AutoCodes – Chevrolet – U0137 2017 Chevrolet Silverado

U0137 2017 Chevrolet Silverado Code - Lost Communication with Trailer Brake Control Module

Quick Answer

Modules connected to the high-speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Trailer Brake Control Module, Trailer Brake Control Module harness is open or shorted, Trailer Brake 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: U0137 2017 Chevrolet Silverado indicates Lost Communication with Trailer Brake Control Module.
Common causes: Common causes include Faulty Trailer Brake Control Module, Trailer Brake Control Module harness is open or shorted, Trailer Brake 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 273

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 21, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0137 2017 Chevrolet Silverado Description

Modules connected to the 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 modules. The modules have prerecorded information about what messages need 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 module as an availability indication of the transmitter module. The supervision time-out period is 250 ms. Each message contains the identification number of the transmitter module. The Diagnostic Trouble Code (DTC) will be set when the device setting the DTC has attempted to establish communications on the serial data circuits more than 3 times in 5 s.

OBDII Code U0137 2017 Chevrolet Silverado - Lost Communication with Trailer Brake Control Module - AutoCodes.com — U0137 2017 Chevrolet Silverado Code - Lost Communication with Trailer Brake Control Module

What does this mean?

What are the Possible Causes of the DTC U0137 2017 Chevrolet Silverado?

Faulty Trailer Brake Control Module
Trailer Brake Control Module harness is open or shorted
Trailer Brake Control Module circuit poor electrical connection

How to Fix the DTC U0137 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 U0137 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 U0137 2017 Chevrolet Silverado code?

Need more information on how to fix the U0137 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0137 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 U0137 2017 Chevrolet Silverado Code

1. What does the OBDII code U0137 on a 2017 Chevrolet Silverado mean?

- The code U0137 indicates a "Lost Communication with Trailer Brake Control Module" error.

2. What are the common symptoms of U0137 on a 2017 Chevrolet Silverado?

- Common symptoms include issues with the trailer brake system, ABS warning lights, and potential loss of communication with the trailer brake control module.

3. What are the possible causes of U0137 on a 2017 Chevrolet Silverado?

- Common causes include a faulty trailer brake control module, damaged wiring or connectors, software issues, or a malfunctioning ABS module.

4. How can I diagnose the U0137 code on a 2017 Chevrolet Silverado?

- Diagnosing the U0137 code involves checking the trailer brake control module for power and ground, inspecting the wiring harness for damage, and using a diagnostic scanner to communicate with the module.

5. Can I still drive my 2017 Chevrolet Silverado with the U0137 code?

- It is not recommended to drive the vehicle with the U0137 code present, as it may affect the functionality of the trailer brake system and ABS.

6. How can I repair the U0137 code on my 2017 Chevrolet Silverado?

- Repairing the U0137 code may involve replacing the trailer brake control module, repairing damaged wiring or connectors, updating software, or addressing any underlying ABS module issues.

7. Is it possible to reset the U0137 code on a 2017 Chevrolet Silverado?

- Simply clearing the code may not solve the underlying issue causing U0137. It is important to diagnose and repair the root cause of the code for a long-term solution.

8. Can a DIY enthusiast fix the U0137 code on a 2017 Chevrolet Silverado?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair the U0137 code. However, complex electrical issues may require professional assistance.

9. How much does it cost to repair the U0137 code on a 2017 Chevrolet Silverado?

- The cost of repairing the U0137 code can vary depending on the root cause of the issue, parts needed, and labor costs. It is advisable to obtain quotes from automotive professionals.

10. Will the U0137 code affect the overall performance of my 2017 Chevrolet Silverado?

- While the U0137 code itself may not affect the engine performance, it can impact the trailer brake system and ABS functionality, potentially compromising overall safety and control of the vehicle.