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.
Inflatable Restraint Sensing and Diagnostic Module (SDM) - C1
2001 GMC Yukon XL K1500, 6.0 USECTION Inflatable Restraint Sensing and Diagnostic Module (SDM) - C1
Inflatable Restraint Sensing and Diagnostic Module (SDM) - C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | YEL | 1139 | Ignition 1 Voltage |
| A2 | - | - | Not Used |
| A3 | WHT/BLK | 1403 | IP 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 | IP Module - Low Control |
| A9 | PNK | 353 | IP Module Suppression Indicator Control |
| A10 | TAN/BLK | 371 | IP Module Disable Switch - Signal |
| A11 | YEL | 2160 | SIR Forward Sensor Signal |
| A12 | BLK/WHT | 2151 | Ground |
| A13-A17 | - | - | Not Used |
| A18 | BLK/WHT | 1851 | 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:
- • 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.