GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2003 🢒 Escalade - 2WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 SIR Connector End Views
Table 1: Inflatable Restraint Front Sensor - Left
Table 2: Inflatable Restraint Front Sensor - Right
Table 3: Inflatable Restraint I/P Module
Table 4: Inflatable Restraint Steering Wheel Module (SIR Coil - C2)
Table 5: Inflatable Restraint Steering Wheel Module (SIR Coil - C3)
Table 6: Inflatable Restraint Sensing and Diagnostic Module (SDM)
Table 7: Inflatable Restraint Side Impact Module - Left
Table 8: Inflatable Restraint Side Impact Module - Right
Table 9: Inflatable Restraint Side Impact Sensor (SIS) - Left
Table 10: Inflatable Restraint Side Impact Sensor (SIS) - Right
Table 11: Inflatable Restraint Steering Wheel Module Coil - C1
Table 12: Inflatable Restraint Steering Wheel Module Coil - C2 (Steering Wheel Module)
Table 13: Inflatable Restraint Steering Wheel Module Coil - C3 (Steering Wheel Module)
Table 14: Inflatable Restraint Steering Wheel Module Coil - C4
Table 15: Inflatable Restraint Seat Position Switch - Left
Table 16: Inflatable Restraint Seat Position Switch - Right
Table 17: Inflatable Restraint Passenger Seat Belt Tension Retractor Sensor
Table 18: Inflatable Restraint Passenger Presence System (PPS) Sensor
Table 19: Inflatable Restraint Passenger Presence Module

Inflatable Restraint Front Sensor - Left


Object Number: 847309 Size: CH

Connector Part Information
    • 15356720
    • 2-Way F GT 150 Sealed (YEL)

Pin

Wire Color

Circuit No.

Function

1

GRY

349

Discriminating Sensor - Left - Signal

2

YEL

354

Discriminating Sensor - Signal

Inflatable Restraint Front Sensor - Right


Object Number: 847309 Size: CH

Connector Part Information
    • 15356720
    • 2-Way F GT 150 Sealed (YEL)

Pin

Wire Color

Circuit No.

Function

1

YEL

1834

Forward Discriminating Sensor Signal

2

DK GRN

1409

Discriminating Sensor - Right - Signal

Inflatable Restraint I/P Module


Object Number: 684931 Size: CH

Connector Part Information
    • 15336476
    • 4-Way Metri-Pack 280 Series (YEL)

Pin

Wire Color

Circuit Number

Function

A1

YEL

3025

I/P Module - Stage 1 - High Control

A2

ORN

3024

I/P Module - Stage 1 - Low Control

B1

GRY

3027

I/P Module - Stage 2 - High Control

B2

PPL

3026

I/P Module - Stage 2 - Low Control

Inflatable Restraint Steering Wheel Module (SIR Coil - C2)


Object Number: 966360 Size: CH

Connector Part Information
    • 12186989
    • 2-Way M M/P 280 P2S (WHT)

Pin

Wire Color

Circuit No.

Function

A

TAN

3021

Steering Wheel Module - Stage 1 - High Control

B

BRN

3020

Steering Wheel Module - Stage 1 - Low Control

Inflatable Restraint Steering Wheel Module (SIR Coil - C3)


Object Number: 966360 Size: CH

Connector Part Information
    • 12186989
    • 2-Way M M/P 280 P2S (PNK)

Pin

Wire Color

Circuit No.

Function

A

WHT

3023

Steering Wheel Module - Stage 2 - High Control

B

PNK

3022

Steering Wheel Module - Stage 2 - Low Control

Inflatable Restraint Sensing and Diagnostic Module (SDM)


Object Number: 697020 Size: CH

Connector Part Information
    • 15356922
    • 42-Way F Micro-Pack 100 W (DK GRY)

Pin

Wire Color

Circuit No.

