P0572 2015 GMC Sierra Code - Brake Switch Circuit Low Voltage
Quick Answer
The P0572 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a low voltage condition in the brake switch circuit. Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Malfunctioning ECM. 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
- P0572 2015 GMC Sierra indicates Brake Switch Circuit Low Voltage.
- Common causes
- Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Malfunctioning ECM.
- 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 P0572 2015 GMC Sierra Description
The P0572 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a low voltage condition in the brake switch circuit. The brake switch is a critical component that sends a signal to the vehicle's electronic control module (ECM) when the brake pedal is depressed. This signal is used to activate the brake lights, disengage cruise control, and other safety functions. When the ECM detects a low voltage in the brake switch circuit, it can lead to various issues with the vehicle's performance and safety systems.
Common Causes of P0572 2015 GMC Sierra
- Faulty brake switch.
- Damaged wiring or connectors in the brake switch circuit.
- Malfunctioning ECM.
- Corrosion in the brake switch circuit.
- Loose connections in the brake switch circuit.
Symptoms of P0572 2015 GMC Sierra
- Brake lights not illuminating when the brake pedal is pressed.
- Cruise control not disengaging when the brake pedal is applied.
- Difficulty shifting out of park.
- Stability control system malfunctions.
- Check Engine Light illuminated on the dashboard.
How to Fix P0572 2015 GMC Sierra
- Begin by inspecting the brake switch and its wiring for any visible damage or corrosion.
- Test the brake switch using a multimeter to ensure it is functioning properly.
- Check for loose connections in the brake switch circuit and repair as necessary.
- If the brake switch is faulty, replace it with a new one following manufacturer guidelines.
- Clear the DTC with a diagnostic scanner and test the vehicle to ensure the issue has been resolved.
Cost to Fix P0572 2015 GMC Sierra
The typical repair costs for addressing a P0572 code on a 2015 GMC Sierra can range from $100 to $300, including parts and labor. However, specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's recommended to inquire about local rates for a more accurate estimate. Keep in mind that rates may be higher at dealerships or metropolitan areas, while independent shops often offer more affordable prices.
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Frequently Asked Questions about P0572 2015 GMC Sierra Code
1. What does the OBDII code P0572 mean on a 2015 GMC Sierra?
The P0572 code indicates "Brake Switch Circuit Low Voltage," meaning the vehicle's computer has detected a voltage issue in the brake switch circuit.
2. What are the common symptoms of code P0572 in a 2015 GMC Sierra?
Symptoms may include the brake lights not working, cruise control being disabled, or warning lights like the check engine light appearing on the dashboard.
3. What causes the P0572 code on a 2015 GMC Sierra?
Common causes include a faulty brake light switch, damaged or corroded wiring, a blown fuse, or a poor electrical connection in the brake switch circuit.
4. Can I drive my 2015 GMC Sierra with a P0572 code?
While the vehicle may still be drivable, safety features like brake lights and cruise control may not work properly, making it unsafe to drive without addressing the issue.
5. How do I diagnose the P0572 code on a 2015 GMC Sierra?
Start by inspecting the brake light switch, wiring, fuses, and connectors for damage or corrosion. Use a multimeter to test the voltage and continuity in the circuit.
6. How can I fix the P0572 code on my 2015 GMC Sierra?
Repairs may include replacing the brake light switch, repairing or replacing damaged wiring, cleaning corroded connections, or replacing a blown fuse.
7. Is the brake light switch the most common cause of the P0572 code?
Yes, a faulty or misaligned brake light switch is one of the most common causes of this code.
8. How much does it cost to fix the P0572 code on a 2015 GMC Sierra?
Repair costs can range from $50 to $200, depending on whether you need to replace the brake light switch or address wiring issues.
9. Can a P0572 code affect other systems in my 2015 GMC Sierra?
Yes, this code can disable cruise control and affect the functionality of the brake lights, which are critical for safe driving.
10. Will clearing the P0572 code with a scan tool fix the problem?
Clearing the code may turn off the warning light temporarily, but the issue will return unless the underlying problem is resolved.
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