GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Seat Belt Pretensioner
Table 2: Driver Seat Belt Switch
Table 3: Driver Seat Position Sensor
Table 4: Passenger Seat Belt Pretensioner
Table 5: Passenger Seat Belt Switch
Table 6: Passenger Seat Belt Warning Lamp
Table 7: Passenger Seat Occupant Detection Sensor
Table 8: SIR Driver Inflatable Module C1
Table 9: SIR Driver Inflatable Module C2
Table 10: SIR Instrument Panel Module
Table 11: SIR Left Front Discriminating Sensor
Table 12: SIR LH Side Impact Module
Table 13: SIR LH Side Impact Sensor
Table 14: SIR Right Front Discriminating Sensor
Table 15: SIR RH Side Impact Inflator Module
Table 16: SIR RH Side Impact Sensor
Table 17: SIR Sensing and Diagnostic Module (SDM) C1
Table 18: SIR Sensing and Diagnostic Module (SDM) C2
Table 19: SIR Sensing and Diagnostic Module (SDM) C3
Table 20: SIR Steering Wheel Module Coil

Driver Seat Belt Pretensioner


Object Number: 334446  Size: CH

Connector Part Information

    • 90980-12253
    • YEL

Pin

Wire Color

Function

1

YEL

Left Side Pretensioner Low

2

YEL/BLK

Left Side Pretensioner High

Driver Seat Belt Switch


Object Number: 740777  Size: CH

Connector Part Information

    • 90980-12257
    • WHT

Pin

Wire Color

Function

1

WHT/BLK

Ground

2

GRN

Driver Seat Belt Switch Signal

3

GRN/YEL

Seat Belt Indicator Control

Driver Seat Position Sensor


Object Number: 334441  Size: CH

Connector Part Information

    • 90980-11864
    • WHT

Pin

Wire Color

Function

1

GRN/WHT

Driver Seat Position High

2

RED/BLK

Driver Seat Position Low

Passenger Seat Belt Pretensioner


Object Number: 334446  Size: CH

Connector Part Information

    • 90980-12253
    • YEL

Pin

Wire Color

Function

1

YEL/BLK

Passenger Pretensioner High

2

YEL

Passenger Pretensioner Low

Passenger Seat Belt Switch


Object Number: 334441  Size: CH

Connector Part Information

    • 90980-11950
    • WHT

Pin

Wire Color

Function

1

WHT/BLK

Ground

2

BLK

Seat Belt Warning Lamp Signal Circuit

Passenger Seat Belt Warning Lamp


Object Number: 820099  Size: CH

Connector Part Information

    • 90980-11296
    • WHT

Pin

Wire Color

Function

1

RED/WHT

Warning Lamp Feed Circuit

2

--

Not Used

3

RED/WHT

Warning Lamp Control Circuit

Passenger Seat Occupant Detection Sensor


Object Number: 334441  Size: CH

Connector Part Information

    • 90980-11950
    • WHT

Pin

Wire Color

Function

1

BLU/WHT

Seat Belt Warning Lamp Control Circuit

2

BLK

Seat Belt Warning Lamp Signal Circuit

SIR Driver Inflatable Module C1


Object Number: 820231  Size: CH

Connector Part Information

    • 90980-12138
    • ORN

Pin

Wire Color

Function

1

YEL/BLK

Driver Side High

2

YEL

Driver Side Low

SIR Driver Inflatable Module C2


Object Number: 820231  Size: CH

Connector Part Information

    • 90980-12138
    • BLK

Pin

Wire Color

Function

1

YEL/BLK

Driver Side High

2

YEL/PPL

Driver Side Low

SIR Instrument Panel Module


Object Number: 820245  Size: CH

Connector Part Information

    • 90980-12160
    • YEL

Pin

Wire Color

Function

1

YEL/RED

Passenger Side High

2

YEL/GRN

Passenger Side Low

3

YEL/GRY

Redundant Passenger Side High

4

YEL/PNK

Redundant Passenger Side Low

SIR Left Front Discriminating Sensor


Object Number: 334449  Size: CH

Connector Part Information

    • 90980-11898
    • YEL

Pin

Wire Color

Function

1

BRN

Driver Sensor Low

2

WHT/RED

