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)SPECIFICATIONSPOWER STEERING CONTROL MODULE SCAN TOOL INFORMATION
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Power Steering Control Module Scan Tool Information
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Power Steering 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.
Power Steering Control Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| AFS Actuator Angle | - | Varies | This displays °. This is the current angle of the active front steering (AFS) actuator. |
| AFS Heat Protection | - | Varies | The scan tool displays Active or Inactive. This is the state of the active front steering (AFS) heat protection. |
| AFS Lock Solenoid | - | Unlocked | The scan tool displays Locked or Unlocked. This is the state of the active front steering (AFS) lock solenoid. |
| AFS Motor Command | - | Varies | This displays %. This is the active front steering (AFS) motor percentage. |
| PSCM Centered | - | Yes | The scan tool displays Yes or No. Yes is displayed if the power steering control module (PSCM) is centered. |
| Steering Wheel Sensor Signal | - | Valid | The scan tool displays Valid or Invalid. This is the state of the steering wheel sensor signal. |
| TCM Status Signal | - | Valid | The scan tool displays Valid or Invalid. This is the state of the transmission control module (TCM) signal. |
| VSCM Veh. Spd. Signal | - | Valid | The scan tool displays Valid or Invalid. This is the state of the vehicle stability control module (VSCM) vehicle speed signal. |
Power Steering Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Actuator Removal Procedure | This output control is used to remove an actuator. |
| New Actuator Setup Procedure | This output control is used to setup a new actuator. |
| PSCM Calibration Procedure | This output control is used to calibrate a power steering control module (PSCM). |
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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.