
    • 2-Way F (L-GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1250

Ground

Park Lamp - LF


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 16530676
    • Service: NS
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1350

Ground

Park Lamp - RF


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 16530676
    • Service: NS
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1250

Ground

Position Lamp - LF (T90)


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 16530676
    • Service: NS
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1350

Ground

Position Lamp - RF (T90)


Object Number: 744036  Size: CH

Connector Part Information

    • OEM: 16530676
    • Service: NS
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

BK

1250

Ground

Rear Compartment Courtesy Lamp - Left


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

WH/BK

158

Cargo Lamp Switch Signal

Rear Compartment Courtesy Lamp - Right


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

WH/BK

158

Cargo Lamp Switch Signal

Sunload Sensor Assembly


Object Number: 130637  Size: CH

Connector Part Information

    • OEM: 12064760
    • Service: 12085208
    • 4-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU/BK

590

Solar Sensor Driver Signal

B

GY

1548

Passenger Solar Sensor Signal

C

YE

61

Low Reference

D

WH

278

Ambient Light Sensor Signal

Tail Lamp Assembly - Left


Object Number: 779050  Size: CH

Connector Part Information

    • OEM: 12124662
    • Service: 12124662
    • 5-Way F Metri-Pack 150 Series, Sealed (BN)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

YE

18

Left Rear Turn Lamp Supply Voltage (Europe and Japan)

C

YE

5356

Left Park Lamp Outage Detection Signal

D

BK

1150

Ground

E

YE

18

Left Rear Stop/Turn Lamp Supply Voltage (Except Europe and Japan)

L-BU

20

Stop Lamp Supply Voltage (Europe and Japan)

Tail Lamp Assembly - Right


Object Number: 779050  Size: CH

Connector Part Information

    • OEM: 12124662
    • Service: 12124662
    • 5-Way F Metri-Pack 150 Series, Sealed (BN)

Pin

Wire Color

Circuit No.

Function

A

BN

9

Park Lamp Supply Voltage

B

D-GN

19

Right Rear Turn Lamp Supply Voltage (Europe and Japan)

C

PU

5357

Right Park Lamp Outage Detection Signal

D

BK

750

Ground

E

D-GN

19

Right Rear Stop/Turn Lamp Supply Voltage (Except Europe and Japan)

L-BU

20

Stop Lamp Supply Voltage (Europe and Japan)

Turn Signal Lamp - LF


Object Number: 517809  Size: CH

Connector Part Information

    • OEM: 16530672
    • Service: NS
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU/WH

1314

Left Front Turn Signal Lamp Supply Voltage

B

--

--

Not Used

G

BK

1350

Ground

Turn Signal Lamp - RF


Object Number: 517809  Size: CH

Connector Part Information

    • OEM: 16530672
    • Service: NS
    • 3-Way F (BK)

Pin

Wire Color

Circuit No.

Function

A

D-BU/WH

1315

Right Front Turn Signal Lamp Supply Voltage

B

--

--

Not Used

G

BK

1250

Ground

Turn Signal/Multifunction Switch C1


Object Number: 1492427  Size: CH

Connector Part Information

    • OEM: 15418023
    • Service: NS
    • 5-Way F (BK)

Pin

Wire Color

Circuit No.

Function

1

PK

1039

Ignition 1 Voltage

2

YE

1977

Rear Fog Lamps Switch Signal (Export)

3

BK

1450

Ground

4

OG

192

Front Fog Lamp Switch Signal

5

GY

1884

Cruise Control Set/Coast and Resume/Accelerate Switch Signal

Turn Signal/Multifunction Switch C2


Object Number: 130718  Size: CH

Connector Part Information

    • OEM: 12059800
    • Service: 15306169
    • 5-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

1356

Flash To Pass Switch Signal

B

BK

1450

Ground

C

--

--

Not Used

D

PK/WH

1970

Headlamp Low Beam Relay Control

E

PU

524

Headlamp Switch High Beam Signal

Turn Signal/Multifunction Switch C3


Object Number: 811190  Size: CH

Connector Part Information

    • OEM: 15339058
    • Service: NS
    • 7-Way F Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit No.

Function

G-J

--

--

Not Used

K

BK

1450

Ground

L

WH

103

Headlamp Switch Headlamps On Signal

M

BN/WH

301

Park Lamp Switch On Signal

N

L-BU

1872

Headlamp Switch Headlamps Off Signal

Turn Signal/Multifunction Switch C4


Object Number: 39746  Size: CH

Connector Part Information

    • OEM: 12064862
    • Service: 12126438
    • 8-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A-B

--

--

Not Used

C

BK

1450

Ground

D-E

--

--

Not Used

F

L-BU/WH

1414

Left Turn Signal Switch Signal

G

BK

1450

Ground

H

D-BU/WH

1415

Right Turn Signal Switch Signal

Underhood Lamp


Object Number: 635009  Size: CH

Connector Part Information

    • OEM: 12052641
    • Service: 12102747
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

BK

1250

Ground

Vanity Mirror Lamp - Left


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

BK

1550

Ground

Vanity Mirror Lamp - Right


Object Number: 82383  Size: CH

Connector Part Information

    • OEM: 12047662
    • Service: 12085535
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

1732

Courtesy Lamps Supply Voltage

B

BK

1550

Ground