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Body Control Module
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2019 Chevrolet Blazer Climate Control Module (OEM)

✓ IN STOCK
$79.95

ℹ️ Product Notes

This is a used part. This is a temperature control module. You might need to have this module reprogrammed by a mechanic so it works correctly in your vehicle.

This part requires professional programming to work. It is the remote control module, not the dash switch. Check your old part number to ensure it matches.

Original Part #(s): 84154444, 84221984, 84245752, 84305960, 85137510
Condition: Excellent (A)
Like new, minimal to no wear
23,788 miles
Odometer reading when part was removed
SKU #
2331933-92211-195

Why Buy Used OEM Parts?

✓ Quality-Verified: Every used OEM part we sell has been professionally inspected and tested to ensure it meets our quality standards. While it may show some cosmetic wear from previous use, it's fully functional and ready to install.

✓ Original Equipment: This is a genuine OEM (Original Equipment Manufacturer) part - the exact same part that came with your vehicle from the factory. It's designed specifically for your make and model, ensuring perfect fitment and performance.

✓ Works Like New: Despite some visual wear, this part will perform just as well as a brand new one. The internal components and functionality are intact, giving you the same reliability you'd expect from OEM quality.

✓ Significant Savings: Save 50-80% compared to buying new! Used OEM parts offer exceptional value - you get factory quality at a fraction of the cost. It's the smart choice for budget-conscious vehicle owners who won't compromise on quality.

✓ Risk-Free Purchase: We stand behind our used parts with a generous 6-month warranty, 30-day returns, and 100% money-back guarantee. If it doesn't work out for any reason, simply return it for a full refund. You have nothing to lose!

🛡️ 30-Day Returns + 6-Month Warranty - Buy with Confidence!

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Vehicle Fitment Guide

This part fits the following vehicles:

Chevrolet
Blazer 2019 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2019 L4 2.5L AWD/FWD | Automatic
Base SUV 2019 V6 3.6L AWD/FWD | Automatic
L SUV 2019 L4 2.5L FWD | Automatic
Premier SUV 2019 V6 3.6L AWD/FWD | Automatic
RS SUV 2019 V6 3.6L AWD/FWD | Automatic
True North SUV 2019 V6 3.6L AWD | Automatic

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping & Handling

  • Standard shipping: 3-7 business days via UPS Ground
  • Parts are carefully packaged to prevent damage during transit

Returns (30 Days)

We accept returns within 30 days of delivery for this part.

  • Defective parts: We will replace the part or issue a refund at our discretion
  • Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
  • Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
  • Return shipping: We cover return shipping as part of our 100% money-back guarantee
  • Parts must be returned in original packaging and unmodified condition
  • Poorly packaged returns that arrive damaged will not be credited

6-Month Warranty

All used parts include a 6-month warranty from the date of purchase.

  • If your part fails within 6 months, we will send a replacement
  • Refunds are only issued if we cannot provide a suitable replacement
  • Warranty covers defects — not installation errors, misuse, or damage after installation

Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.

Damaged in Shipping?

If your part arrives damaged:

  • Stop immediately — do not install the part
  • Keep all original packaging and boxes
  • Take clear photos of the damage and packaging
  • Contact us within 48 hours of delivery

We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.

Order Cancellation

Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.

Symptoms & Diagnosis

Warning Signs Your Climate Control Module is Failing

  • Inconsistent temperatures from vents
  • Air conditioning not blowing cold air
  • Heater not blowing hot air
  • Blower motor not working or working intermittently
  • Display screen flickering or not working
  • Buttons on the module not responding

How to Test if This Part is the Problem

  1. Check the fuses related to the climate control system. Replace any blown fuses.
  2. Inspect the wiring and connectors for any damage or corrosion.
  3. Use a scan tool to check for any diagnostic trouble codes (DTCs) related to the climate control system.
  4. If codes point to the climate control module, or if there are no codes but the symptoms persist, the module is likely the problem.
  5. Consult a qualified technician for further diagnosis if needed. They can use specialized tools to test the module's functionality.

Common Failure Causes for This Part

  • Electrical surges or voltage spikes
  • Water damage or corrosion
  • Overheating
  • Normal wear and tear of internal components
  • Faulty sensors sending incorrect signals to the module

Buyer's Checklist

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

FeatureUsed OEMNew Aftermarket
SourceOriginal equipment from the vehicle manufacturer.Manufactured by a third-party company.
TestingTypically tested and inspected to ensure functionality.New, but quality can vary depending on the manufacturer.
PriceGenerally more affordable than new aftermarket parts.Price can vary depending on the brand and quality.
WarrantyOften comes with a limited warranty.Warranty coverage can vary significantly.
Fit & FunctionDesigned to fit and function exactly like the original part.Designed to meet OE specifications, but fit and function may not always be identical.

What's Typically Included with the Part

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

Installation Overview

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.

Buying Options

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.

Typical Lifespan

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

Price Ranges

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

Vehicle-Specific Notes

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.

Verification After Install

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.

FAQ

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.

Part Specifications

OEM Part Numbers:

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

Fits Years: 2019

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