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.
Steering Column Lock Control Module Scan Tool Information
2015 Chevrolet Tahoe LS, RWDSECTION Steering Column Lock Control Module Scan Tool Information
Scan Tool Data Parameters
| Parameter | Expected Value | Description |
|---|---|---|
| Operating Conditions: Ignition ON | ||
| Column Lock Status | Varies | The scan tool displays Failed, Unknown, Locked and Unlocked. The scan tool displays the current state of the column lock. |
| Turn Steering Wheel, Start Vehicle Again Display Message | On/Off | The scan tool displays On/Off. If the wheels are against a curb, the lock pin may not be able to pull out. A message for the driver that is displayed on the Driver Information Center. The scan tool displays the need to turn the steering wheel, turn off the vehicle and then restart the vehicle. |
| Steering Column Lock Indicator | On/Off | The scan tool displays On/Off. The scan tool displays the current state of the column lock. |
| Steering Column Lock Pin Position | counts | The scan tool displays the current counts of the column lock pin position. |
Power Steering Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Enter Security Code | Triggers the programming for the immobilizer security code. |
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.