AutoCodes – Chevrolet – U0075 2014 Chevrolet Silverado

U0075 2014 Chevrolet Silverado Code - Control Module Communication Object Detection 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: U0075 2014 Chevrolet Silverado indicates Control Module Communication Object Detection 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 193

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 19, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0075 2014 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 U0075 2014 Chevrolet Silverado - Control Module Communication Object Detection CAN Bus Off - AutoCodes.com — U0075 2014 Chevrolet Silverado Code - Control Module Communication Object Detection CAN Bus Off

What does this mean?

What are the Possible Causes of the DTC U0075 2014 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 U0075 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 U0075 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 U0075 2014 Chevrolet Silverado code?

Need more information on how to fix the U0075 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 U0075 2014 Chevrolet Silverado Code

1. What does the OBDII code U0075 mean on a 2014 Chevrolet Silverado?

U0075 indicates a communication issue on the CAN (Controller Area Network) bus related to the object detection system, suggesting the bus is in an "off" state and unable to transmit data.

2. What are the common symptoms of the U0075 code on a 2014 Chevrolet Silverado?

Symptoms may include warning lights on the dashboard, malfunctioning safety features like blind-spot monitoring, intermittent electronic failures, or no noticeable driveability issues.

3. What causes the U0075 code to appear on a 2014 Chevrolet Silverado?

Common causes include damaged CAN bus wiring, a faulty control module, loose or corroded connectors, or interference from aftermarket accessories.

4. Can I drive my 2014 Chevrolet Silverado with the U0075 code?

While the vehicle may still be drivable, safety features like object detection or lane assist may not function properly, increasing the risk of accidents.

5. How can I diagnose the U0075 code on my 2014 Chevrolet Silverado?

Use an OBDII scanner to confirm the code, inspect the CAN bus wiring and connectors for damage or corrosion, and test the control modules for proper operation.

6. What should I check first when fixing the U0075 code on a 2014 Chevrolet Silverado?

Start by inspecting the CAN bus wiring and connectors for visible damage, corrosion, or loose connections, as these are common culprits.

7. How much does it cost to repair the U0075 code on a 2014 Chevrolet Silverado?

Repair costs can vary widely, ranging from $50 for simple wiring repairs to over $500 if a control module needs to be replaced.

8. Can a dead battery cause the U0075 code on a 2014 Chevrolet Silverado?

Yes, a weak or dead battery can disrupt communication on the CAN bus and trigger the U0075 code.

9. Will clearing the U0075 code with a scanner fix the problem on my 2014 Chevrolet Silverado?

Clearing the code may temporarily remove it, but the underlying issue must be addressed to prevent the code from returning.

10. Do I need a professional mechanic to fix the U0075 code on my 2014 Chevrolet Silverado?

If the issue involves complex diagnostics, such as testing control modules or repairing CAN bus wiring, itâ€™s best to consult a professional. Simple checks like inspecting connectors can be done at home.