Engine-CodesGMC – P0513 2017 GMC Sierra

P0513 2017 GMC Sierra Code - Immobilizer Key Incorrect

Quick Answer

The P0513 code on a 2017 GMC Sierra indicates that the immobilizer key is incorrect. Common causes include Faulty key fob, Incorrect key being used, Immobilizer system 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
P0513 2017 GMC Sierra indicates Immobilizer Key Incorrect.
Common causes
Common causes include Faulty key fob, Incorrect key being used, Immobilizer system 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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P0513 2017 GMC Sierra Description

The P0513 code on a 2017 GMC Sierra indicates that the immobilizer key is incorrect. The immobilizer system is a security feature that prevents the vehicle from starting unless the correct key is used. When this code is triggered, it means that the key being used to start the vehicle is not recognized by the immobilizer system, leading to the vehicle's inability to start.

OBDII Code P0513 2017 GMC Sierra - Immobilizer Key Incorrect
P0513 2017 GMC Sierra Code - Immobilizer Key Incorrect

Common Causes of P0513 2017 GMC Sierra

  1. Faulty key fob
  2. Incorrect key being used
  3. Immobilizer system malfunction
  4. Key reader in the ignition system malfunction
  5. Wiring or electrical issues related to the immobilizer system

Symptoms of P0513 2017 GMC Sierra

  1. Engine cranks but does not start
  2. Immobilizer light on the dashboard is illuminated
  3. Inability to start the vehicle with the key
  4. Vehicle starts and then immediately shuts off

How to Fix P0513 2017 GMC Sierra

  1. Verify the key being used is the correct one for the vehicle
  2. Check the key fob for any signs of damage or malfunction
  3. Inspect the immobilizer system for any faults or malfunctions
  4. Test the key reader in the ignition system for proper functionality
  5. Clear the error code and reprogram the key fob if necessary

Cost to Fix P0513 2017 GMC Sierra

The typical repair costs for resolving the P0513 code can vary depending on the specific cause of the issue. In general, the cost of repairing an immobilizer key incorrect issue can range from $100 to $500, including parts and labor. However, it's important to note that the actual cost may be higher or lower depending on the extent of the problem and the specific repairs needed. Additionally, diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

Tech Notes for P0513 2017 GMC Sierra

DTC P0513 may be caused by a loose connection or intermittent poor continuity on the ECM ground or at the negative battery cable. Be sure to check the ECM ground(s) and negative battery cable if the normal system diagnosis does not correct the concern.



There is a Factory Service Bulletin for the following Chevrolet models:

2010 Chevrolet Express

2011 Chevrolet Express

2011 Chevrolet Silverado

Chevrolet Factory Service Bulletin OBDII Code P0513

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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.

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