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P062F 2017 Chevrolet Silverado Code - Control Module Long Term Memory Performance

Quick Answer

The P062F diagnostic trouble code (DTC) indicates a performance issue with the long-term memory of the vehicle's control module, specifically in the context of the 2017 Chevrolet Silverado. Common causes include Faulty Engine Control Module (ECM) that is unable to store or retrieve long-term memory data, Corroded or damaged wiring and connectors affecting the ECM's performance, Software issues or glitches within the ECM that disrupt memory functions. 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
P062F 2017 Chevrolet Silverado indicates Control Module Long Term Memory Performance.
Common causes
Common causes include Faulty Engine Control Module (ECM) that is unable to store or retrieve long-term memory data, Corroded or damaged wiring and connectors affecting the ECM's performance, Software issues or glitches within the ECM that disrupt memory functions.
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.
What is this?
Table of contents Created and updated by William Orellana on Oct 21, 2024
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Code P062F 2017 Chevrolet Silverado Description

The P062F diagnostic trouble code (DTC) indicates a performance issue with the long-term memory of the vehicle's control module, specifically in the context of the 2017 Chevrolet Silverado. This code is triggered when the Engine Control Module (ECM) detects that the long-term memory performance is not functioning within the expected parameters. The long-term memory is crucial for the ECM as it stores adaptive learning data, which includes fuel trims, idle adjustments, and other critical operational parameters that allow the engine to run efficiently under varying conditions.

OBDII Code P062F 2017 Chevrolet Silverado - Control Module Long Term Memory Performance
P062F 2017 Chevrolet Silverado Code - Control Module Long Term Memory Performance

Common Causes of P062F 2017 Chevrolet Silverado

  1. Faulty Engine Control Module (ECM) that is unable to store or retrieve long-term memory data.
  2. Corroded or damaged wiring and connectors affecting the ECM's performance.
  3. Software issues or glitches within the ECM that disrupt memory functions.
  4. Electrical interference or voltage spikes that can corrupt the memory.
  5. Environmental factors such as extreme heat or moisture affecting the ECM's components.

Symptoms of P062F 2017 Chevrolet Silverado

  1. Poor fuel economy or increased fuel consumption.
  2. Rough idling or engine stalling.
  3. Difficulty starting the engine.
  4. Check Engine Light illuminated on the dashboard.
  5. Reduced engine power or performance, potentially entering limp mode.

How to Fix P062F 2017 Chevrolet Silverado

  1. Diagnostic Testing: Begin with a thorough diagnostic scan to confirm the P062F code and check for any additional codes that may provide context for the issue.
  2. Inspect Wiring and Connectors: Examine the wiring harness and connectors leading to the ECM for signs of damage, corrosion, or loose connections. Repair or replace any faulty components found.
  3. ECM Software Update: Check if there are any available software updates for the ECM. Sometimes, manufacturers release updates to address known issues that could resolve the memory performance problem.
  4. Replace ECM: If the ECM is determined to be faulty and unable to perform its memory functions, replacing the control module may be necessary. Ensure that the new module is programmed correctly for the vehicle.
  5. Clear Codes and Test Drive: After repairs, clear the diagnostic codes and perform a test drive to ensure that the vehicle operates correctly and that the P062F code does not reappear.

Cost to Fix P062F 2017 Chevrolet Silverado

The cost to address the P062F code can vary widely based on the specific diagnosis and repairs needed. On average, you might expect to pay between $300 and $1,200 for repairs, including parts and labor. If the ECM needs to be replaced, the cost could be on the higher end of that spectrum, as new control modules can be expensive. Labor rates typically range from $80 to $150 per hour, depending on the shop's location and reputation. In metropolitan areas or at dealerships, rates may be higher, while independent shops may offer more competitive pricing. It's advisable to check local rates and get multiple estimates for a more precise cost assessment.

What does this mean?

Tech Notes for P062F 2017 Chevrolet Silverado

Check the Engine Control Module (ECM) fuse, if the fuse is OK, try erasing the code first and if the code comes back you may have to reprogram or replace the ECM.

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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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