Function

1

YEL

1139

Ignition 1 Voltage

2

PNK

2306

Passenger Presence Class 2 Serial Data

3

BLK/WHT

238

Seat Belt Switch - Left

4

RED

1362

Seat Belt Switch - Right - Signal

5

GRY

349

Discriminating Sensor - Left - Signal

6

YEL

1834

Forward Discriminating Sensor Signal

7

YEL

2161

Side Impact Sensor- Left - Voltage

8

TAN

2163

Side Impact Sensor- Right - Voltage

9

YEL

3025

I/P Module - Stage 1 - High Control

10

ORN

3024

I/P Module - Stage 1 - Low Control

11

DK BLU

1363

Low Reference

12

BRN

3020

Steering Wheel Module - Stage 1 - Low Control

13

TAN

3021

Steering Wheel Module - Stage 1 - High Control

14

GRY

2103

Side Impact Module - Right - High Control

15

DK BLU

2104

Side Impact Module - Right - Low Control

16

BRN

2106

Side Impact Module - Left - Low Control

17

DK GRN

2105

Side Impact Module - Left - High Control

18-21

--

--

Not Used

22

DK BLU

1128

SDM Class 2 Serial Data

23

--

--

Not Used

24

LT GRN

5055

Seat Position Switch - Left - Signal

25

LT BLU

5056

Seat Position Switch - Right - Signal

26

YEL

354

Discriminating Sensor - Signal

27

DK GRN

1409

Discriminating Sensor - Right - Signal

28

WHT

2162

Side Impact Sensor- Left - Signal

29

DK GRN

2164

Side Impact Sensor- Right - Signal

30

GRY

3027

I/P Module - Stage 2 - High Control

31

PPL

3026

I/P Module - Stage 2 - Low Control

32

BLK

2351

Ground

33

PNK

3022

Steering Wheel Module - Stage 2 - Low Control

34

WHT

3023

Steering Wheel Module - Stage 2 - High Control

35-42

--

--

Not Used

Inflatable Restraint Side Impact Module - Left


Object Number: 130685 Size: CH

Connector Part Information
    • 12110288
    • 2-Way F Metri-Pack 280 Series (YEL)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

2105

Side Impact Module - Left - High Control

B

BRN

2106

Side Impact Module - Left - Low Control

Inflatable Restraint Side Impact Module - Right


Object Number: 130685 Size: CH

Connector Part Information
    • 12110288
    • 2-Way F Metri-Pack 280 Series (YEL)

Pin

Wire Color

Circuit No.

Function

A

GRY

2103

Side Impact Module - Right - High Control

B

DK BLU

2104

Side Impact Module - Right - Low Control

Inflatable Restraint Side Impact Sensor (SIS) - Left


Object Number: 474752 Size: CH

Connector Part Information
    • 15356725
    • 2-Way F GT 150 Sealed (YEL)

Pin

Wire Color

Circuit No.

Function

A

WHT

2162

Side Impact Sensor- Left - Signal

B

YEL

2161

Side Impact Sensor- Left - Voltage

Inflatable Restraint Side Impact Sensor (SIS) - Right


Object Number: 474752 Size: CH

Connector Part Information
    • 15356725
    • 2-Way F GT 150 Sealed (YEL)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

2164

Side Impact Sensor- Right - Signal

B

TAN

2163

Side Impact Sensor- Right - Voltage

Inflatable Restraint Steering Wheel Module Coil - C1


Object Number: 594473 Size: CH

Connector Part Information
    • 15336479
    • 4-Way F Metri Pack 280 (YEL)

Pin

Wire Color

Circuit No.

Function

A1

TAN

3021

Steering Wheel Module - Stage 1 - High Control

A2

BRN

3020

Steering Wheel Module - Stage 1 - Low Control

B1

WHT

3023

Steering Wheel Module - Stage 2 - High Control

B2

PNK

3022

Steering Wheel Module - Stage 2 - Low Control

Inflatable Restraint Steering Wheel Module Coil - C2 (Steering Wheel Module)


Object Number: 966360 Size: CH

Connector Part Information
    • 12186989
    • 2-Way M M/P 280 P2S (WHT)

Pin

Wire Color

Circuit No.

