P057E 2017 GMC Sierra Code - Brake Pedal Position Sensor Circuit Erratic
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
- P057E 2017 GMC Sierra indicates Brake Pedal Position Sensor Circuit Erratic.
- 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 P057E 2017 GMC Sierra Description
What are the Possible Causes of the DTC P057E 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 P057E 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 P057E 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 P057E 2017 GMC Sierra Code
1. What does the OBDII code P057E mean on a 2017 GMC Sierra?
P057E indicates an issue with the brake pedal position sensor circuit, where the signal from the sensor is erratic or inconsistent.
2. What are the common symptoms of code P057E on a 2017 GMC Sierra?
Symptoms may include the brake lights not functioning properly, cruise control not working, or the presence of a check engine light.
3. What causes the P057E code on a 2017 GMC Sierra?
Common causes include a faulty brake pedal position sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning electronic control module (ECM).
4. Can I drive my 2017 GMC Sierra with a P057E code?
While the truck may still be drivable, issues such as malfunctioning brake lights or cruise control can create safety concerns and should be addressed promptly.
5. How do I diagnose the P057E code on a 2017 GMC Sierra?
Diagnose the code by using a scan tool to confirm the error, inspecting the brake pedal position sensor and its wiring, and performing continuity tests on the circuit.
6. How do I fix the P057E code on a 2017 GMC Sierra?
Repairs may involve replacing the brake pedal position sensor, repairing or replacing damaged wiring or connectors, or reprogramming/updating the ECM.
7. What is the brake pedal position sensor's role in the 2017 GMC Sierra?
The sensor monitors the position of the brake pedal and sends signals to the ECM to control systems like brake lights and cruise control.
8. How much does it cost to fix code P057E on a 2017 GMC Sierra?
Repair costs can vary but typically range from $100 to $300 for parts and labor, depending on whether the sensor, wiring, or other components need replacement.
9. Can a dead battery cause the P057E code on a 2017 GMC Sierra?
While unlikely, electrical issues like a weak or dead battery can sometimes cause erratic sensor signals. It’s best to check the battery and charging system during diagnosis.
10. Does the P057E code require reprogramming the ECM on a 2017 GMC Sierra?
In some cases, a software update or ECM reprogramming may be necessary if the issue stems from a software glitch rather than hardware failure.
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