Driver Sensor High

SIR LH Side Impact Module


Object Number: 334441  Size: CH

Connector Part Information

    • 90980-11864
    • YEL

Pin

Wire Color

Function

1

YEL/RED

Driver Seat High

2

YEL/GRN

Driver Seat Low

SIR LH Side Impact Sensor


Object Number: 820250  Size: CH

Connector Part Information

    • 90980-12225
    • YEL

Pin

Wire Color

Function

1

PNK/BLU

VUPL

2

LT GRN/BLK

SSL High

3

BLU/WHT

SSL Low

4

GRY/BLU

ESL

SIR Right Front Discriminating Sensor


Object Number: 334449  Size: CH

Connector Part Information

    • 90980-11898
    • YEL

Pin

Wire Color

Function

1

BRN/WHT

Passenger Sensor Low

2

BLK/WHT

Passenger Sensor High

SIR RH Side Impact Inflator Module


Object Number: 334441  Size: CH

Connector Part Information

    • 90980-11864
    • YEL

Pin

Wire Color

Function

1

YEL/RED

Passenger Seat High

2

YEL/GRN

Passenger Seat Low

SIR RH Side Impact Sensor


Object Number: 820250  Size: CH

Connector Part Information

    • 90980-12225
    • YEL

Pin

Wire Color

Function

1

PNK

VUPR

2

LT GRN

SSR High

3

BLU/YEL

SSR Low

4

GRY

ESR

SIR Sensing and Diagnostic Module (SDM) C1


Object Number: 820191  Size: CH

Connector Part Information

    • 90980-11872
    • YEL

Pin

Wire Color

Function

1-2

--

Not Used

3

BLK/YEL

Air Bag Indicator Control

4

--

Not Used

5

BLK/ORN

Ignition Positive Voltage

6

--

Not Used

7

YEL/PNK

Redundant Passenger Side Low

8

YEL/GRY

Redundant Passenger Side High

9

BLK/WHT

Passenger Front Sensor High

10

YEL/RED

Passenger Side High

11

YEL/GRN

Passenger Side Low

12

BLU/RED

Serial Data

13

YEL

Steering Wheel Module Low

14

YEL/BLK

Steering Wheel Module High

15

WHT/RED

Driver Front Sensor High

16

YEL/PPL

Redundant Steering Wheel Module Low

17

YEL/ORN

Redundant Steering Wheel Module High

18

--

Not Used

19

PNK/BLK

Diagnostic Request

20

BRN/WHT

Passenger Front Sensor Low

21-22

--

Not Used

23

YEL

PCM

24-25

--

Not Used

26

BRN

Driver Front Sensor Low

27

WHT/BLK

Ground

28

WHT/BLK

Ground

SIR Sensing and Diagnostic Module (SDM) C2


Object Number: 820121  Size: CH

Connector Part Information

    • 90980-11869
    • YEL

Pin

Wire Color

Function

1

YEL/BLK

Driver Pretensioner High

2

YEL

Driver Pretensioner Low

3

GRN/WHT

Driver Seat Position High

4

RED/BLK

Driver Seat Position Low

5

YEL/GRN

Driver Inflatable Restraint Side Impact Module Low

6

YEL/RED

Driver Inflatable Restraint Side Impact Module High

7

PNK/BLU

VUPL

8

--

Not Used

9

BLU/WHT

SSL Low

10

LT GRN/BLK

SSL High

11

GRN

Driver Seat Belt Switch Signal

12

GRY/BLU

ESL

SIR Sensing and Diagnostic Module (SDM) C3


Object Number: 334443  Size: CH

Connector Part Information

    • 90980-11867
    • YEL

Pin

Wire Color

Function

1

YEL/RED

Passenger Inflatable Restraint Side Impact Module High

2

YEL/GRN

Passenger Inflatable Restraint Side Impact Module Low

3-4

--

Not Used

5

YEL/BLK

Right Side Pretensioner High

6

YEL

Right Side Pretensioner Low

7

GRY

ESR

8

BLK

Passenger Seat Belt Switch Signal

9

LT GRN

SSR High

10

BLU/YEL

SSR Low

11

--

Not Used

12

PNK

VUPR

SIR Steering Wheel Module Coil


Object Number: 820245  Size: CH

Connector Part Information

    • 90980-12160
    • YEL

Pin

Wire Color

Function

1

YEL/BLK

Driver Side High

2

YEL

Driver Side Low

3

YEL/ORN

Redundant Driver Side High

4

YEL/PPL

Redundant Driver Side Low