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.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2313 (VEHICLE DIAGNOSTIC INFORMATION - SCAN TOOL INFORMATION)SPECIFICATIONSINFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE SCAN TOOL INFORMATION
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Inflatable Restraint Sensing and Diagnostic Module Scan Tool Information
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Inflatable Restraint Sensing and Diagnostic Module Scan Tool Information
WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
Supplemental Inflatable Restraint Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| Battery Voltage Signal | - | Varies | This displays Volts. This is the current battery voltage signal. |
| Driver Frontal Stage 1 Loop | - | Present | The scan tool displays Present or Not Present. This is the state of the driver frontal stage 1 loop. |
| Driver Frontal Stage 2 Loop | - | Present | The scan tool displays Present or Not Present. This is the state of the driver frontal stage 2 loop. |
| Driver Pretensioner Loop | - | Present | The scan tool displays Present or Not Present. This is the state of the driver pretensioner loop. |
| Driver Roof Rail | - | Present | The scan tool displays Present or Not Present. This is the state of the driver roof rail. |
| Driver Seat Belt Switch | - | Present | The scan tool displays Present or Not Present. This is the state of the driver seat belt switch. |
| Driver Seat Belt Switch | - | Unbuckled | The scan tool displays Buckled or Unbuckled. This is the state of the driver seat belt switch. |
| Driver Seat Position Sensor | - | Present | The scan tool displays Present or Not Present. This is the state of the driver seat position sensor. |
| Driver Side Impact Sensor | - | Present | The scan tool displays Present or Not Present. This is the state of the driver impact sensor. |
| Front End Sensor 1 | - | Present | This displays Present or Not Present. This is the state of the front end sensor 1. |
| Front End Sensor 2 | - | Present | This displays Present or Not Present. This is the state of the front end sensor 2. |
| Passenger Presence System | - | Present | This displays Present or Not Present. Present is displayed if the passenger presence system is available. |
| Passenger Pretensioner Loop | - | Present | The scan tool displays Present or Not Present. This is the state of the passenger pretensioner loop. |
| Psgr. Frontal Stage 1 Loop | - | Present | This displays Present or Not Present. This is the state of the passenger frontal stage 1 loop. |
| Psgr. Frontal Stage 2 Loop | - | Present | This displays Present or Not Present. This is the state of the passenger frontal stage 2 loop. |
| Psgr. Roof Rail | - | Present | This displays Present or Not Present. This is the state of the passenger roof rail. |
| Psgr. Seat Position Sensor | - | Present | This displays Present or Not Present. This is the state of the passenger seat position sensor. |
| Psgr. Side Impact Sensor | - | Present | This displays Present or Not Present. This is the state of the passenger impact sensor. |
| SIR Warning Indicator | - | Off | The scan tool displays On or Off. This is the state of the SIR warning indicator. |
Supplemental Inflatable Restraint Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Setup New SDM | This output control is used to setup a new inflatable restraint sensing and diagnostic module (SDM). |
| Setup SDM Part Number in IPM | This output control is used to setup the SDM part number into the instrument panel module (IPM). |
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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.