AutoCodes – Chevrolet – U3012 2014 Chevrolet Silverado

U3012 2014 Chevrolet Silverado Code - Control Module Improper Wake-Up Performance

Quick Answer

The internal fault detection is handled inside the device. Common causes include Faulty Control Module setting the code, Control Module harness is open or shorted, Control Module circuit poor electrical connection. 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
U3012 2014 Chevrolet Silverado indicates Control Module Improper Wake-Up Performance.
Common causes
Common causes include Faulty Control Module setting the code, Control Module harness is open or shorted, Control Module circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 209
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 24, 2023
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Code U3012 2014 Chevrolet Silverado Description

The internal fault detection is handled inside the device. The symptom byte information is for engineering reference only. No external circuit diagnosis is involved. The Diagnostic Trouble Code (DTC) will set when the device has detected an internal malfunction.
OBDII Code U3012 2014 Chevrolet Silverado - Control Module Improper Wake-Up Performance - AutoCodes.com
U3012 2014 Chevrolet Silverado Code - Control Module Improper Wake-Up Performance

What are the Possible Causes of the DTC U3012 2014 Chevrolet Silverado?

  • Faulty Control Module setting the code
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How to Fix the DTC U3012 2014 Chevrolet Silverado?

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 U3012 2014 Chevrolet Silverado 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 U3012 2014 Chevrolet Silverado code?

Need more information on how to fix the U3012 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U3012 2014 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 U3012 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code U3012 in a 2014 Chevrolet Silverado?

The common symptoms of OBDII code U3012 in a 2014 Chevrolet Silverado include intermittent starting issues, poor engine performance, and the illumination of the Check Engine Light.

2. What does the OBDII code U3012 "Control Module Improper Wake-Up Performance" indicate in a 2014 Chevrolet Silverado?

The U3012 code typically indicates that the control module in the 2014 Chevrolet Silverado is not waking up properly, which can lead to communication issues and performance problems.

3. What are some possible causes of OBDII code U3012 in a 2014 Chevrolet Silverado?

Potential causes of code U3012 in a 2014 Chevrolet Silverado include a faulty control module, wiring issues, poor electrical connections, or software glitches.

4. How can I diagnose OBDII code U3012 in my 2014 Chevrolet Silverado?

Diagnosing code U3012 involves using a professional OBDII scanner to retrieve the code, checking for any related codes, inspecting the control module and its connections, and performing a thorough system scan.

5. Can I drive my 2014 Chevrolet Silverado with OBDII code U3012?

It is not recommended to drive your 2014 Chevrolet Silverado with code U3012 present, as it can lead to further electrical problems and potential safety hazards. It's best to address the issue promptly.

6. How can I repair OBDII code U3012 in my 2014 Chevrolet Silverado?

Repairing code U3012 may involve resetting the control module, checking and repairing any wiring or connection issues, updating software if necessary, or replacing the control module if it is found to be faulty.

7. Is it possible to clear OBDII code U3012 in a 2014 Chevrolet Silverado without fixing the underlying issue?

While clearing the code temporarily may turn off the Check Engine Light, it is crucial to address the root cause of code U3012 to prevent further problems and ensure proper vehicle performance.

8. Can a DIY enthusiast fix OBDII code U3012 in a 2014 Chevrolet Silverado?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to troubleshoot and repair code U3012 in a 2014 Chevrolet Silverado. However, complex electrical issues may require professional assistance.

9. How much does it cost to repair OBDII code U3012 in a 2014 Chevrolet Silverado?

The cost of repairing code U3012 in a 2014 Chevrolet Silverado can vary significantly depending on the underlying cause, parts needed, and labor rates. It is advisable to obtain quotes from reputable mechanics or dealerships.

10. Can a low vehicle battery voltage trigger OBDII code U3012 in a 2014 Chevrolet Silverado?

Yes, a low vehicle battery voltage can potentially trigger code U3012 in a 2014 Chevrolet Silverado, as it may affect the proper wake-up performance of the control module. It is essential to ensure the battery is in good condition.

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