AutoCodes – Chevrolet – U007E 2017 Chevrolet Silverado

U007E 2017 Chevrolet Silverado Code - Control Module Communication FlexRay 1A Bus Off

Quick Answer

The devices connected to the object high-speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Check for more codes, Faulty Control Module, Control Module harness is open or shorted. 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
U007E 2017 Chevrolet Silverado indicates Control Module Communication FlexRay 1A Bus Off.
Common causes
Common causes include Check for more codes, Faulty Control Module, Control Module harness is open or shorted.
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 244
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 20, 2023
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Code U007E 2017 Chevrolet Silverado Description

The devices connected to the object high-speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices when the ignition switch is in any position other than OFF. The object high-speed GMLAN serial data bus uses terminating resistors that are in parallel with the object high-speed GMLAN (+) and (-) circuits. The Diagnostic Trouble Code (DTC) sets when a supervised periodic message that includes the transmitter device availability has not been received.
OBDII Code U007E 2017 Chevrolet Silverado - Control Module Communication FlexRay 1A Bus Off - AutoCodes.com
U007E 2017 Chevrolet Silverado Code - Control Module Communication FlexRay 1A Bus Off

What are the Possible Causes of the DTC U007E 2017 Chevrolet Silverado?

  • Check for more codes
  • Faulty Control Module
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How to Fix the DTC U007E 2017 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 U007E 2017 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 U007E 2017 Chevrolet Silverado code?

Need more information on how to fix the U007E 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U007E 2017 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 U007E 2017 Chevrolet Silverado Code

1. What does the OBDII code U007E for a 2017 Chevrolet Silverado mean?

The U007E code indicates a Control Module Communication FlexRay 1A Bus Off error, signaling a communication issue with the FlexRay network.

2. What are the common symptoms of the U007E code in a 2017 Chevrolet Silverado?

Common symptoms include warning lights like the Check Engine Light, ABS warning light, or traction control light, along with possible issues with vehicle performance or drivability.

3. What are some possible causes of the U007E code on a 2017 Chevrolet Silverado?

Potential causes include faulty wiring or connections in the FlexRay communication network, issues with the control modules communicating on the network, or a malfunctioning FlexRay communication module.

4. How can I diagnose the U007E code on my 2017 Chevrolet Silverado?

Diagnosis typically involves using a scan tool to check for the specific code, inspecting the FlexRay communication network for faults, and testing the control modules for proper communication.

5. Can I still drive my 2017 Chevrolet Silverado with the U007E code present?

It is not recommended to drive the vehicle with the U007E code active, as it can indicate potential communication issues that may affect safety systems or overall vehicle performance.

6. How can I repair the U007E code on my 2017 Chevrolet Silverado?

Repairs may involve fixing any wiring or connection issues in the FlexRay network, replacing faulty control modules, or reprogramming modules to restore proper communication.

7. Is the U007E code in a 2017 Chevrolet Silverado a serious issue?

While the U007E code itself may not cause immediate vehicle breakdown, it should be addressed promptly to ensure proper communication between control modules and the safety systems of the vehicle.

8. Can the U007E code be a recurring problem in a 2017 Chevrolet Silverado?

If the root cause of the code is not properly addressed during repairs, it is possible for the U007E code to reappear, highlighting the importance of thorough diagnosis and repair.

9. Are there any software updates or recalls related to the U007E code in a 2017 Chevrolet Silverado?

It's advisable to check with a Chevrolet dealership or service center to inquire about any relevant software updates, recalls, or technical service bulletins related to the U007E code in your specific vehicle.

10. How much can I expect to pay to fix the U007E code on my 2017 Chevrolet Silverado?

The cost of repairs for the U007E code can vary depending on the exact cause of the issue, but it's recommended to consult with a professional mechanic for an accurate diagnosis and cost estimate.

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