AutoCodes – Chevrolet – U019E Chevrolet

U019E Chevrolet Code - Lost Communication With Transmission Range 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 Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range 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
U019E Chevrolet indicates Lost Communication With Transmission Range Control Module.
Common causes
Common causes include Faulty Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 667
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 02, 2020
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Code U019E Chevrolet 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 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 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) sets when a periodic message from the Transmission Range Control Module has not been received.
OBDII Code U019E Chevrolet - Lost Communication With Transmission Range Control Module - AutoCodes.com
U019E Chevrolet Code - Lost Communication With Transmission Range Control Module

What are the Possible Causes of the DTC U019E Chevrolet?

  • Faulty Transmission Range Control Module
  • Transmission Range Control Module harness is open or shorted
  • Transmission Range Control Module circuit poor electrical connection

How to Fix the DTC U019E Chevrolet?

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 U019E Chevrolet 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 U019E Chevrolet code?

Need more information on how to fix the U019E Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U019E Chevrolet 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 U019E Chevrolet Code

1. What are the common symptoms of OBDII code U019E in a Chevrolet indicating lost communication with the Transmission Range Control Module?

- Common symptoms include issues shifting gears, erratic shifting behavior, warning lights on the dashboard, and possibly the vehicle going into a limp mode.

2. What are some possible causes of the U019E OBDII code in a Chevrolet?

- The code U019E can be triggered by issues such as a faulty transmission range control module, damaged wiring or connectors, software glitches, or communication network problems.

3. How can I diagnose the U019E code related to a lost communication with the Transmission Range Control Module in my Chevrolet?

- Diagnosing the U019E code typically involves using a diagnostic scan tool to retrieve the specific fault code, inspecting the transmission range control module and related components, checking for loose connections, and conducting a thorough visual inspection of the wiring.

4. What are some repair tips for fixing the U019E code in a Chevrolet due to lost communication with the Transmission Range Control Module?

- Repair tips may include checking and repairing any damaged wiring or connectors, ensuring the transmission range control module is functioning properly, updating software if necessary, and clearing the code with a scan tool after addressing the underlying issue.

5. Can I drive my Chevrolet with the U019E OBDII code indicating lost communication with the Transmission Range Control Module?

- It is not recommended to drive your Chevrolet with the U019E code present, as it can lead to potentially unsafe driving conditions and further damage to the transmission system.

6. Is it necessary to take my Chevrolet to a mechanic for the U019E OBDII code related to lost communication with the Transmission Range Control Module?

- While some basic checks can be done by the vehicle owner, it is advisable to seek professional help from a qualified mechanic to accurately diagnose and repair the U019E code to ensure proper functioning of the transmission system.

7. How much does it typically cost to repair the U019E OBDII code in a Chevrolet caused by lost communication with the Transmission Range Control Module?

- The cost of repairing the U019E code can vary depending on the underlying issue, but it may involve expenses for parts, labor, and diagnostic services. Costs can range from a few hundred to over a thousand dollars.

8. Can a DIY enthusiast with automotive knowledge fix the U019E OBDII code in a Chevrolet themselves?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address the U019E code by following repair guides, but it is crucial to have a good understanding of the vehicle's systems and diagnostic procedures.

9. What are the long-term effects of ignoring the U019E OBDII code in a Chevrolet related to lost communication with the Transmission Range Control Module?

- Ignoring the U019E code can lead to further damage to the transmission system, potential safety hazards while driving, decreased fuel efficiency, and more costly repairs down the line if left unresolved.

10. Can weather conditions or external factors trigger the U019E OBDII code in a Chevrolet indicating lost communication with the Transmission Range Control Module?

- While weather conditions or external factors may not directly trigger the U019E code, extreme temperatures, moisture, or physical damage to the vehicle's wiring due to environmental factors can contribute to communication issues leading to the code.

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