AutoCodes – Chevrolet – U0285 Chevrolet

U0285 Chevrolet Code - Lost Communication With Active Grille Air Shutter 2 Motor Module

Quick Answer

The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics in driving situations where cooling and A/C loads are relatively low and high levels of front-end airflow are not required. Common causes include Faulty Active Grille Air Shutter 2 Motor Module, Active Grille Air Shutter 2 Motor Module harness is open or shorted, Active Grille Air Shutter 2 Motor 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
U0285 Chevrolet indicates Lost Communication With Active Grille Air Shutter 2 Motor Module.
Common causes
Common causes include Faulty Active Grille Air Shutter 2 Motor Module, Active Grille Air Shutter 2 Motor Module harness is open or shorted, Active Grille Air Shutter 2 Motor 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 8,393
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 25, 2022
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Code U0285 Chevrolet Description

The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics in driving situations where cooling and A/C loads are relatively low and high levels of front-end airflow are not required. If high levels of airflow are required, the active grille air shutter actuator opens the louvers. The control signal from the chassis control module, ignition, and ground circuits enables the active grille air shutter actuator to operate. If the conditions for opening the louvers are reached the chassis control module commands the active grille air shutter actuator to open the louvers.
OBDII Code U0285 Chevrolet - Lost Communication With Active Grille Air Shutter 2 Motor Module - AutoCodes.com
U0285 Chevrolet Code - Lost Communication With Active Grille Air Shutter 2 Motor Module

What are the Possible Causes of the DTC U0285 Chevrolet?

  • Faulty Active Grille Air Shutter 2 Motor Module
  • Active Grille Air Shutter 2 Motor Module harness is open or shorted
  • Active Grille Air Shutter 2 Motor Module circuit poor electrical connection

How to Fix the DTC U0285 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 U0285 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 U0285 Chevrolet code?

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Need Help with the Code?

Get the U0285 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 U0285 Chevrolet Code

1. What are the common symptoms of OBDII code U0285 in a Chevrolet related to the Active Grille Air Shutter 2 Motor Module?

- Common symptoms include the active grille not functioning properly, reduced fuel efficiency, and potential issues with the vehicle's cooling system.

2. What are the possible causes of the U0285 code indicating a lost communication with the Active Grille Air Shutter 2 Motor Module in a Chevrolet?

- The code may be triggered by a faulty motor module, damaged wiring or connectors, a blown fuse, or a malfunction in the grille shutter assembly.

3. How can I diagnose the U0285 code in my Chevrolet that is experiencing a loss of communication with the Active Grille Air Shutter 2 Motor Module?

- Diagnosis involves checking the wiring connections, inspecting the motor module for damage, testing the fuses, and using a diagnostic scanner to communicate with the module.

4. Can I still drive my Chevrolet if the U0285 code is present and indicating a problem with the Active Grille Air Shutter 2 Motor Module?

- While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to prevent further damage and ensure optimal vehicle performance.

5. How can I reset the U0285 code in my Chevrolet after resolving the issue with the Active Grille Air Shutter 2 Motor Module?

- The code can be cleared using an OBDII scanner by selecting the option to clear diagnostic trouble codes (DTCs) or by disconnecting the vehicle's battery for a few minutes.

6. What are some repair tips for fixing the U0285 code related to the Active Grille Air Shutter 2 Motor Module in a Chevrolet?

- Repair tips include checking for loose or damaged wiring, replacing the motor module if necessary, ensuring proper connection, and testing the system after repairs are completed.

7. Is it possible to prevent the recurrence of the U0285 code in my Chevrolet after repairing the issue with the Active Grille Air Shutter 2 Motor Module?

- To prevent the code from reoccurring, it is important to perform regular maintenance checks, address any underlying issues promptly, and follow the manufacturer's recommended service schedule.

8. Will the U0285 code affect the overall performance of my Chevrolet if left unresolved for an extended period?

- Ignoring the U0285 code can lead to decreased fuel efficiency, potential overheating issues, and a compromised cooling system, impacting the overall performance and reliability of the vehicle.

9. Can a DIY enthusiast with basic automotive knowledge repair the U0285 code issue related to the Active Grille Air Shutter 2 Motor Module in a Chevrolet?

- While some repairs may be within reach of a DIY enthusiast, diagnosing and fixing complex electrical issues like the U0285 code often require specialized tools and expertise, so professional assistance is recommended.

10. How much can I expect to spend on repairing the U0285 code associated with the Active Grille Air Shutter 2 Motor Module in my Chevrolet?

- The cost of repairs for the U0285 code can vary depending on the underlying issue, parts needed for replacement, labor costs, and dealership or independent repair shop rates. It is advisable to obtain quotes from different sources before proceeding with the repair.

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