P0573 GMC Code - Brake Switch Circuit High Voltage
Quick Answer
The P0573 GMC diagnostic trouble code (DTC) indicates that there is a high voltage condition detected in the brake switch circuit. Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion or poor connection in the brake light circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0573 GMC indicates Brake Switch Circuit High Voltage.
- Common causes
- Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion or poor connection in the brake light circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0573 GMC Description
The P0573 GMC diagnostic trouble code (DTC) indicates that there is a high voltage condition detected in the brake switch circuit. The brake switch is a crucial component in the vehicle's braking system, as it is responsible for activating the brake lights when the brake pedal is pressed. When the brake switch circuit registers a high voltage, it means that there is an electrical issue causing the brake switch to malfunction.
Common Causes of P0573 GMC
- Faulty brake switch.
- Damaged wiring or connectors in the brake switch circuit.
- Corrosion or poor connection in the brake light circuit.
- Issues with the vehicle's electrical system.
- Water or moisture intrusion in the brake switch circuit.
Symptoms of P0573 GMC
- Brake lights not illuminating when the brake pedal is pressed.
- Vehicle may not start or go into gear.
- ABS warning light may illuminate on the dashboard.
- Cruise control may not function properly.
- Check Engine Light may be illuminated.
How to Fix P0573 GMC
- Begin by diagnosing the root cause of the high voltage condition in the brake switch circuit using a digital multimeter and wiring diagram.
- Inspect the brake switch for any visible signs of damage or corrosion and replace if necessary.
- Check the wiring and connectors in the brake switch circuit for any damage or loose connections, repairing or replacing as needed.
- Clear the DTC from the vehicle's onboard computer using a diagnostic scanner.
- Test the brake switch circuit to ensure that the high voltage condition has been resolved and that the brake lights are functioning properly.
Cost to Fix P0573 GMC
The typical repair costs for addressing a P0573 GMC code can vary depending on the specific cause of the issue and the labor rates in your area. On average, the cost of replacing a faulty brake switch can range from $50 to $150, while repairing damaged wiring or connectors may cost between $100 and $300. Overall, the total repair cost for this issue could range from $150 to $500, including parts and labor. Keep in mind that the actual cost may be higher or lower based on the extent of the damage and the specific components that need to be replaced. It is recommended to consult with a trusted mechanic or auto repair shop for a more accurate cost estimate based on your vehicle's make and model.
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Information for Specific GMC Models
- P0573 2014 GMC Sierra — Brake Switch Circuit High Voltage
- P0573 2015 GMC Sierra — Brake Switch Circuit High Voltage
- P0573 2016 GMC Sierra — Brake Switch Circuit High Voltage
- P0573 2017 GMC Sierra — Brake Switch Circuit High Voltage
- P0573 2018 GMC Sierra — Brake Switch Circuit High Voltage
Frequently Asked Questions about P0573 GMC Code
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