P0571 2015 GMC Sierra Code - Cruise Control Brake Switch Circuit
Quick Answer
The P0571 code for a 2015 GMC Sierra indicates an issue with the cruise control brake switch circuit. Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, PCM malfunction. 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
- P0571 2015 GMC Sierra indicates Cruise Control Brake Switch Circuit.
- Common causes
- Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, PCM malfunction.
- 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 P0571 2015 GMC Sierra Description
The P0571 code for a 2015 GMC Sierra indicates an issue with the cruise control brake switch circuit. The cruise control system in a vehicle allows the driver to set a desired speed that the vehicle will maintain without the need to constantly press the accelerator pedal. The brake switch circuit plays a crucial role in this system as it detects when the brake pedal is pressed, disengaging the cruise control to ensure safe operation.
Common Causes of P0571 2015 GMC Sierra
- Faulty brake switch.
- Damaged wiring or connectors in the brake switch circuit.
- PCM malfunction.
- Corrosion or moisture in the brake switch circuit.
- Electrical issues in the cruise control system.
Symptoms of P0571 2015 GMC Sierra
- Cruise control not engaging.
- Cruise control not disengaging when the brake pedal is pressed.
- Check engine light illuminated.
- Inability to maintain a set speed while driving.
How to Fix P0571 2015 GMC Sierra
- Diagnose the issue by using a scan tool to retrieve the trouble code and inspecting the brake switch circuit for any visible damage.
- Test the brake switch using a multimeter to determine if it is functioning properly.
- Replace the brake switch if it is found to be faulty.
- Repair any damaged wiring or connectors in the brake switch circuit.
- Clear the trouble code from the PCM and test the cruise control system to ensure proper functionality.
Cost to Fix P0571 2015 GMC Sierra
The cost of repairing a cruise control brake switch circuit issue can vary depending on the specific cause of the problem and the labor rates at the repair shop. On average, the cost of replacing a brake switch can range from $50 to $150, while repairing damaged wiring or connectors may cost around $100 to $200. Overall, the total repair cost for this issue could range from $150 to $400, including parts and labor. It is important to note that these are rough estimates, and actual costs may differ based on the location and specific circumstances of the repair. It is recommended to consult with a trusted mechanic or repair shop to get an accurate cost estimate for addressing the P0571 code in a 2015 GMC Sierra.
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