Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 999 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)COMPONENT LOCATORSIR CONNECTORS
2004 Oldsmobile Bravada AWD
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
| Connector Part Information |
|
||
|---|---|---|---|
| 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
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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
| Connector Part Information |
|
||
|---|---|---|---|
| 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
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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)
| Connector Part Information |
|
||
|---|---|---|---|
| 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
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.