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 G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 644 (VEHICLE DIAGNOSTIC INFORMATION - SCAN TOOL INFORMATION)SPECIFICATIONSVEHICLE STABILITY CONTROL MODULE SCAN TOOL INFORMATION
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Vehicle Stability Control Module Scan Tool Information
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Vehicle Stability Control 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.
Vehicle Stability Control Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| Accel. Sen. Lateral 1 Signal | - | Varies | This displays °. |
| Accel. Sen. Lateral 2 Signal | - | Varies | This displays °. |
| Accel. Sen. Yaw 1 Signal | - | Varies | This displays °/sec. |
| Accel. Sen. Yaw 2 Signal | - | Varies | This displays °/sec. |
| Accel. Sensor Longitudinal Signal | - | 0 m/s2 | This displays m/s2 . |
| Battery Voltage Signal | - | Varies | This displays Volts. This is the current battery voltage signal. |
| Steering Position Sensor Signal | - | Varies | This displays °. This is the current degree position of the steering position sensor. |
| Steering Position Sensor Status | - | Centered | The scan tool displays Centered or Uncentered. This is the current status of the steering position sensor. |
Vehicle Stability Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Acceleration Sensor Reset | This output control is used to reset the acceleration sensor. |
| Steering Position Sensor Centering | This output control is used to center the steering position sensor. |
| VSCM Power Steering Reset | This output control is used to reset the vehicle stability control module (VSCM) power steering. |
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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.