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U1528 Chevrolet Code - Driver/Passenger Seat Memory Control Module Lost Communication With Driver/Passenger Seat Adjuster Switch On LIN Bus

Quick Answer

The U1528 code for Chevrolet indicates that there is a communication issue between the Driver/Passenger Seat Memory Control Module and the Driver/Passenger Seat Adjuster Switch on the LIN Bus. Common causes include Damaged wiring or connectors, Faulty seat memory control module, Defective seat adjuster switch. 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
U1528 Chevrolet indicates Driver/Passenger Seat Memory Control Module Lost Communication With Driver/Passenger Seat Adjuster Switch On LIN Bus.
Common causes
Common causes include Damaged wiring or connectors, Faulty seat memory control module, Defective seat adjuster switch.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code U1528 Chevrolet Description

The U1528 code for Chevrolet indicates that there is a communication issue between the Driver/Passenger Seat Memory Control Module and the Driver/Passenger Seat Adjuster Switch on the LIN Bus. The LIN Bus (Local Interconnect Network) is a communication network used in modern vehicles to allow various modules to communicate with each other. In this case, the control module responsible for storing and recalling seat position settings has lost communication with the seat adjuster switch.

OBDII Code U1528 Chevrolet - Driver/Passenger Seat Memory Control Module Lost Communication With Driver/Passenger Seat Adjuster Switch On LIN Bus
U1528 Chevrolet Code - Driver/Passenger Seat Memory Control Module Lost Communication With Driver/Passenger Seat Adjuster Switch On LIN Bus

Common Causes of U1528 Chevrolet

  1. Damaged wiring or connectors
  2. Faulty seat memory control module
  3. Defective seat adjuster switch
  4. Communication network issues with the LIN Bus

Symptoms of U1528 Chevrolet

  1. Inability to adjust the seat position using the switch
  2. Loss of memory function for seat position settings
  3. Warning light illuminated on the dashboard
  4. Other electronic systems related to the seat not functioning properly

How to Fix U1528 Chevrolet

  1. Begin by conducting a thorough diagnosis using a scan tool to retrieve the specific fault codes and pinpoint the source of the communication issue.
  2. Inspect the wiring and connectors related to the seat memory control module and adjuster switch for any signs of damage or corrosion. Repair or replace as necessary.
  3. Test the seat memory control module and seat adjuster switch for proper functionality. Replace any components that are found to be faulty.
  4. Check the LIN Bus communication network for any issues, such as poor connections or breaks in the network. Repair any faults found in the communication system.
  5. Clear the fault codes and perform a test drive to ensure that the communication between the modules has been restored and that all seat functions are working correctly.

Cost to Fix U1528 Chevrolet

The typical repair costs for addressing a U1528 code on a Chevrolet can vary depending on the specific cause of the communication issue. In general, you can expect to pay anywhere from $150 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can influence the final cost. It's advisable to consult with a professional mechanic to get a more accurate estimate based on your vehicle's make and model.

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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 U1528 Chevrolet Code

1. What are the common symptoms of OBDII code U1528 in a Chevrolet?

- Common symptoms include malfunctioning seat memory controls, inability to adjust seat positions, and warning lights on the dashboard related to the seat system.

2. What can cause the U1528 code to appear in a Chevrolet?

- The U1528 code typically appears when there is a communication error between the Driver/Passenger Seat Memory Control Module and the Seat Adjuster Switch on the LIN Bus network.

3. How serious is the U1528 code in a Chevrolet?

- While the U1528 code may not affect the overall drivability of the vehicle, it can lead to inconvenience and discomfort for the driver or passengers due to the inability to adjust the seat positions.

4. How can I diagnose the U1528 code in my Chevrolet?

- Diagnosing the U1528 code usually involves using a diagnostic scanner to retrieve the codes, checking the wiring and connections between the Seat Memory Control Module and the Seat Adjuster Switch, and testing the components for proper functionality.

5. What are some repair tips for fixing the U1528 code in a Chevrolet?

- Repair tips may include checking and repairing any damaged wiring or connectors, resetting the system by disconnecting the battery, and reprogramming the Seat Memory Control Module if necessary.

6. Can I drive my Chevrolet with the U1528 code present?

- It is generally safe to drive the vehicle with the U1528 code present, but it is important to address the issue promptly to avoid discomfort and inconvenience caused by the malfunctioning seat controls.

7. How much does it cost to repair the U1528 code in a Chevrolet?

- The cost of repairing the U1528 code can vary depending on the specific underlying issue, labor rates, and the need for replacement parts. It is recommended to consult a professional mechanic for an accurate estimate.

8. Will resetting the U1528 code make it go away permanently?

- Resetting the U1528 code may temporarily clear the warning light, but if the underlying issue causing the communication error between the modules is not addressed, the code is likely to reappear.

9. Can a DIY enthusiast fix the U1528 code in a Chevrolet?

- While some basic troubleshooting steps can be taken by a DIY enthusiast, diagnosing and repairing the U1528 code may require specialized tools and expertise, making it advisable to seek professional help.

10. How often does the U1528 code occur in Chevrolet vehicles?

- The U1528 code is not extremely common, but it can occur in Chevrolet vehicles equipped with the Driver/Passenger Seat Memory Control Module and Seat Adjuster Switch on the LIN Bus network.

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