P057D 2017 GMC Sierra Code - Brake Pedal Position Sensor Circuit High Voltage
Quick Answer
The Brake Pedal Position (BPP) sensor is used to sense the action of the driver's application of the brake pedal. Common causes include Brake Pedal Position Sensor Calibration, Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted. 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
- P057D 2017 GMC Sierra indicates Brake Pedal Position Sensor Circuit High Voltage.
- Common causes
- Common causes include Brake Pedal Position Sensor Calibration, Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted.
- 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.
Code P057D 2017 GMC Sierra Description
What are the Possible Causes of the DTC P057D 2017 GMC Sierra?
- Brake Pedal Position Sensor Calibration
- Faulty Brake Pedal Position Sensor
- Brake Pedal Position Sensor harness is open or shorted
- Brake Pedal Position Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P057D 2017 GMC Sierra?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P057D 2017 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P057D 2017 GMC Sierra Code
1. What does the OBDII code P057D mean on a 2017 GMC Sierra?
P057D indicates a "Brake Pedal Position Sensor Circuit High Voltage," which means the vehicle's ECM has detected a higher-than-expected voltage signal from the brake pedal position sensor.
2. What are the common symptoms of code P057D in a 2017 GMC Sierra?
Symptoms may include the brake lights not functioning properly, cruise control being disabled, or warning lights such as the Check Engine Light or ABS light illuminating.
3. What causes the P057D code to appear in a 2017 GMC Sierra?
Common causes include a faulty brake pedal position sensor, damaged or corroded wiring, poor electrical connections, or a malfunctioning ECM.
4. Can I drive my 2017 GMC Sierra with a P057D code?
While the vehicle may still be drivable, it’s not recommended to ignore the issue as it can affect safety features like brake lights and cruise control functionality.
5. How do I diagnose the P057D code on my GMC Sierra?
Start by inspecting the brake pedal position sensor and its wiring for damage or corrosion. Use a multimeter to test the voltage and continuity of the sensor circuit, and check for any loose or disconnected connectors.
6. How is the P057D code fixed on a 2017 GMC Sierra?
Repairs typically involve replacing the brake pedal position sensor, repairing damaged wiring or connectors, or, in rare cases, reprogramming or replacing the ECM.
7. How much does it cost to fix the P057D code on a 2017 GMC Sierra?
Repair costs can range from $100 to $300, depending on whether the brake pedal position sensor needs replacement or if there are more extensive wiring issues.
8. Can a dead battery cause the P057D code on my GMC Sierra?
While unlikely, voltage irregularities caused by a failing or recently replaced battery could potentially trigger the code. It’s best to rule out sensor or wiring issues first.
9. Is the brake pedal position sensor the same as the brake light switch?
No, the brake pedal position sensor monitors the pedal's position for the ECM, while the brake light switch controls the brake lights. However, they are related and can sometimes be confused.
10. Will clearing the P057D code with a scanner resolve the issue?
Clearing the code may temporarily turn off the warning light, but the underlying issue must be addressed to prevent the code from returning.
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