GM Service Manual Online
For 1990-2009 cars only
Connector 1: Backup Lamp - Left
Connector 2: Backup Lamp - Right
Connector 3: Backup Lamp Switch
Connector 4: Battery Saver
Connector 5: Center High Mount Stop Lamp
Connector 6: Courtesy Lamp
Connector 7: Courtesy Lamp Diode
Connector 8: Daytime Running Lamp (DRL) Diode (T61)
Connector 9: Daytime Running Lamp (DRL) Module (T61)
Connector 10: DRL Relay (T61)
Connector 11: Fog Lamp - Left Front (T96)
Connector 12: Fog Lamp - Right Front (T96)
Connector 13: Fog Lamp Switch - Rear (T79)
Connector 14: Hazard Switch
Connector 15: Headlamp - Left
Connector 16: Headlamp - Right
Connector 17: Headlamp Leveling Motor - Left (TR6)
Connector 18: Headlamp Leveling Motor - Right (TR6)
Connector 19: Headlamp Leveling Switch (TR6)
Connector 20: HVAC Lamp
Connector 21: License Lamp
Connector 22: Light Switch
Connector 23: PRNDL Lamp
Connector 24: Rear Compartment Lamp
Connector 25: Rear Fog Lamp (T79)
Connector 26: Rear Fog Lamp Relay (T79)
Connector 27: Stop Lamp Switch
Connector 28: Tail Lamp - Left
Connector 29: Tail Lamp - Right
Connector 30: Turn/Position Lamp - Left Front (TR3)
Connector 31: Turn/Position Lamp - Right Front (TR3)
Connector 32: Turn Signal Lamp - Left Front (w/o TR3)
Connector 33: Turn Signal Lamp - Right Front (w/o TR3)
Connector 34: Turn Signal Multifunction Switch
Connector 35: Turn Signal Repeater Lamp - Left
Connector 36: Turn Signal Repeater Lamp - Right

Backup Lamp - Left


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Backup Lamp - Left

Pin

Wire

Circuit

Function

1

L-GN

24

Backup Lamps Supply Voltage

2

BK

950

Ground (LHD)

850

Ground (RHD)

Backup Lamp - Right


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Backup Lamp - Right

Pin

Wire

Circuit

Function

1

L-GN

24

Backup Lamps Supply Voltage

2

BK

950

Ground (LHD)

850

Ground (RHD)

Backup Lamp Switch


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Backup Lamp Switch

Pin

Wire

Circuit

Function

1

L-GN

24

Backup Lamp Supply Voltage

2

BN/BK

241

Ignition 2 Voltage

Battery Saver


Object Number: 1884157  Size: CH

Connector Part Information

  • OEM: MG651050
  • Service: N/A
  • Description: 8-Way F 090 II Series (NA)

Battery Saver

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

YE/BK

1081

Position Lamp Relay Control

3

WH

1080

Position Lamp Relay Coil Out

WH

1080

Position Lamp Relay Coil Out (T61)

4

RD/WH

840

Battery Positive Voltage

5

BK

650

Ground

6

GY/BK

745

Left Front Door Ajar Switch Signal

7

PK

39

Ignition  1 Voltage

8

--

--

Not Used

Center High Mount Stop Lamp


Object Number: 1467020  Size: CH

Connector Part Information

  • OEM: MG610070
  • Service: N/A
  • Description: 2-Way F 090 (2.3 mm) Series (WH)

Center High Mount Stop Lamp

Pin

Wire

Circuit

Function

1

BK

850

Ground

2

L-BU

20

Stop Lamp Supply Voltage

Courtesy Lamp


Object Number: 1467049  Size: CH

Connector Part Information

  • OEM: MG610489
  • Service: N/A
  • Description: 2-Way F 090 (2.3 mm) Series (WH)

Courtesy Lamp

Pin

Wire

Circuit

Function

1

YE

804

Courtesy Lamp Control

2

RD/WH

840

Battery Positive Voltage

Courtesy Lamp Diode


Object Number: 1468509  Size: CH

Connector Part Information

  • OEM:MG620102-5
  • Service: N/A
  • Description: 2-Way F DIODE Connector (BK)

Courtesy Lamp Diode

Pin

Wire

Circuit

Function

1

WH/BK

159

Buzzer Warning

WH/BK

159

Buzzer Warning

2

WH

156

Courtesy Lamp Supply

Daytime Running Lamp (DRL) Diode (T61)


