AutoCodes – Chevrolet – U2616 2015 Chevrolet Silverado

U2616 2015 Chevrolet Silverado Code - Fuel Pump Driver Control Module Lost Communication With ECM

Quick Answer

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine 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: U2616 2015 Chevrolet Silverado indicates Fuel Pump Driver Control Module Lost Communication With ECM.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine 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.

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Code Popularity 301

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 24, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U2616 2015 Chevrolet Silverado Description

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices. The devices have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver device as an availability indication of the transmitter device. Each message contains the identification number of the transmitter device. The Diagnostic Trouble Code (DTC) will be set when a supervised periodic message that includes the transmitter device availability has not been received.

OBDII Code U2616 2015 Chevrolet Silverado - Fuel Pump Driver Control Module Lost Communication With ECM - AutoCodes.com — U2616 2015 Chevrolet Silverado Code - Fuel Pump Driver Control Module Lost Communication With ECM

What does this mean?

What are the Possible Causes of the DTC U2616 2015 Chevrolet Silverado?

Faulty Engine Control Module (ECM)
Engine Control Module harness is open or shorted
Engine Control Module circuit poor electrical connection
Faulty Fuel Pump Driver Control Module

How to Fix the DTC U2616 2015 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 U2616 2015 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 U2616 2015 Chevrolet Silverado code?

Need more information on how to fix the U2616 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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 U2616 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code U2616 in a 2015 Chevrolet Silverado?

- Common symptoms include issues with the fuel pump operation, engine stalling, poor vehicle performance, and illuminated warning lights on the dashboard.

2. What does the OBDII code U2616 mean for a 2015 Chevrolet Silverado?

- This code indicates a communication problem between the Fuel Pump Driver Control Module and the Engine Control Module (ECM).

3. What are the possible causes of the U2616 code in a 2015 Chevrolet Silverado?

- Possible causes include damaged wiring, loose connections, a faulty Fuel Pump Driver Control Module, a malfunctioning ECM, or software issues.

4. How can I diagnose the U2616 code in my 2015 Chevrolet Silverado?

- Diagnosing this code typically involves checking the wiring and connections between the Fuel Pump Driver Control Module and ECM, testing the modules for faults, and using a diagnostic scanner to retrieve additional information.

5. Can I still drive my 2015 Chevrolet Silverado with the U2616 code present?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential fuel pump issues, engine stalling, and further damage if left unresolved.

6. How serious is the U2616 code in a 2015 Chevrolet Silverado?

- While not an emergency situation, this code should be addressed promptly to prevent potential fuel delivery problems and ensure proper vehicle operation.

7. How can I repair the U2616 code in my 2015 Chevrolet Silverado?

- Repair options may include repairing damaged wiring, securing loose connections, replacing the Fuel Pump Driver Control Module or ECM if faulty, and updating software if necessary.

8. Can I reset the U2616 code in my 2015 Chevrolet Silverado without fixing the underlying issue?

- While you can clear the code with a diagnostic scanner, it is important to address the root cause to prevent the code from reoccurring and ensure the vehicle operates correctly.

9. Is the repair for the U2616 code in a 2015 Chevrolet Silverado something I can do myself?

- Depending on your automotive repair skills and access to tools, you may be able to address simpler causes like checking connections. For complex issues, it is recommended to seek professional help.

10. How much does it typically cost to repair the U2616 code in a 2015 Chevrolet Silverado?

- The cost of repairing this code can vary widely depending on the underlying issue, parts needed, and labor costs. It is advisable to obtain estimates from reputable mechanics or dealerships.