Engine-CodesGMC – P10E4 2017 GMC Sierra

P10E4 2017 GMC Sierra Code - Ignition On/Start Circuit Source Bypass Relay Control Performance

Quick Answer

The P10E4 diagnostic trouble code for a 2017 GMC Sierra indicates an issue with the Ignition On/Start Circuit Source Bypass Relay Control Performance. Common causes include Faulty ignition relay, Wiring issues or shorts in the ignition circuit, Malfunctioning ignition switch. 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
P10E4 2017 GMC Sierra indicates Ignition On/Start Circuit Source Bypass Relay Control Performance.
Common causes
Common causes include Faulty ignition relay, Wiring issues or shorts in the ignition circuit, Malfunctioning ignition switch.
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.
Table of contents Created and updated by William Orellana on Aug 18, 2024
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Code P10E4 2017 GMC Sierra Description

The P10E4 diagnostic trouble code for a 2017 GMC Sierra indicates an issue with the Ignition On/Start Circuit Source Bypass Relay Control Performance. This code points to a problem with the relay control that bypasses the ignition system when starting the vehicle. The relay is responsible for supplying power to the necessary components during the ignition process. When this relay control performance is compromised, it can lead to starting issues and potential stalling while driving.

OBDII Code P10E4 2017 GMC Sierra - Ignition On/Start Circuit Source Bypass Relay Control Performance
P10E4 2017 GMC Sierra Code - Ignition On/Start Circuit Source Bypass Relay Control Performance

Common Causes of P10E4 2017 GMC Sierra

  1. Faulty ignition relay
  2. Wiring issues or shorts in the ignition circuit
  3. Malfunctioning ignition switch
  4. Corrosion or poor connections in the relay control circuit
  5. Defective engine control module (ECM)

Symptoms of P10E4 2017 GMC Sierra

  1. Difficulty starting the vehicle
  2. Engine stalling during operation
  3. Intermittent loss of power
  4. Illumination of the check engine light
  5. Rough idling or misfiring

How to Fix P10E4 2017 GMC Sierra

  1. Diagnose the issue using a scan tool to confirm the P10E4 code and pinpoint the exact cause.
  2. Inspect the ignition relay, wiring, and connections for any signs of damage or corrosion.
  3. Test the ignition switch to ensure it is functioning correctly.
  4. Replace the faulty ignition relay or repair any damaged wiring or connections.
  5. Clear the code and test the vehicle to ensure the issue has been resolved.

Cost to Fix P10E4 2017 GMC Sierra

The cost of repairing a P10E4 code on a 2017 GMC Sierra can vary depending on the cause of the issue and the extent of the repairs needed. In general, you can expect to pay between $100 to $300 for parts and labor. This estimate includes the cost of a new ignition relay, any necessary wiring repairs, and the labor involved in diagnosing and fixing the problem. Keep in mind that labor rates can vary, so it's best to check with local auto repair shops for a more accurate estimate.

Tech Notes for P10E4 2017 GMC Sierra

There is a Factory Service Bulletin for the following Chevrolet models:
2016-2018 Chevrolet Silverado 1500
2019 Chevrolet Silverado LD
Dead Battery / P1682 P129D P10E4 P2535 / Crank No Start

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P10E4 2017 GMC Sierra Code

What does the OBDII code P10E4 mean on a 2017 GMC Sierra?

The P10E4 code indicates an issue with the Ignition On/Start Circuit Source Bypass Relay Control, meaning the relay is not functioning within its expected performance parameters.

What are common symptoms of the P10E4 code in a 2017 GMC Sierra?

Common symptoms include difficulty starting the vehicle, intermittent starting issues, or the engine not starting at all.

What causes the P10E4 code to appear on a 2017 GMC Sierra?

Potential causes include a faulty bypass relay, damaged wiring or connectors, a malfunctioning ignition switch, or an issue with the vehicle's powertrain control module (PCM).

How do I diagnose the P10E4 code on my 2017 GMC Sierra?

Diagnosis involves checking the bypass relay, inspecting wiring and connectors for damage, testing the ignition switch, and using a scan tool to monitor relay control signals.

Can I drive my 2017 GMC Sierra with the P10E4 code active?

Driving with this code active is not recommended, as it may lead to starting issues or leave you stranded if the vehicle fails to start entirely.

How do I fix the P10E4 code on a 2017 GMC Sierra?

Repairs may include replacing the faulty bypass relay, repairing damaged wiring or connectors, or reprogramming or replacing the PCM if necessary.

How much does it cost to fix the P10E4 code on a 2017 GMC Sierra?

Repair costs vary but typically range from $100 to $300 for parts and labor, depending on the root cause of the issue.

Can a weak battery trigger the P10E4 code in a 2017 GMC Sierra?

Yes, a weak or failing battery can cause voltage issues that may trigger the P10E4 code, so testing the battery is recommended.

Will clearing the P10E4 code with a scan tool fix the problem on a 2017 GMC Sierra?

Clearing the code may temporarily reset the check engine light, but the underlying issue must be addressed to prevent the code from returning.

Is the P10E4 code a common problem in the 2017 GMC Sierra?

While not extremely common, the P10E4 code can occur, especially in vehicles with high mileage or electrical system wear and tear.

Discuss the causes and fixes for P10E4 2017 GMC Sierra OBDII Code

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