Object Number: 1468509  Size: CH

Connector Part Information

  • OEM: MG620102-5
  • Service: N/A
  • Description: 2-Way F DIODE Connector (BK)

Daytime Running Lamp (DRL) Diode (T61)

Pin

Wire

Circuit

Function

1

BN/YE

33

Brake Warning Indicator Control

2

L-BU

35

Temperature Warning Lamp

Daytime Running Lamp (DRL) Module (T61)


Object Number: 1500892  Size: CH

Connector Part Information

  • OEM: F 8-4
  • Service: N/A
  • Description: 8-Way F 6.3 Positive Lock Series (BK)

Daytime Running Lamp (DRL) Module (T61)

Pin

Wire

Circuit

Function

1

YE

712

Left Headlamp Low Beam Supply Voltage

2

D-BU

2641

Illumination Supply Voltage

3

BN/WH

309

Illumination Supply Voltage

4

RD/BK

1240

Battery Voltage

5

BN

31

Oil Pressure Indicator Control

6

PU

709

Left Park Lamp Supply Voltage

7

PK/D-BU

239

Ignition 1 Voltage

8

BK

650

Ground

DRL Relay (T61)


Object Number: 1837413  Size: CH

Connector Part Information

  • OEM: AK36905
  • Service: N/A
  • Description: 9-Way F (BU)

DRL Relay (T61)

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

RD/BK

1240

Battery Positive Voltage

3

--

--

Not Used

4

BN/WH

309

Illumination Voltage

5

--

--

Not Used

6

WH/BK

1080

Park Lamp Relay Control

7

--

--

Not Used

8

D-BU

2641

Illumination Voltage

9

--

--

Not Used

Fog Lamp - Left Front (T96)


Object Number: 1413064  Size: CH

Connector Part Information

  • OEM: 12124819
  • Service: N/A
  • Description: 2-Way F Metri-Pack 280 Series, Sealed (BK)

Fog Lamp - Left Front (T96)

Pin

Wire

Circuit

Function

1

YE

1769

Fog Lamp Switch Supply Voltage

2

BK

50

Ground

Fog Lamp - Right Front (T96)


Object Number: 1413064  Size: CH

Connector Part Information

  • OEM: 12124819
  • Service: N/A
  • Description: 2-Way F Metri-Pack 280 Series, Sealed (BK)

Fog Lamp - Right Front (T96)

Pin

Wire

Circuit

Function

1

YE

1769

Fog Lamp Switch Supply Voltage

2

BK

250

Ground

Fog Lamp Switch - Rear (T79)


Object Number: 2008847  Size: CH

Connector Part Information

  • OEM: MG620393
  • Service: N/A
  • Description: 2-Way M SDL Series (NA)

Fog Lamp Switch - Rear (T79)

Pin

Wire

Circuit

Function

1

YE

1977

Rear Fog Lamp Relay Control

2

BK

550

Ground

Hazard Switch


Object Number: 1835998  Size: CH

Connector Part Information

  • OEM: MG612234
  • Service: N/A
  • Description: 10-Way F 090 Series (NA)

Hazard Switch

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

BK

440

Illumination Ground

3

BN/WH

309

Illumination Supply Voltage

4

--

--

Not Used

5

L-BU

14

Left Turn Signal Lamps Supply Voltage

6

D-BU

15

Right Turn Signal Lamps Supply Voltage

7

L-BU/RD

1508

Turn/Hazard Module Voltage

8

RD/WH

1040

Battery Positive Voltage

9

PU

16

Turn Signal Flasher Signal

10

PK/D-BU

239

Ignition 1 Voltage

Headlamp - Left


Object Number: 1481284  Size: CH

Connector Part Information

  • OEM: OPES PH-2
  • Service: N/A
  • Description: 3-Way F (WH)

Headlamp - Left

Pin

Wire

Circuit

Function

1

D-GN/WH

711

Left Headlamp High Beam Supply Voltage

2

YE

712

Left Headlamp Low Beam Supply Voltage

3

BK

50

Ground

Headlamp - Right


Object Number: 1481284  Size: CH

Connector Part Information

  • OEM: OPES PH-2
  • Service: N/A
  • Description: 3-Way F (WH)

Headlamp - Right

Pin

Wire

Circuit

Function

1

L-GN/BK

311

Right Headlamp High Beam Supply Voltage

2

BN/WH

312

Right Headlamp Low Beam Supply Voltage

3

BK

250

Ground

Headlamp Leveling Motor - Left (TR6)


