SIR Connectors

2004 Oldsmobile Bravada AWDSECTION SIR Connectors
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Inflatable Restraint Front End Sensor - Left

GM847309Courtesy of GENERAL MOTORS CORP.
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 End Sensor - Right

GM847309Courtesy of GENERAL MOTORS CORP.
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 Front End Sensor (HVY)

GM847309Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15356721
  • 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

GM684931Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15336476
  • 4-Way Metri-Pack 280 Series (YEL)
Pin Wire Color Circuit No. 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 (w/Dual Stage)
B2 PPL 3026 I/P Module - Stage 2 - Low Control (w/Dual Stage)
Inflatable Restraint Steering Wheel Module - Single Stage

GM966360Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 54560210
  • 2-Way F ABX-3 Code B (YEL)
Pin Wire Color Circuit No. Function
A WHT 347 Steering Wheel Module - High Control
B DK GRN 348 Steering Wheel Module - Low Control
Inflatable Restraint Steering Wheel Module C1 (Dual Stage)

GM966373Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 54560208
  • 2-Way F ABX-3 Code B (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 C2 (Dual Stage)

GM966368Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 54550271
  • 2-Way F ABX-3 Code G (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)

GM697020Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15356922
  • 42-Way F Micro-Pack 100 W (YEL)
Pin Wire Color Circuit No. Function
1 YEL 1139 Ignition 1 Voltage
2 PNK 2306 Passenger Presence Class 2 Serial Data (AL0)
TAN/BLK 371 I/P Module Disable Switch - Signal (HVY)
3 BLK/WHT 238 Seat Belt Switch - Left
4 RED 1362 Seat Belt Switch - Right - Signal (AL0)
PNK 353 I/P Module Suppression Indicator Control (HVY)
5 GRY 349 Front End Sensor - Left - Signal
6 YEL 1834 Front End Sensor - Right - Signal
7 - - Not Used
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
14-21 - - Not Used
22 DK BLU 1128 SDM Class 2 Serial Data
23 - - Not Used
24 LT GRN 5055 Seat Position Switch - Left - Signal (AL0)
25 LT BLU 5056 Seat Position Switch - Right - Signal (AL0)
26 YEL 354 Front End Sensor - Left - Low Reference
27 DK GRN 1409 Front End Sensor - Right - Low Reference
28 - - Not Used
29 DK GRN 2164 Side Impact Sensor - Right - Signal (HP2)
30 GRY 3027 I/P Module - Stage 2 - High Control (AL0)
31 PPL 3026 I/P Module - Stage 2 - Low Control (AL0)
32 BLK 2351 Ground
33 PNK 3022 Steering Wheel Module - Stage 2 - Low Control
- - Not Used - 30 Series and Crew Cab
34 WHT 3023 Steering Wheel Module - Stage 2 - High Control
- - Not Used - 30 Series and Crew Cab
35-42 - - Not Used
Inflatable Restraint Seat Position Switch - Left (AL0)

GM280768Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052832
  • 2-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A LT GRN 5055 Seat Position Switch - Left - Signal
B YEL 234 Low Reference
Inflatable Restraint Seat Position Switch - Right (AL0)

GM280768Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052832
  • 2-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A LT BLU 5056 Seat Position Switch - Right - Signal
B YEL 234 Low Reference
Inflatable Restraint Passenger Seat Belt Tension Retractor Sensor (AL0)

GM684807Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110293
  • 3-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. 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 (AL0)

GM516611Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12059595
  • 3-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A BRN/WHT 903 PPS Sensor - Low Reference
B PPL 901 PPS Sensor Signal
C WHT 902 PPS Sensor - 5-Volt Reference
Inflatable Restraint Passenger Presence Module (AL0)

GM1409310Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15431683
  • 18-Way F Micropack 100 (BLK)
Pin Wire Color Circuit No. 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 PPL 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
Inflatable Restraint I/P Module Disable Switch (C99)

GM362753Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15305286
  • 6-Way F Metri-Pack 150 Series (YEL)
Pin Wire Color Circuit No. Function
A TAN/BLK 371 I/P Module Disable Switch - Signal
B YEL 1139 Ignition 1 Voltage
C BRN 2409 Interior Park Lamps Supply Voltage
D BRN/WHT 230 Instrument Panel Lamps Dimming Control
E PNK 353 I/P Module Suppression Indicator Control
F BLK 1050 Ground
Inflatable Restraint Side Impact Sensor (SIS) - Right (HP2)

GM1336240Courtesy of GENERAL MOTORS CORP.
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
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.