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.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 559 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)COMPONENT LOCATORSIR CONNECTOR END VIEWS
2006 Chevrolet Suburban K2500, 6.0 U
SIR Connector End Views
2006 Chevrolet Suburban K2500, 6.0 USECTION SIR Connector End Views
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Inflatable Restraint Terminal Identification I/P Module
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WHT/BLK | 1403 | I/P Module - High Control |
| B | DK GRN/WHT | 1404 | I/P Module - Low Control |
Inflatable Restraint Sensing And Diagnostic Module Terminal Identification (SDM)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | YEL | 1139 | Ignition 1 Voltage |
| A2 | - | - | Not Used |
| A3 | WHT/BLK | 1403 | I/P Module - High Control |
| A4 | DK BLU | 1128 | SDM Class 2 Serial Data |
| A5 | - | - | Not Used |
| A6 | WHT | 347 | Steering Wheel Module - High Control |
| A7 | DK GRN | 348 | Steering Wheel Module - Low Control |
| A8 | DK GRN/WHT | 1404 | I/P Module - Low Control |
| A9 | PNK | 353 | I/P Module Suppression Indicator Control |
| A10 | TAN/BLK | 371 | I/P Module Disable Switch - Signal |
| A11-A14 | - | - | Not Used |
| A15 | BLK/WHT | 238 | Seat Belt Switch - Left |
| A16-A17 | - | - | Not Used |
| A18 | BLK/WHT | 851 | Ground |
Inflatable Restraint I/P Module Disable Switch LED Terminal Identification
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | LT BLU | 1803 | I/P Module Suppression Indicator - Supply |
| B | PNK | 353 | I/P Module Suppression Indicator Control |
Inflatable Restraint I/P Module Disable Switch Terminal Identification
| 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 | 9 | Park Lamp Supply Voltage |
| D | - | - | Not Used |
| E | LT BLU | 1803 | I/P Module Suppression Indicator - Supply |
| F | BLK/WHT | 851 | Ground |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.