GM Service Manual Online
For 1990-2009 cars only
Connector 1: Driver Seat Belt Switch
Connector 2: Passenger Seat Belt Switch
Connector 3: Passenger Seat Belt Warning Lamp
Connector 4: Passenger Seat Occupant Detection Sensor

Driver Seat Belt Switch


Object Number: 740777  Size: CH

Connector Part Information

  • OEM: 90980-12257
  • Service: N/A
  • Description: WH

Driver Seat Belt Switch

Pin

Wire

Circuit

Function

1

WH/BK

--

Ground

2

GN

--

Driver Seat Belt Switch Signal

3

GN/YE

--

Seat Belt Indicator Control

Passenger Seat Belt Switch


Object Number: 334441  Size: CH

Connector Part Information

  • OEM: 90980-11950
  • Service: N/A
  • Description: WH

Passenger Seat Belt Switch

Pin

Wire

Circuit

Function

1

WH/BK

--

Ground

2

BK

--

Seat Belt Warning Lamp Signal Circuit

Passenger Seat Belt Warning Lamp


Object Number: 820099  Size: CH

Connector Part Information

  • OEM: 90980-11296
  • Service: N/A
  • Description: WH

Passenger Seat Belt Warning Lamp

Pin

Wire

Circuit

Function

1

RD/WH

--

Warning Lamp Feed Circuit

2

--

--

Not Used

3

RD/WH

--

Warning Lamp Control Circuit

Passenger Seat Occupant Detection Sensor


Object Number: 334441  Size: CH

Connector Part Information

  • OEM: 90980-11950
  • Service: N/A
  • Description: WH

Passenger Seat Occupant Detection Sensor

Pin

Wire

Circuit

Function

1

BU/WH

--

Seat Belt Warning Lamp Control Circuit

2

BK

--

Seat Belt Warning Lamp Signal Circuit