AutoCodes – GMC – P062B 2015 GMC Sierra

P062B 2015 GMC Sierra Code - Control Module Fuel Injector Control Performance

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM). Common causes include Low battery voltage, Reprogram Engine Control Module (ECM), Faulty Engine Control Module. 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
P062B 2015 GMC Sierra indicates Control Module Fuel Injector Control Performance .
Common causes
Common causes include Low battery voltage, Reprogram Engine Control Module (ECM), Faulty Engine Control Module.
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.
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Code Popularity 202
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P062B 2015 GMC Sierra Description

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM). This diagnostic also addresses if the ECM is not programmed. The ECM monitors its ability to read and write to the memory. It also monitors a timing function. No external circuits are involved. The Diagnostic Trouble Code (DTC) will be set when the ECM detects an internal failure or incomplete programming for more than 10 s.
OBDII Code P062B 2015 GMC Sierra - Control Module Fuel Injector Control Performance  - AutoCodes.com
P062B 2015 GMC Sierra Code - Control Module Fuel Injector Control Performance

What are the Possible Causes of the DTC P062B 2015 GMC Sierra?

  • Low battery voltage
  • Reprogram Engine Control Module (ECM)
  • Faulty Engine Control Module
  • Engine Control Module harness is open or shorted
  • Engine Control Module circuit poor electrical connection

How to Fix the DTC P062B 2015 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 P062B 2015 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.

Need more information about the P062B 2015 GMC Sierra code?

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Need Help with the Code?

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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 P062B 2015 GMC Sierra Code

1. What does the OBDII code P062B mean on a 2015 GMC Sierra?

P062B indicates an issue with the Control Module Fuel Injector Control Performance, meaning the Powertrain Control Module (PCM) has detected a problem in the internal fuel injector control circuit.

2. What are the common symptoms of code P062B on a 2015 GMC Sierra?

Symptoms may include rough idling, reduced engine power, poor fuel economy, difficulty starting, or an illuminated check engine light.

3. What causes the P062B code on a 2015 GMC Sierra?

Common causes include a faulty PCM, wiring or connector issues in the fuel injector control circuit, a malfunctioning fuel injector, or corrupted PCM software.

4. Can I still drive my 2015 GMC Sierra with a P062B code?

Driving with this code is not recommended as it can lead to poor performance, increased emissions, or further engine damage if left unaddressed.

5. How do you diagnose the P062B code on a 2015 GMC Sierra?

Diagnosis involves inspecting the wiring and connectors related to the fuel injector control circuit, testing the PCM, and checking for any fuel injector malfunctions.

6. How much does it cost to fix the P062B code on a 2015 GMC Sierra?

Repair costs vary depending on the issue but can range from $100 for basic wiring repairs to over $1,000 if the PCM needs replacement and reprogramming.

7. Can a bad fuel injector cause the P062B code on a 2015 GMC Sierra?

Yes, a bad fuel injector can disrupt the control circuit and trigger the P062B code.

8. Is it possible to fix the P062B code without replacing the PCM on a 2015 GMC Sierra?

Yes, if the problem is related to wiring, connectors, or a faulty injector, those parts can be repaired or replaced without needing a new PCM.

9. What tools are needed to troubleshoot the P062B code on a 2015 GMC Sierra?

Tools include an OBDII scanner, a multimeter for testing electrical circuits, and potentially specialized equipment for PCM diagnostics.

10. Does the P062B code require PCM reprogramming on a 2015 GMC Sierra?

If the PCM is replaced or its software is corrupted, reprogramming may be required to resolve the issue.

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