P0571 2014 GMC Sierra Code - Cruise Control Brake Switch Circuit
Quick Answer
The P0571 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the cruise control brake switch circuit. Common causes include Faulty cruise control brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion or poor electrical connections in the 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
- P0571 2014 GMC Sierra indicates Cruise Control Brake Switch Circuit.
- Common causes
- Common causes include Faulty cruise control brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion or poor electrical connections in the 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 P0571 2014 GMC Sierra Description
The P0571 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the cruise control brake switch circuit. This code indicates that there is a malfunction in the circuit that controls the cruise control system when the brake pedal is pressed. The cruise control brake switch is a crucial component that informs the vehicle's computer when the brake pedal is depressed, allowing the cruise control system to disengage. When this circuit malfunctions, it can lead to issues with the cruise control system not disengaging properly when the brake pedal is pressed, potentially causing safety concerns.
Common Causes of P0571 2014 GMC Sierra
- Faulty cruise control brake switch
- Damaged wiring or connectors in the brake switch circuit
- Corrosion or poor electrical connections in the circuit
- Issues with the brake pedal position sensor
- Electronic control module (ECM) failure
Symptoms of P0571 2014 GMC Sierra
- Cruise control not disengaging when the brake pedal is pressed
- Inability to set or maintain a constant speed using the cruise control
- Check Engine Light illuminated on the dashboard
- Erratic behavior of the cruise control system
How to Fix P0571 2014 GMC Sierra
- Begin by diagnosing the specific cause of the P0571 code using a scan tool to pinpoint the issue.
- Inspect the cruise control brake switch and wiring for any visible damage or corrosion. Replace the brake switch if necessary.
- Check the wiring and connectors in the circuit for any signs of wear or damage. Repair or replace as needed.
- Test the brake pedal position sensor to ensure it is functioning correctly. Replace if faulty.
- Clear the DTC and test the cruise control system to verify that the issue has been resolved.
Cost to Fix P0571 2014 GMC Sierra
The cost of repairing a P0571 code on a 2014 GMC Sierra can vary depending on the specific cause of the issue. In general, the cost of parts such as a cruise control brake switch can range from $50 to $100, while labor costs at an auto repair shop can range from $100 to $200. Additional costs may apply if other components need to be replaced or if further diagnostics are required. It's recommended to consult with a qualified mechanic to get an accurate estimate based on your vehicle's specific needs and location.
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Frequently Asked Questions about P0571 2014 GMC Sierra Code
1. What does the OBDII code P0571 mean on a 2014 GMC Sierra?
P0571 indicates a problem with the cruise control brake switch circuit, which affects the vehicle's ability to detect when the brake pedal is pressed.
2. What are the common symptoms of code P0571 on a 2014 GMC Sierra?
Symptoms include the cruise control not working, the brake lights malfunctioning, or a check engine light on the dashboard.
3. What causes code P0571 in a 2014 GMC Sierra?
Common causes include a faulty brake light switch, wiring issues in the brake switch circuit, or a blown fuse.
4. Can I still drive my 2014 GMC Sierra with a P0571 code?
Yes, the truck is usually drivable, but the cruise control may not function, and brake light issues could pose a safety risk.
5. How do I diagnose the P0571 code on a 2014 GMC Sierra?
Start by checking the brake light switch, inspecting the wiring and connectors for damage, and testing the circuit voltage with a multimeter.
6. How do I fix the P0571 code on a 2014 GMC Sierra?
Repairs may involve replacing a faulty brake light switch, fixing damaged wiring, or replacing a blown fuse in the circuit.
7. How much does it cost to repair a P0571 code on a 2014 GMC Sierra?
The cost varies but typically ranges from $50 to $200, depending on whether the brake switch or wiring needs replacement.
8. Can a faulty brake light switch cause other issues in a 2014 GMC Sierra?
Yes, a faulty brake light switch can disable the cruise control, cause brake light malfunctions, and potentially affect the transmission shift interlock.
9. How do I reset the P0571 code on my 2014 GMC Sierra after repairs?
Use an OBDII scanner to clear the code, or disconnect the battery for a few minutes to reset the system.
10. What tools do I need to fix a P0571 code on a 2014 GMC Sierra?
You may need a multimeter, basic hand tools, and an OBDII scanner to diagnose and repair the issue.
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