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Body Control Module
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2021 - 2025 Chevrolet Trailblazer Airbag Control Module - Rear (OEM)

✓ IN STOCK
$109.95

ℹ️ Product Notes

This is a used part. This Airbag Control Module (Chassis Control Module) manages the airbags for the driver, passenger, roof, and rear seats (if your vehicle has option AYF). It is located below the center console. Important: This module usually needs to be programmed to work correctly with your specific vehicle.

Requires professional programming to your vehicle's VIN. Match your old part number to one of the numbers listed.

Original Part #(s): 13506552, 13521055, 13522066, 13524223, 13524236, 13534413
Condition: Excellent (A)
Like new, minimal to no wear
47,720 miles
Odometer reading when part was removed
SKU #
5527345-43401-195

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
Trailblazer 2021-2025 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
ACTIV SUV 2021 - 2025 L3 1.3L Turbo AWD/FWD | Automatic & Automatic CVT
L SUV 2021 - 2022 L3 1.2L Turbo FWD | Automatic CVT
LS SUV 2021 - 2024 L3 1.2L Turbo AWD/FWD | Automatic & Automatic CVT
LS SUV 2021 - 2025 L3 1.3L Turbo AWD/FWD | Automatic & Automatic CVT
LT SUV 2021 - 2024 L3 1.2L Turbo AWD/FWD | Automatic & Automatic CVT
LT SUV 2021 - 2025 L3 1.3L Turbo AWD/FWD | Automatic & Automatic CVT
RS SUV 2021 - 2025 L3 1.3L Turbo AWD/FWD | Automatic & Automatic CVT
LS SUV 2025 L3 1.2L FLEX Turbo AWD/FWD | Automatic & Automatic CVT
LT SUV 2025 L3 1.2L FLEX Turbo AWD/FWD | Automatic & Automatic CVT
2023

⚠️ 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 Airbag Control Module Might Be Failing

  • Airbag warning light stays on, even after starting the car
  • Airbag warning light flashes intermittently
  • Error codes related to the airbag system appear during a scan
  • Airbags fail to deploy during an accident (rare, but serious)
  • Issues with other safety systems that rely on the airbag module

How to Test if This Part is the Problem

  1. Get your car scanned by a mechanic or auto parts store. They can read the error codes.
  2. Check the wiring and connections to the airbag control module. Look for loose wires or corrosion.
  3. If the error code points directly to the module, and the wiring is good, the module is likely the problem.
  4. A professional mechanic can use specialized tools to further diagnose the module.

Common Failure Causes for This Part

  • Water damage or corrosion
  • Electrical surges or shorts
  • Impact damage from an accident
  • Normal wear and tear over time
  • Software glitches or corruption

Buyer's Checklist

What to Look for When Buying This Part

  • Make sure the part is compatible with your car's year, make, and model.
  • Check the part's condition. Look for signs of damage or wear.
  • Buy from a reputable seller with a good return policy.

Quality Indicators for the Available Options

| Feature | Used OEM | New Aftermarket .

What's Typically Included with the Part

  • The airbag control module itself.
  • Sometimes, mounting hardware (screws or bolts).
  • Instructions may or may not be included.
  • Programming may be required (see below).

Installation Overview

Difficulty Level and Estimated Time

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

Special Tools Needed (if any)

  • Socket set
  • Screwdrivers
  • Scan tool capable of reading and clearing airbag system codes
  • Possibly a programming tool to configure the new module to your car

Critical Steps and Tips

  1. Disconnect the negative battery cable before starting. This is very important for safety!
  2. Locate the airbag control module (usually under the center console or under the seats).
  3. Carefully disconnect the wiring harness from the old module.
  4. Remove the old module.
  5. Install the new module.
  6. Reconnect the wiring harness.
  7. Reconnect the negative battery cable.
  8. Use a scan tool to clear any error codes.
  9. Important: The new module may need to be programmed to your car's VIN. Check with a mechanic or dealer.

Whether DIY is Recommended or Professional Installation is Better

  • Professional installation is recommended. Airbag systems are complex and can be dangerous if not handled properly. Incorrect installation can lead to airbag malfunction or accidental deployment. If you are not comfortable working with electrical systems and safety devices, take your car to a qualified mechanic.

Buying Options

Compare: Used OEM, New Aftermarket

| Feature | Used OEM .

Used OEM: Best Value

  • Genuine factory parts
  • Tested and inspected
  • Significantly lower prices than new parts

New Aftermarket

  • Brand new
  • Third-party parts
  • Built to OE specifications

Typical Lifespan

  • Airbag control modules can last for the life of the vehicle, but they can also fail prematurely.

Factors that Affect Longevity

  • Exposure to moisture or extreme temperatures
  • Electrical surges or shorts
  • Accidents or impacts
  • Proper maintenance of the car's electrical system

Price Ranges

  • Used OEM: $50 - $200
  • New Aftermarket: $100 - $300
  • Labor cost: $100 - $300 (depending on the shop and location)
  • Total job cost estimate: $150 - $600

Vehicle-Specific Notes

  • Some Buick and Chevrolet models from these years have known issues with corroded wiring harnesses that can affect the airbag system.
  • Check for any Technical Service Bulletins (TSBs) related to the airbag system on your specific vehicle model. Dealerships and online resources can provide this information.
  • Some owners have reported issues with the airbag light coming on intermittently due to a faulty sensor or connection.

Verification After Install

How to Confirm Proper Operation

  1. Start the car and check that the airbag warning light turns on briefly and then turns off.
  2. Use a scan tool to check for any error codes related to the airbag system.
  3. If possible, perform a system test using a scan tool to verify that all components are working correctly.

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

  • No airbag warning light illuminated on the dashboard after the initial startup sequence.
  • No error codes related to the airbag system when scanned with a diagnostic tool.
  • Normal operation of other safety systems that rely on the airbag module, such as seatbelt pretensioners.

FAQ

Q: Will this airbag control module need to be programmed?
A: Yes, it likely will. Most airbag control modules need to be programmed to your car's VIN by a qualified mechanic or dealer.

Q: Is it safe to drive my car with the airbag light on?
A: It is not recommended. The airbags may not deploy properly in an accident if the system is malfunctioning.

Q: How do I know if this part will fit my car?
A: Verify the part is compatible with your car's year, make, and model.

Q: Can I replace the airbag control module myself?
A: It's generally recommended to have a professional install it due to the complexity and safety concerns associated with airbag systems.

Q: What happens if I install the module incorrectly?
A: Incorrect installation can lead to airbag malfunction, accidental deployment, or other safety issues.

Part Specifications

OEM Part Numbers:

  • GM: 13506552, 13521055, 13522066, 13524223, 13524236, 13534413

Fits Years: 2021 2022 2023 2024 2025

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