Function

A

TAN

3021

Steering Wheel Module - Stage 1 - High Control

B

BRN

3020

Steering Wheel Module - Stage 1 - Low Control

Inflatable Restraint Steering Wheel Module Coil - C3 (Steering Wheel Module)


Object Number: 647932 Size: CH

Connector Part Information
    • 12186989
    • 2-Way M M/P 280 P2S (YEL)

Pin

Wire Color

Circuit No.

Function

A

WHT

3023

Steering Wheel Module - Stage 2 - High Control

B

PNK

3022

Steering Wheel Module - Stage 2 - Low Control

Inflatable Restraint Steering Wheel Module Coil - C4


Object Number: 62439 Size: CH

Connector Part Information
    • 12047886
    • 8-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

YEL

1327

DIC Fuel Signal

B

DK BLU

894

DIC Toggle Switch Signal

C

PPL

1358

DIC Switch Signal

D

ORN/BLK

1816

DIC Set/Reset Switch Signal

E

PNK

1796

Steering Wheel Controls Signal

F

BRN/WHT

230

Instrument Panel Lamps Dimming Control

G

LT GRN

1011

Remote Radio Control Signal

H

BLK

1851

Ground

Inflatable Restraint Seat Position Switch - Left


Object Number: 280768 Size: CH

Connector Part Information
    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

LT GRN

5055

Seat Position Switch - Left - Signal

B

YEL

234

Low Reference

Inflatable Restraint Seat Position Switch - Right


Object Number: 280768 Size: CH

Connector Part Information
    • 12052832
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

LT BLU

5056

Seat Position Switch - Right - Signal

B

YEL

234

Low Reference

Inflatable Restraint Passenger Seat Belt Tension Retractor Sensor


Object Number: 684807 Size: CH

Connector Part Information
    • 12110293
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

LT BLU

906

Passenger Seat Belt Tension Retractor Sensor - 5 Volt Reference

B

TAN

905

Passenger Seat Belt Tension Retractor Sensor - Low Reference

C

YEL

904

Passenger Seat Belt Tension Retractor Sensor - Signal

Inflatable Restraint Passenger Presence System (PPS) Sensor


Object Number: 516611 Size: CH

Connector Part Information
    • 12059595
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit Number

Function

A

BRN/WHT

903

PPS Sensor - Low Reference

B

WHT

901

PPS Sensor Signal

C

WHT

902

PPS Sensor - 5 Volt Reference

Inflatable Restraint Passenger Presence Module


Object Number: 684891 Size: CH

Connector Part Information
    • 15324433
    • 18-Way F SOC (BLK)

Pin

Wire Color

Circuit Number

Function

1

DK BLU

2307

Passenger Air Bag On Indicator Control

2

DK GRN

2308

Passenger Air Bag Off Indicator Control

3

--

--

Not Used

4

YEL

904

Passenger Seat Belt Tension Retractor Sensor - Signal

5

BLK

2351

Ground

6

WHT

901

PPS Sensor Signal

7

WHT

902

PPS Sensor - 5 Volt Reference

8

--

--

Not Used

9

YEL

1139

Ignition 1 Voltage

10

PNK

353

I/P Module Suppression Indicator Control

11

TAN/BLK

371

I/P Module Disable Switch - Signal

12-13

--

--

Not Used

14

TAN

905

Passenger Seat Belt Tension Retractor Sensor - Low Reference

15

BRN/WHT

903

PPS Sensor - Low Reference

16

LT BLU

906

Passenger Seat Belt Tension Retractor Sensor - 5 Volt Reference

17

--

--

Not Used

18

PNK

2306

I/P Module Disable Switch - Signal