OEM Chassis Control Module for 2013-2025 Buick, Cadillac, Chevrolet, & GMC

What to Look for When Buying This Part

• Make sure the part is compatible with your vehicle's year, make, and model.
• Check the part's condition and look for any signs of damage or wear.
• Verify that the part has been tested and inspected.
• Consider the seller's reputation and return policy.

Quality Indicators for the Available Options

What's Typically Included with the Part

• The Chassis Control Module itself.
• Sometimes, mounting hardware may be included.
• Check with the seller to confirm what's included.

Difficulty Level and Estimated Time

• Difficulty: Medium to High
• Estimated Time: 1-3 hours

Special Tools Needed (if any)

• Socket set
• Wrench set
• Screwdrivers
• Diagnostic scan tool (to clear codes)
• Multimeter (for testing circuits)

Critical Steps and Tips

1. Disconnect the negative battery cable before starting.
2. Locate the Chassis Control Module (usually under the dash or in the engine compartment).
3. Disconnect the wiring harness from the module.
4. Remove the mounting bolts or screws.
5. Install the new module and reconnect the wiring harness.
6. Reconnect the negative battery cable.
7. Use a diagnostic scan tool to clear any error codes and calibrate the system.

Whether DIY is Recommended or Professional Installation is Better

• Professional installation is recommended, especially if you don't have experience with automotive electrical systems.
• Incorrect installation can damage the module or other components.
• A professional can properly diagnose the problem and ensure the new module is correctly programmed and calibrated.

Compare: Used OEM, New Aftermarket

| Option | Pros you're looking to buy a Chassis Control Module for your 2017-2025 Buick, Cadillac, Chevrolet, or GMC vehicle, you're likely experiencing some issues with your vehicle's ride quality or stability. This guide will help you understand the symptoms of a failing module, how to diagnose the problem, and what to look for when buying a replacement. We'll also cover installation tips, buying options, and other related information to help you make an informed decision.

Warning Signs the Chassis Control Module is Failing

• Your vehicle's ride feels rough or unstable.
• You see warning lights on your dashboard related to stability control or suspension.
• The vehicle drifts or pulls to one side while driving.
• You hear unusual noises from the suspension, like clunking or squeaking.
• The electronic suspension system isn't working correctly.

How to Test if This Part is the Problem

1. First, have a mechanic scan your vehicle's computer for error codes. This can point to the Chassis Control Module or other related issues.
2. Check the wiring and connections to the module for any damage or corrosion.
3. Use a multimeter to test the power and ground circuits to the module.
4. A professional mechanic can use a diagnostic tool to monitor the module's data and see if it's communicating correctly.
5. Sometimes, temporarily swapping in a known good module can help determine if the original one is faulty.

Common Failure Causes for This Part

• Water or moisture damage can corrode the internal components.
• Electrical surges or voltage spikes can damage the module's circuits.
• Physical damage from accidents or impacts can cause the module to fail.
• Normal wear and tear over time can lead to component failure.
• Problems with other related components, like sensors or actuators, can overload the module.

What to Look for When Buying This Part

• Make sure the part is compatible with your vehicle's year, make, and model.
• Check the part's condition and look for any signs of damage or wear.
• Verify that the part has been tested and inspected.
• Consider the seller's reputation and return policy.

Quality Indicators for the Available Options

What's Typically Included with the Part

• The Chassis Control Module itself.
• Sometimes, mounting hardware may be included.
• Check with the seller to confirm what's included.

Difficulty Level and Estimated Time

• Difficulty: Medium to High
• Estimated Time: 1-3 hours

Special Tools Needed (if any)

• Socket set
• Wrench set
• Screwdrivers
• Diagnostic scan tool (to clear codes)
• Multimeter (for testing circuits)

Critical Steps and Tips

1. Disconnect the negative battery cable before starting.
2. Locate the Chassis Control Module (usually under the dash or in the engine compartment).
3. Disconnect the wiring harness from the module.
4. Remove the mounting bolts or screws.
5. Install the new module and reconnect the wiring harness.
6. Reconnect the negative battery cable.
7. Use a diagnostic scan tool to clear any error codes and calibrate the system.

Whether DIY is Recommended or Professional Installation is Better

• Professional installation is recommended, especially if you don't have experience with automotive electrical systems.
• Incorrect installation can damage the module or other components.
• A professional can properly diagnose the problem and ensure the new module is correctly programmed and calibrated.

Compare: Used OEM, New Aftermarket

| Option | Pros you're looking to buy a Chassis Control Module for your 2017-2025 Buick, Cadillac, Chevrolet, or GMC vehicle, you're likely experiencing some issues with your vehicle's ride quality or stability. This guide will help you understand the symptoms of a failing module, how to diagnose the problem, and what to look for when buying a replacement. We'll also cover installation tips, buying options, and other related information to help you make an informed decision.

Warning Signs the Chassis Control Module is Failing

• Your vehicle's ride feels rough or unstable.
• You see warning lights on your dashboard related to stability control or suspension.
• The vehicle drifts or pulls to one side while driving.
• You hear unusual noises from the suspension, like clunking or squeaking.
• The electronic suspension system isn't working correctly.

