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)
2008 Pontiac Grand Prix BaseSECTION Inflatable Restraint Sensing and Diagnostic Module (SDM)
WARNING: This page is about a different car, the 2008 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
|
Terminal Part Information
|
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.5 BK/WH | 2751 | Low Reference |
| 2 | 0.35 D-GN | 5060 | Low Speed GMLAN Serial Data |
| 3-7 | - | - | Not Used |
| 8 | 0.5 BN | 3020 | Steering Wheel Module - Stage1 - Low Control |
| 9 | 0.5 TN | 3021 | Steering Wheel Module - Stage1 - High Control |
| 10 | 0.5 YE | 3025 | I/P Module - Stage 1 - High Control |
| 11 | 0.5 OG | 3024 | I/P Module - Stage 1 - Low Control |
| 12 | 0.5 PK | 5020 | Roof Rail Module - Left - Low Control |
| 13 | 0.5 PU/WH | 5019 | Roof Rail Module - Left - High Control |
| 14 | 0.5 YE/BK | 5021 | Roof Rail Module - Right - High Control |
| 15 | 0.5 WH/BK | 5022 | Roof Rail Module - Right - Low Control |
| 16 | 0.5 OG/BK | 2119 | Seat Belt Pretensioner - Left - Low Control |
| 17 | 0.5 TN/WH | 2118 | Seat Belt Pretensioner - Left - High Control |
| 18 | 0.5 L-GN | 2116 | Seat Belt Pretensioner - Right - High Control |
| 19 | 0.5 OG | 2117 | Seat Belt Pretensioner - Right - Low Control |
| 20 | 0.5 TN | 7014 | Left Rear Roof Rail Module Low Control (AS3) |
| 21 | 0.5 YE | 7013 | Left Rear Roof Rail Module High Control (AS3) |
| 22 | 0.5 L-BU | 7015 | Right Rear Roof Rail Module High Control (AS3) |
| 23 | 0.5 TN/BK | 7016 | Right Rear Roof Rail Module Low Control (AS3) |
| 24-27 | - | - | Not Used |
| 28 | 0.35 PK | 5057 | Seat Position Sensor - Low Reference |
| 29-30 | - | - | Not Used |
| 31 | 0.5 RD/WH | 4440 | Battery Positive Voltage |
| 32 | 0.35 PK | 1139 | Ignition 1 Voltage |
| 33 | 0.5 TN/BK | 371 | I/P Module Disable Switch - Signal |
| 34 | 0.5 PK | 353 | I/P Module Suppression Indicator Control |
| 35 | - | - | Not Used |
| 36 | 0.5 YE | 354 | Discriminating Sensor - Signal |
| 37 | 0.5 D-GN | 1409 | Discriminating Sensor - Right - Signal |
| 38 | 0.5 TN/OG | 5045 | Discriminating Sensor - Signal |
| 39 | 0.5 GY | 5600 | Low Reference |
| 40 | 0.5 PU/WH | 6628 | Low Reference |
| 41 | 0.5 WH/BK | 6629 | Low Reference |
| 42 | 0.5 WH | 2132 | Side Impact Sensing Module - Left - Signal |
| 43 | 0.5 D-GN | 2134 | Side Impact Sensing Module - Right - Signal |
| 44 | 0.5 L-BU | 6622 | Left Rear Side Impact Sensing Module Signal |
| 45 | 0.5 L-BU/WH | 6626 | Right Rear Side Impact Sensing Module Signal |
| 46 | 0.5 L-GN/BK | 6623 | Low Reference |
| 47 | 0.5 PK/BK | 6627 | Low Reference |
| 48-57 | - | - | Not Used |
| 58 | 0.5 YE/BK | 5229 | Roll Over Sensor High Signal |
| 59 | 0.35 TN/WH | 238 | Seat Belt Switch - Left |
| 60 | - | - | Not Used |
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.