OEM Climate Control Module for 2017-2019 Buick, Cadillac, Chevrolet, & GMC

What to Look for When Buying This Part

• Ensure the part is compatible with your vehicle's year, make, and model.
• Check for any visible damage, such as cracks or broken connectors.
• Verify that all buttons and knobs are intact and move smoothly.

Quality Indicators for the Available Options

What's Typically Included with the Part

• The climate control module itself.
• Sometimes, installation instructions (check with the seller).

Difficulty Level and Estimated Time

• Difficulty: Intermediate
• Estimated Time: 1-2 hours

Special Tools Needed (if any)

• Socket set
• Screwdrivers
• Panel removal tools (optional)

Critical Steps and Tips

1. Disconnect the negative battery cable.
2. Remove the trim panels around the climate control module.
3. Disconnect the electrical connectors from the old module.
4. Remove the old module.
5. Install the new module.
6. Reconnect the electrical connectors.
7. Reinstall the trim panels.
8. Reconnect the negative battery cable.

Whether DIY is Recommended or Professional Installation is Better

• DIY is possible for mechanically inclined individuals.
• Professional installation is recommended if you are not comfortable working on your vehicle's electrical system.

Compare: Used OEM, New Aftermarket

When replacing your climate control module, you have two main options: used OEM and new aftermarket. Both can be good choices, depending on your budget and needs.

Used OEM

• Used OEM climate control modules are original parts that came from the factory.
• They are a great value because they are genuine factory parts that have been tested and inspected.
• You can save a lot of money compared to buying a new part.

New Aftermarket

• New aftermarket climate control modules are made by third-party companies.
• They are designed to meet the original equipment (OE) specifications.
• This can be a good option if you want a brand new part.

Parts Commonly Replaced or Checked at the Same Time

• Blower motor resistor
• Blower motor
• Temperature sensors
• Actuators

Why Replacing Related Parts Prevents Repeat Failures

• Replacing related parts can prevent repeat failures by addressing underlying issues in the climate control system. For example, a failing blower motor resistor can put extra strain on the climate control module. Replacing both at the same time can ensure that the system operates correctly and prevent future problems.

How Long This Part Normally Lasts

• A climate control module typically lasts 8-12 years or more.

Factors that Affect Longevity

• Environmental conditions (extreme heat or cold)
• Electrical surges
• Water damage
• Regular use of the climate control system

Budget vs Mid-Range vs Premium Options

• Used OEM: $75 - $250
• New Aftermarket: $150 - $400

Labor Cost Considerations if Applicable

• Labor costs to replace the climate control module typically range from $100 to $300, depending on the shop and your location.

Total Job Cost Estimates

• DIY (Used OEM): $75 - $250
• DIY (New Aftermarket): $150 - $400
• Professional Installation (Used OEM): $175 - $550
• Professional Installation (New Aftermarket): $250 - $700

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

• Some owners have reported issues with the display screen flickering or going blank.
• Some have also experienced problems with the temperature settings not working correctly.

Any TSBs or Common Complaints

• Check with your local dealer or online resources for any Technical Service Bulletins (TSBs) related to the climate control system in your vehicle.

How to Confirm Proper Operation

• Start the vehicle and turn on the climate control system.
• Check that the blower motor is working at all speeds.
• Verify that the air conditioning is blowing cold air and the heater is blowing hot air.
• Make sure that the temperature settings are working correctly.
• Check that all buttons and knobs on the module are functioning properly.

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

• Listen for any unusual noises from the blower motor or other components.
• Observe the temperature of the air coming from the vents to ensure it matches the selected settings.
• Check the display screen for any errors or malfunctions.

Q: How do I know if my climate control module is bad?

A: Common signs include inconsistent temperatures, the AC not blowing cold, the heater not blowing hot, a non-working blower motor, or a malfunctioning display screen.

Q: Can I replace the climate control module myself?

A: Yes, if you have some mechanical skills and are comfortable working on your car's electrical system. Otherwise, professional installation is recommended.

Q: Will a used OEM climate control module work as well as a new one?

A: A used OEM module that has been tested and inspected should work just as well as a new one, and it can save you money.

Q: What is the difference between an OEM and an aftermarket climate control module?

A: An OEM module is the original part made by the vehicle manufacturer, while an aftermarket module is made by a third-party company.

Q: How long does a climate control module usually last?

A: A climate control module typically lasts for 8-12 years or more, depending on usage and environmental factors.

OEM Part Numbers:

• GM: 84154444, 84221984, 84245752, 84305960, 85137510

Fits Years: 2017 2018 2019