AutoCodes – Chevrolet – U0210 Chevrolet

U0210 Chevrolet Code - Lost Communication With Rear Seat Heating 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 Rear Seat Heating Control Module, Rear Seat Heating Control Module harness is open or shorted, Rear Seat Heating 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: U0210 Chevrolet indicates Lost Communication With Rear Seat Heating Control Module.
Common causes: Common causes include Faulty Rear Seat Heating Control Module, Rear Seat Heating Control Module harness is open or shorted, Rear Seat Heating 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 638

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0210 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 Rear Seat Heating Control Module has not been received.

OBDII Code U0210 Chevrolet - Lost Communication With Rear Seat Heating Control Module - AutoCodes.com — U0210 Chevrolet Code - Lost Communication With Rear Seat Heating Control Module

What does this mean?

What are the Possible Causes of the DTC U0210 Chevrolet?

Faulty Rear Seat Heating Control Module
Rear Seat Heating Control Module harness is open or shorted
Rear Seat Heating Control Module circuit poor electrical connection

How to Fix the DTC U0210 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 U0210 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.

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Need more information on how to fix the U0210 Chevrolet 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 U0210 Chevrolet Code

1. What are the common symptoms of the U0210 OBDII code related to the Rear Seat Heating Control Module in a Chevrolet?

The common symptoms include non-functioning rear seat heating, illuminated warning lights on the dashboard, and potential communication issues with other modules.

2. What are the possible causes of the U0210 code indicating a lost communication with the Rear Seat Heating Control Module in a Chevrolet?

Possible causes may include wiring issues, a faulty rear seat heating control module, a damaged communication network, or a malfunctioning powertrain control module.

3. How can I diagnose the U0210 code in my Chevrolet related to the Rear Seat Heating Control Module?

Diagnosing the U0210 code involves using an OBDII scanner to read the code, checking the rear seat heating control module for power and ground, inspecting the wiring for any damage, and testing the communication network for faults.

4. Is it safe to continue driving with the U0210 code triggered in a Chevrolet due to a lost communication with the Rear Seat Heating Control Module?

It is generally safe to drive with the U0210 code, but the rear seat heating function may not work, and there could be potential issues with other vehicle systems that rely on communication with the rear seat heating control module.

5. How can I repair the U0210 code related to the Rear Seat Heating Control Module in my Chevrolet?

Repairing the U0210 code may involve fixing any damaged wiring, replacing the rear seat heating control module if necessary, checking and repairing any communication network issues, and clearing the code with an OBDII scanner.

6. Can a DIY enthusiast fix the U0210 OBDII code caused by a lost communication with the Rear Seat Heating Control Module in a Chevrolet?

While some basic diagnostic steps can be taken by a DIY enthusiast, repairing the U0210 code may require specialized tools and expertise, so it is recommended to consult a professional mechanic for proper diagnosis and repair.

7. Will resetting the OBDII system clear the U0210 code related to the Rear Seat Heating Control Module in a Chevrolet?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the lost communication with the rear seat heating control module is not addressed, the code is likely to reappear.

8. Are there any recalls or technical service bulletins (TSBs) related to the U0210 code and the Rear Seat Heating Control Module in Chevrolet vehicles?

It is advisable to check with Chevrolet dealerships or online databases for any recalls or TSBs related to the U0210 code and the Rear Seat Heating Control Module in your specific Chevrolet model.

9. Can extreme weather conditions or humidity affect the triggering of the U0210 OBDII code in a Chevrolet due to a lost communication with the Rear Seat Heating Control Module?

Extreme weather conditions or high humidity levels can potentially affect the electrical connections and communication systems in the vehicle, leading to issues like the U0210 code related to the rear seat heating control module.

10. How can I prevent the U0210 code from reoccurring in my Chevrolet after repairing the lost communication with the Rear Seat Heating Control Module?

To prevent the U0210 code from reoccurring, ensure proper installation of any replaced components, regularly inspect the wiring and communication network for damage, and address any underlying electrical issues promptly. Regular maintenance can also help prevent such codes from appearing.