AutoCodes – Chevrolet – U0076 2016 Chevrolet Silverado

U0076 2016 Chevrolet Silverado Code - Control Module Communication Powertrain Sensor CAN 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: U0076 2016 Chevrolet Silverado indicates Control Module Communication Powertrain Sensor CAN 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.

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Code Popularity 339

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jul 20, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0076 2016 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 U0076 2016 Chevrolet Silverado - Control Module Communication Powertrain Sensor CAN Bus Off - AutoCodes.com — U0076 2016 Chevrolet Silverado Code - Control Module Communication Powertrain Sensor CAN Bus Off

What does this mean?

What are the Possible Causes of the DTC U0076 2016 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 U0076 2016 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 U0076 2016 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 U0076 2016 Chevrolet Silverado code?

Need more information on how to fix the U0076 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0076 2016 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 U0076 2016 Chevrolet Silverado Code

1. What does the OBDII code U0076 on a 2016 Chevrolet Silverado mean?

The code U0076 indicates a Control Module Communication Powertrain Sensor CAN Bus Off error.

2. What are the common symptoms of the U0076 code in a 2016 Chevrolet Silverado?

Common symptoms of the U0076 code may include issues with the transmission, engine performance, or communication errors between control modules.

3. What can cause the U0076 code to appear in a 2016 Chevrolet Silverado?

The U0076 code can be triggered by a faulty CAN bus, damaged wiring harnesses, loose connections, or issues with the powertrain control module.

4. How can I diagnose the U0076 code on my 2016 Chevrolet Silverado?

Diagnosing the U0076 code may involve checking the wiring connections, inspecting the CAN bus system, and using a diagnostic scanner to pinpoint the exact cause of the communication error.

5. Is it safe to drive with the U0076 code present in a 2016 Chevrolet Silverado?

It is not recommended to drive with the U0076 code active, as it can lead to performance issues and potentially cause further damage to the vehicle's systems.

6. Can I repair the U0076 code in my 2016 Chevrolet Silverado myself?

Repairing the U0076 code may require advanced diagnostic tools and knowledge of automotive electronics. It is advisable to seek help from a professional mechanic for proper diagnosis and repair.

7. How much does it typically cost to fix the U0076 code on a 2016 Chevrolet Silverado?

The cost of repairing the U0076 code can vary depending on the exact cause of the issue. It is best to get a diagnostic assessment from a qualified technician to determine the repair cost.

8. Are there any preventive measures to avoid the U0076 code in a 2016 Chevrolet Silverado?

Maintaining regular vehicle inspections, checking wiring connections, and addressing any potential electrical issues promptly can help prevent the U0076 code from appearing.

9. Can weather conditions affect the appearance of the U0076 code in a 2016 Chevrolet Silverado?

Extreme weather conditions or exposure to moisture can potentially impact the CAN bus system and trigger the U0076 code. Ensuring proper protection for the vehicle's electronics can help mitigate this risk.

10. How long does it usually take to repair the U0076 code in a 2016 Chevrolet Silverado?

The repair time for the U0076 code can vary based on the specific cause of the issue and the complexity of the repair. It is best to consult with a professional technician to get an accurate estimate of the repair timeline.