| All About OBDII Engine Codes
AutoCodes - Chevrolet - U1900 Chevrolet

U1900 Chevrolet Code - Lost Communication With Speech To Text Interface Module

- Code Popularity: 423 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By - Updated Jun 09, 2020
Share on Facebook   Share on Twitter   Share on Linkedin

|Code U1900 Chevrolet Possible Causes

  • Faulty Speech To Text Interface Module
  • Speech To Text Interface Module harness is open or shorted
  • Speech To Text Interface Module circuit poor electrical connection

|How do I Fix the Code U1900 Chevrolet?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Chevrolet have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code U1900 Chevrolet?

Labor: 1.0

The cost of diagnosing the U1900 Chevrolet code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code U1900 Chevrolet Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|Code U1900 Chevrolet 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 set a supervised periodic message that includes the transmitter device availability that has not been received.

OBDII Code U1900 Chevrolet - Lost Communication With Speech To Text Interface Module -
U1900 Chevrolet Code - Lost Communication With Speech To Text Interface Module

|Need More Information on the U1900 Chevrolet Code?

Need more information on how to fix the U1900 Chevrolet code? Get Access to Factory Service Manuals

|Need Help with the U1900 Chevrolet Code?

Get the U1900 Chevrolet code diagnosed by a professional: Find a repair shop in your area

|Code U1900 Chevrolet comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U1900 Chevrolet code? Have you replaced any parts?
Any information is appreciated. Thanks