Object Number: 1467094  Size: CH

Connector Part Information

  • OEM: MG641234-5
  • Service: N/A
  • Description: 3-Way F SSD & 0509 (BK)

Headlamp Leveling Motor - Left (TR6)

Pin

Wire

Circuit

Function

1

BK

50

Ground

2

D-GN

189

Headlamp Leveling Motor Supply Voltage

3

PU

709

Left Park Lamp Supply Voltage

Headlamp Leveling Motor - Right (TR6)


Object Number: 1467094  Size: CH

Connector Part Information

  • OEM: MG641234-5
  • Service: N/A
  • Description: 3-Way F SSD & 0509 (BK)

Headlamp Leveling Motor - Right (TR6)

Pin

Wire

Circuit

Function

1

BK

250

Ground

2

D-GN

189

Headlamp Leveling Motor Supply Voltage

3

BN/WH

309

Right Park Lamp Supply Voltage

Headlamp Leveling Switch (TR6)


Object Number: 1468511  Size: CH

Connector Part Information

  • OEM: 5557-046R
  • Service: N/A
  • Description: 6-Way F Mini Fit Conn. Rec. Housing (WH)

Headlamp Leveling Switch (TR6)

Pin

Wire

Circuit

Function

1

BN/WH

309

Right Park Lamp Supply Voltage

2

YE

712

Left Headlamp Low Beam Voltage

3

D-GN

189

Headlamp Leveling Motor Supply Voltage

4

D-GN

44

Illumination Ground

5

--

--

Not Used

6

BK

550

Ground

HVAC Lamp


Object Number: 1467007  Size: CH

Connector Part Information

  • OEM: MG610043
  • Service: N/A
  • Description: 2-Way F 250 Series (WH)

HVAC Lamp

Pin

Wire

Circuit

Function

1

D-GN

44

Illumination Ground

2

BN/WH

309

Illumination Voltage

License Lamp


Object Number: 2008848  Size: CH

Connector Part Information

  • OEM: MG620074
  • Service: N/A
  • Description: 2-Way M 2.3 Series (NA)

License Lamp

Pin

Wire

Circuit

Function

1

PU

709

License Lamp Supply Voltage

2

BK

850

Ground

Light Switch


Object Number: 1468511  Size: CH

Connector Part Information

  • OEM: 5559-06R
  • Service: N/A
  • Description: 6-Way Mini Fit Conn. Rec. Housing (WH)

Light Switch

Pin

Wire

Circuit

Function

1

BN/WH

309

Illumination Voltage

2

YE

10

Headlamp Switch Signal

3

BK

550

Ground

4

--

--

Not Used

5

YE

317

Fog Lamp Voltage

6

YE/BK

1081

Park Lamp Relay Control

WH

1080

Park Lamp Relay Control

PRNDL Lamp


Object Number: 1468402  Size: CH

Connector Part Information

  • OEM: MG620042
  • Service: N/A
  • Description: 2-Way M 250 Series (WH)

PRNDL Lamp

Pin

Wire

Circuit

Function

1

BN/WH

309

Illumination Voltage

2

D-GN

44

Illumination Ground

Rear Compartment Lamp


Object Number: 1892155  Size: CH

Connector Part Information

  • OEM: F2-14
  • Service: N/A
  • Description: 2-Way F 6.3 Faston Series (BK)

Rear Compartment Lamp

Pin

Wire

Circuit

Function

1

RD/WH

840

Battery Positive Voltage

3

YE

804

Rear Compartment Lid Ajar Switch Signal

Rear Fog Lamp (T79)


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Rear Fog Lamp (T79)

Pin

Wire

Circuit

Function

1

OG

122

Rear Fog Lamp Supply Voltage

2

BK

850

Ground (LHD)

950

Ground (RHD)

Rear Fog Lamp Relay (T79)


Object Number: 1837413  Size: CH

Connector Part Information

  • OEM: AK36905
  • Service: N/A
  • Description: 9-Way F (BU)

Rear Fog Lamp Relay (T79)