How to Test if This Part is the Problem

1. First, have a mechanic scan your vehicle's computer for error codes. This can point to the Chassis Control Module or other related issues.
2. Check the wiring and connections to the module for any damage or corrosion.
3. Use a multimeter to test the power and ground circuits to the module.
4. A professional mechanic can use a diagnostic tool to monitor the module's data and see if it's communicating correctly.
5. Sometimes, temporarily swapping in a known good module can help determine if the original one is faulty.

Common Failure Causes for This Part

• Water or moisture damage can corrode the internal components.
• Electrical surges or voltage spikes can damage the module's circuits.
• Physical damage from accidents or impacts can cause the module to fail.
• Normal wear and tear over time can lead to component failure.
• Problems with other related components, like sensors or actuators, can overload the module.

What to Look for When Buying This Part

• Make sure the part is compatible with your vehicle's year, make, and model.
• Check the part's condition and look for any signs of damage or wear.
• Verify that the part has been tested and inspected.
• Consider the seller's reputation and return policy.

Quality Indicators for the Available Options

What's Typically Included with the Part

• The Chassis Control Module itself.
• Sometimes, mounting hardware may be included.
• Check with the seller to confirm what's included.

Difficulty Level and Estimated Time

• Difficulty: Medium to High
• Estimated Time: 1-3 hours

Special Tools Needed (if any)

• Socket set
• Wrench set
• Screwdrivers
• Diagnostic scan tool (to clear codes)
• Multimeter (for testing circuits)

Critical Steps and Tips

1. Disconnect the negative battery cable before starting.
2. Locate the Chassis Control Module (usually under the dash or in the engine compartment).
3. Disconnect the wiring harness from the module.
4. Remove the mounting bolts or screws.
5. Install the new module and reconnect the wiring harness.
6. Reconnect the negative battery cable.
7. Use a diagnostic scan tool to clear any error codes and calibrate the system.

Whether DIY is Recommended or Professional Installation is Better

• Professional installation is recommended, especially if you don't have experience with automotive electrical systems.
• Incorrect installation can damage the module or other components.
• A professional can properly diagnose the problem and ensure the new module is correctly programmed and calibrated.

Compare: Used OEM, New Aftermarket

• Used OEM: Best value. These are genuine factory parts that have been tested and inspected. You get the quality of the original part at a much lower price.
• New Aftermarket: These are brand new parts made by other companies to meet the original equipment specifications.

Parts Commonly Replaced or Checked at the Same Time

• Wheel Speed Sensors: These sensors provide data to the Chassis Control Module.
• Ride Height Sensors: These sensors measure the distance between the vehicle's body and the road.
• Air Suspension Compressor: If your vehicle has air suspension, the compressor may need to be checked.
• Air Struts/Shocks: These components work with the Chassis Control Module to control the ride.

Why Replacing Related Parts Prevents Repeat Failures

• Replacing worn or damaged sensors ensures the Chassis Control Module receives accurate information.
• Addressing issues with the air suspension system prevents the module from being overworked.
• Replacing related parts can help prevent future failures and ensure the system works correctly.

How Long This Part Normally Lasts

• The Chassis Control Module can last for 7-10 years or more under normal conditions.

Factors that Affect Longevity

• Exposure to extreme temperatures or moisture can shorten the lifespan.
• Electrical problems in the vehicle can damage the module.
• Driving habits and road conditions can affect the suspension system and the module.

Budget vs Mid-Range vs Premium Options

• Used OEM: $150 - $350
• New Aftermarket: $250 - $500

Labor Cost Considerations if Applicable

• Labor costs for installation can range from $150 - $300, depending on the shop and the complexity of the job.

Total Job Cost Estimates

• Total cost for Used OEM replacement: $300 - $650
• Total cost for New Aftermarket replacement: $400 - $800

Known Issues for This Vehicle's System Related to This Part

• Some models have reported issues with ride height sensors causing problems with the Chassis Control Module.
• Corrosion in the wiring harness can also lead to module failure.

Any TSBs or Common Complaints

• Check with your local dealer for any Technical Service Bulletins (TSBs) related to the Chassis Control Module on your specific vehicle.
• Some common complaints include rough ride, warning lights, and suspension malfunction.

How to Confirm Proper Operation

• Start the vehicle and check for any warning lights on the dashboard.
• Drive the vehicle and see if the ride feels smooth and stable.
• Use a diagnostic scan tool to check for any error codes.

What to Look/Listen for to Verify It's Working Correctly

• The suspension should adjust properly to different road conditions.
• There should be no unusual noises from the suspension.
• The vehicle should not drift or pull to one side.

Q: What does a Chassis Control Module do?
A: The Chassis Control Module controls your vehicle's suspension system. It uses sensors to monitor the road and adjusts the suspension to provide a smooth and stable ride.

Q: How do I know if my Chassis Control Module is bad?
A: Common signs include a rough ride, warning lights on the dashboard, and the vehicle drifting or pulling to one side.

Q: Can I replace the Chassis Control Module myself?
A: It's recommended to have a professional mechanic install the module, as it requires specialized tools and

OEM Part Numbers:

• GM: 23402601, 84049631, 84050271, 84052035, 84092992, 84133558, 84218070, 84559182, 84559185, 84737638, 84991870

Fits Years: 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025