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 MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 42 (POWER STEERING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2013 Buick Regal Turbo Premium, Standard Trans
Diagnostic Code Index
2013 Buick Regal Turbo Premium, Standard TransSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC C0176 | C0176 54: Control Module Temperature Sensor High Temperature |
| DTC C044A | C044A 71: Steering System Engine Speed Signal Circuit Invalid Data |
| DTC C0450 | C0450 01: Steering Assist Control Actuator Circuit Short to Battery C0450 02: Steering Assist Control Actuator Circuit Short to Ground C0450 04: Steering Assist Control Actuator Circuit Open |
| DTC C0456 | C0456 4B: Steering Position Sensor Calibration not Learned |
| DTC C0475 | C0475 00: Electric Steering Motor Circuit Malfunction C0475 59: Electric Steering Motor Circuit Protection Time-Out |
| DTC C047A | C047A 00: Electric Steering Motor Position Sensor Circuit Malfunction |
| DTC C0545 | C0545 00: Steering Wheel Torque Sensor Malfunction |
| DTC C0565 | C0565 5A: Vehicle Identification Number Not Plausible |
| DTC C0569 | C0569 3A: System Configuration Incorrect Component Installed |
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.