GM Service Manual Online
For 1990-2009 cars only
Table 1: Ambient Light Sensor
Table 2: Ashtray Lamp
Table 3: Brake Switch C1
Table 4: Brake Switch C2
Table 5: Courtesy Lamp, Left Side
Table 6: Courtesy Lamp, Right Side
Table 7: Courtesy Lamp, Rear Compartment
Table 8: Dome Lamp
Table 9: DRL Resistor
Table 10: Fog Lamp, Left Side
Table 11: Fog Lamp, Right Side
Table 12: Fog Lamp Switch (Chevrolet)
Table 13: Fog Lamp Switch (Oldsmobile)
Table 14: Glove Box Lamp/Switch
Table 15: Hazard Switch
Table 16: High Beam Headlamp, Left Side
Table 17: High Mounted Stoplamp Assembly C1
Table 18: High Mounted Stoplamp Assembly C2
Table 19: High Beam Headlamp, Right Side
Table 20: Lamp Dimmer Module
Table 21: License Lamp, Rear
Table 22: Low Beam Headlamp, Left Side
Table 23: Low Beam Headlamp, Right Side
Table 24: Panel Dimmer Switch
Table 25: Park/Turn Lamp, Left Front
Table 26: Park/Turn Lamp, Right Front
Table 27: Rear Lamp Assembly, Left Side
Table 28: Rear Lamp Assembly, Right Side
Table 29: Side Marker Lamp, Left Front
Table 30: Side Marker Lamp, Right Front
Table 31: Rear View Mirror Reading Lamps
Table 32: Transaxle Shift Indicator Lamp
Table 33: Turn/Headlamp Switch Assembly C1
Table 34: Turn/Headlamp Switch Assembly C2
Table 35: Vanity Mirror Lamp, Right Side

Ambient Light Sensor


Object Number: 82383  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

LT GRN/BLK

1137

Ambient Light Sensor (5 Volt)

B

YEL/BLK

1138

Ambient Light Sensor Signal

Ashtray Lamp


Object Number: 38556  Size: CH

Connector Part Information

    • 12124722
    • Lamp Socket Wedge Base W2 (GRY)

Pin

Wire Color

CKT No.

Function

A

GRY

8

IP Lamp Feed

B

BLK

250

Ground

Brake Switch C1


Object Number: 73251  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

ORN

140

Fuse Output, Battery

B

LT BLU

20

Stoplamp Feed

Brake Switch C2


Object Number: 40397  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

LT GRN

275

Transaxle Mounted Neutral Safety Switch Output

B

DK GRN/WHT

1135

Brake Transaxle Shift Interlock Solenoid Feed

C-D

--

--

Not Used

Courtesy Lamp, Left Side


Object Number: 287969  Size: CH

Connector Part Information

    • 12162083
    • 2-Way Lamp Socket Axial W2 (BLK)

Pin

Wire Color

CKT No.

Function

A

ORN

1732

Inadvertent Power Control (12 Volt)

B

WHT

156

Courtesy Lamp Output

Courtesy Lamp, Right Side


Object Number: 287969  Size: CH

Connector Part Information

    • 12162083
    • 2-Way Lamp Socket Axial W2 (BLK)

Pin

Wire Color

CKT No.

Function

A

ORN

1732

Inadvertent Power Control (12 Volt)

B

WHT

156

Courtesy Lamp Output

Courtesy Lamp, Rear Compartment


Object Number: 38600  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

--

--

Not Used

B

ORN/BLK

737

Trunk Lamp Output

C

ORN

1732

Inadvertent Power Control (12 Volt)

Dome Lamp


Object Number: 38600  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

WHT

156

Courtesy Lamp Output

B

BLK

750

Ground

C

ORN

1732

Inadvertent Power Control (12 Volt)

DRL Resistor


Object Number: 68721  Size: CH

Connector Part Information

    • 15300027
    • 2-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

GRY

589

Daytime Running Lamp Resistor Feed

B

BLK

1350

Ground

Fog Lamp, Left Side


Object Number: 35430  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

PPL

34

Fog Lamp Feed

B

BLK

1350

Ground

Fog Lamp, Right Side


Object Number: 35430  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

PPL

34

Fog Lamp Feed

B

BLK

1350

Ground

Fog Lamp Switch (Chevrolet)