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

BK

550

Ground

3

BN/WH

312

Headlamp Relay Control

4

OG

122

Rear Fog Lamp Supply Voltage

OG

122

Rear Fog Lamp Supply Voltage

5

--

--

Not Used

6

BN/BK

241

Ignition 2 Voltage

7

--

--

Not Used

8

YE

1977

Fog Lamp Relay Control

9

--

--

Not Used

Stop Lamp Switch


Object Number: 1467027  Size: CH

Connector Part Information

  • OEM: MG610267
  • Service: N/A
  • Description: 4-Way F 250 Double Lock Series (NA)

Stop Lamp Switch

Pin

Wire

Circuit

Function

1

PK

390

Ignition 1 Voltage

2

L-BU/D-BU

20

Stop Lamp Supply Voltage

3

WH

17

Stop Lamp Switch Signal

4

RD/YE

740

Battery Positive Voltage

Tail Lamp - Left


Object Number: 2008854  Size: CH

Connector Part Information

  • OEM: MG610159
  • Service: N/A
  • Description: 4-Way F 2.3 Series (NA)

Tail Lamp - Left

Pin

Wire

Circuit

Function

1

PU

709

Left Park Lamp Supply Voltage

2

BK

850

Ground

3

L-BU

14

Left Turn Signal Supply Voltage

4

L-BU/D-BU

20

Stop Lamp Supply Voltage

Tail Lamp - Right


Object Number: 2008854  Size: CH

Connector Part Information

  • OEM: MG610159
  • Service: N/A
  • Description: 4-Way F 2.3 Series (NA)

Tail Lamp - Right

Pin

Wire

Circuit

Function

1

BN/WH

309

Right Park Lamp Supply Voltage

2

BK

950

Ground

3

D-BU

15

Right Turn Signal Supply Voltage

4

L-BU/D-BU

20

Stop Lamp Supply Voltage

Turn/Position Lamp - Left Front (TR3)


Object Number: 1830929  Size: CH

Connector Part Information

  • OEM: 936187-3
  • Service: N/A
  • Description: 3-Way F 090 Sealed (GY)

Turn/Position Lamp - Left Front (TR3)

Pin

Wire

Circuit

Function

1

PU

709

Left Park Lamp Supply Voltage

2

BK

50

Ground

3

L-BU

14

Left Turn Signal Supply Voltage

Turn/Position Lamp - Right Front (TR3)


Object Number: 1830929  Size: CH

Connector Part Information

  • OEM: 936187-3
  • Service: N/A
  • Description: 3-Way F 090 Sealed (GY)

Turn/Position Lamp - Right Front (TR3)

Pin

Wire

Circuit

Function

1

BN/WH

309

Right Park Lamp Supply Voltage

2

BK

250

Ground

3

D-BU

15

Right Turn Signal Supply Voltage

Turn Signal Lamp - Left Front (w/o TR3)


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Turn Signal Lamp - Left Front (w/o TR3)

Pin

Wire

Circuit

Function

1

L-BU

14

Left Turn Signal Lamps Supply Voltage

2

BK

50

Ground

Turn Signal Lamp - Right Front (w/o TR3)


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Turn Signal Lamp - Right Front (w/o TR3)

Pin

Wire

Circuit

Function

1

D-BU

15

Left Turn Signal Lamps Supply Voltage

2

BK

250

Ground

Turn Signal Multifunction Switch


Object Number: 1467023  Size: CH

Connector Part Information

  • OEM: MG610203
  • Service: N/A
  • Description: 7-Way F 118 (PA) Series (WH)

Turn Signal Multifunction Switch

Pin

Wire

Circuit

Function

1

L-BU

14

Left Turn Signal Lamps Supply Voltage

2

PU

16

Turn Flasher Signal

3

D-BU

15

Right Turn Signal Lamps Supply Voltage

4

L-GN

11

Headlamp High Beam Supply Voltage

5

BN

12

Headlamp Low Beam Supply Voltage

6

YE

10

Headlamp Switch Signal

7

BK

550

Ground

Turn Signal Repeater Lamp - Left


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Turn Signal Repeater Lamp - Left

Pin

Wire

Circuit

Function

1

L-BU

14

Left Turn Signal Lamps Supply Voltage

2

BK

50

Ground

Turn Signal Repeater Lamp - Right


Object Number: 1830934  Size: CH

Connector Part Information

  • OEM: 936184-1
  • Service: N/A
  • Description: 2-Way F 090 Series (WH)

Turn Signal Repeater Lamp - Right

Pin

Wire

Circuit

Function

1

D-BU

15

Right Turn Signal Lamps Voltage

2

BK

250

Ground