Object Number: 39660  Size: CH

Connector Part Information

    • 12047785
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

BLK/WHT

251

Ground

B

GRY

8

IP Lamp Feed

C

PPL

34

Fog Lamp Feed

D

ORN

192

Fog Lamp Switch Output (Front)

Fog Lamp Switch (Oldsmobile)


Object Number: 38600  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

ORN

192

Fog Lamp Switch Output, Front

B

BLK/WHT

251

Ground

C

PPL

34

Fog Lamp Feed

Glove Box Lamp/Switch


Object Number: 287964  Size: CH

Connector Part Information

    • 12124568
    • Lamp Socket Wedge Base W2 (NAT)

Pin

Wire Color

CKT No.

Function

A

ORN

1732

Inadvertent Power Control (12 Volt)

B

BLK

250

Ground

Hazard Switch


Object Number: 62464  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

BLK

150

Ground

B

ORN

1140

Fuse Output, Battery

C

PNK

739

Fused Output, Ignition I

D

--

--

Not Used

E

GRY

8

IP Lamp Feed

F

LT BLU

14

Turn Signal Lamp Feed, Left Front

G

DK BLU

15

Turn Signal Lamp Feed, Right Front

H-J

--

--

Not Used

K

PPL

16

Turn Signal Flasher Output

High Beam Headlamp, Left Side


Object Number: 35447  Size: CH

Connector Part Information

    • 12059183
    • 2-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

ORN

740

Fuse Output, Battery

B

PNK

1200

Headlamp Lamp Output (High Beam)

High Mounted Stoplamp Assembly C1


Object Number: 287969  Size: CH

Connector Part Information

    • 12162082
    • Lamp Socket Wedge Base W2 (NAT)

Pin

Wire Color

CKT No.

Function

A

LT BLU

20

Stoplamp Feed

B

BLK

850

Ground

High Mounted Stoplamp Assembly C2


Object Number: 287969  Size: CH

Connector Part Information

    • 12162082
    • Lamp Socket Wedge Base W2 (NAT)

Pin

Wire Color

CKT No.

Function

A

LT BLU

20

Stoplamp Feed

B

BLK

850

Ground

High Beam Headlamp, Right Side


Object Number: 35447  Size: CH

Connector Part Information

    • 12059183
    • 2-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

ORN

640

Fuse Output, Battery

B

PNK

1200

Headlamp Lamp Output (High Beam)

Lamp Dimmer Module


Object Number: 38618  Size: CH

Connector Part Information

    • 12034060
    • 4-Way F Metri-Pack 480 Series (NAT)

Pin

Wire Color

CKT No.

Function

A

--

--

Not Used

B

DK GRN

44

IP Lamps Dimmer Switch Output

C

BRN/WHT

230

IP Lamps Dimmer Module Output

D

BRN

9

Parklamp Feed

License Lamp, Rear


Object Number: 287977  Size: CH

Connector Part Information

    • 12110053
    • 2-Way Lamp Socket Wedge Base W2 (GRY)

Pin

Wire Color

CKT No.

Function

A

BRN

9

Parklamp Feed

B

BLK

750

Ground

Low Beam Headlamp, Left Side


Object Number: 35444  Size: CH

Connector Part Information

    • 12059181
    • 2-Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

CKT No.

Function

A

ORN

740

Fuse Output, Battery

B

DK BLU

1201

Headlamp Lamp Output (Low Beam)

Low Beam Headlamp, Right Side


Object Number: 35444  Size: CH

Connector Part Information

    • 12059181
    • 2-Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

CKT No.

Function

A

ORN

640

Fuse Output, Battery

B

DK BLU

1201

Headlamp Lamp Output (Low Beam)

Panel Dimmer Switch


Object Number: 287975  Size: CH

Connector Part Information

    • 12020299
    • 5-Way F Printed Circuit Edgeboard Series (NAT)

Pin

Wire Color

CKT No.

Function

A

--

--

Not Used

B

DK GRN

44

IP Lamps Dimmer Switch Output

C

BRN

9

Parklamp Feed

D

BLK/WHT

151

Ground

E

GRY

8

IP Lamp Feed

Park/Turn Lamp, Left Front


Object Number: 38605  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

LT BLU

14

Turn Signal Lamp Feed, Left Front

B

BRN

9

Parklamp Feed

G

BLK

1350

Ground

Park/Turn Lamp, Right Front


Object Number: 38605  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

DK BLU

15

Turn Signal Lamp Feed, Right Front

B

BRN

9

Parklamp Feed

G

BLK

1350

Ground

Rear Lamp Assembly, Left Side


Object Number: 62449  Size: CH

Connector Part Information

    • 12052848
    • 6-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

LT BLU/BLK

14

Turn Signal Lamp Feed, Left Front

B

--

--

Not Used

C

LT GRN

24

Backup Lamp Feed

D

BRN

9

Parklamp Feed

E

BLK

750

Ground

F

LT BLU

20

Stoplamp Feed

Rear Lamp Assembly, Right Side


Object Number: 62449  Size: CH

Connector Part Information

    • 12052848
    • 6-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

LT GRN

24

Backup Lamp Feed

B

--

--

Not Used

C

DK BLU

15

Turn Signal Lamp Feed, Right Front

D

BRN

9

Parklamp Feed

E

BLK

850

Ground

F

LT BLU

20

Stoplamp Feed

Side Marker Lamp, Left Front


Object Number: 287967  Size: CH

Connector Part Information

    • 12065157
    • Lamp Socket Wedge Base W1 (CRM)

Pin

Wire Color

CKT No.

Function

A

BRN

9

Parklamp Feed

B

LT BLU

14

Turn Signal Lamp Feed, Left Front

Side Marker Lamp, Right Front


Object Number: 287967  Size: CH

Connector Part Information

    • 12065157
    • Lamp Socket Wedge Base W1 (CRM)

Pin

Wire Color

CKT No.

Function

A

BRN

9

Parklamp Feed

B

DK BLU

15

Turn Signal lamp Feed, Right Front

Rear View Mirror Reading Lamps


Object Number: 39660  Size: CH

Connector Part Information

    • 12047785
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

--

--

Not Used

B

BLK

750

Ground

C

BLK/WHT

1732

Inadvertent Power Control (12 Volt)

D

--

--

Not Used

Transaxle Shift Indicator Lamp


Object Number: 287969  Size: CH

Connector Part Information

    • 12162083
    • 2-Way Lamp Socket Axial W2 (BLK)

Pin

Wire Color

CKT No.

Function

A

GRY

8

IP Lamp Feed

B

BLK

150

Ground

Turn/Headlamp Switch Assembly C1


Object Number: 287982  Size: CH

Connector Part Information

    • 12177027
    • 6-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

CKT No.

Function

31

BRN

9

Park Lamp Feed

32

ORN

240

Fuse Output, Battery

33

PNK

1200

Headlamp Lamp Output (High Beam)

34

DK BLU

1201

Headlamp Lamp Output (Low Beam)

35

BLK

150

Ground

36

DK GRN

306

Headlamp Switch Output (Headlamps OFF)

Turn/Headlamp Switch Assembly C2


Object Number: 62450  Size: CH

Connector Part Information

    • 12052856
    • 4-Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

CKT No.

Function

A

BLK

28

Horn Relay Output

B

DK BLU

15

Turn Signal Lamp Feed, Right Front

C

LT BLU

14

Turn Signal Lamp Feed, Left Front

D

PPL

16

Turn Signal Flasher Output

Vanity Mirror Lamp, Right Side


Object Number: 35441  Size: CH

Connector Part Information

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

Pin

Wire Color

CKT No.

Function

A

ORN

1732

Inadvertent Power Control (12 Volt)

B

BLK

750

Ground