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Body Control Module
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2019 - 2024 Chevrolet Blazer Chassis Control Module (OEM)

Only 2 left in stock
$59.95

ℹ️ Product Notes

This is a used part. This is a Chassis Control Module. It works as the backup battery module for the OnStar system.

This module provides emergency power to the OnStar system. Please match the part number on your original unit to ensure a proper fit.

Original Part #(s): 13510744, 42454411
Condition: Excellent (A)
Like new, minimal to no wear
25,269 miles
Odometer reading when part was removed
SKU #
7268504-71X6MG.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 2019-2024 (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 FWD | Automatic
Base SUV 2019 L4 2.5L AWD | Automatic
Base SUV 2019 - 2021 V6 3.6L FWD | Automatic
Base SUV 2019 V6 3.6L AWD | Automatic
L SUV 2019 - 2021 L4 2.5L FWD | Automatic
Premier SUV 2019 - 2024 V6 3.6L FWD | Automatic
Premier SUV 2019 - 2022 V6 3.6L AWD | Automatic
RS SUV 2019 - 2022 V6 3.6L AWD | Automatic
RS SUV 2019 - 2024 V6 3.6L FWD | Automatic
True North SUV 2019 - 2022 V6 3.6L AWD | Automatic
LS SUV 2020 L4 2.5L FWD | Automatic
LT SUV 2020 - 2022 L4 2.0L Turbo AWD | Automatic
LT SUV 2020 - 2024 L4 2.0L Turbo FWD | Automatic
LT SUV 2020 - 2022 L4 2.5L FWD | Automatic
LT SUV 2020 - 2022 L4 2.5L AWD | Automatic
LT SUV 2020 - 2024 V6 3.6L FWD | Automatic
LT SUV 2020 - 2022 V6 3.6L AWD | Automatic
Premier SUV 2021 - 2024 L4 2.0L Turbo FWD | Automatic
Premier SUV 2021 - 2022 L4 2.0L Turbo AWD | Automatic
True North SUV 2021 L4 2.0L Turbo AWD | Automatic
LT SUV 2023 - 2024 L4 2.0L Turbo 4WD | Automatic
LT SUV 2023 - 2024 V6 3.6L 4WD | Automatic
Premier SUV 2023 - 2024 L4 2.0L Turbo 4WD | Automatic
Premier SUV 2023 - 2024 V6 3.6L 4WD | Automatic
RS SUV 2023 - 2024 V6 3.6L 4WD | Automatic
True North SUV 2023 - 2024 V6 3.6L 4WD | Automatic
RS Bitono SUV 2024 V6 3.6L FWD | 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 Chassis Control Module is Failing

  • Erratic or unpredictable handling
  • Stability control system malfunction light is on
  • ABS (Anti-lock Braking System) light is illuminated
  • Traction control system is disabled or malfunctioning
  • Messages appear on the dashboard related to chassis control
  • Difficulty steering or unusual noises when turning
  • Ride control issues, such as a harsh or bouncy ride

How to Test if This Part is the Problem

  1. Check for Diagnostic Trouble Codes (DTCs): Use an OBD-II scanner to read any stored codes related to the chassis control system. This will help pinpoint the source of the problem.
  2. Inspect Wiring and Connections: Look for any damaged, corroded, or loose wires and connectors related to the chassis control module.
  3. Consult a Repair Manual: Refer to a repair manual for your specific vehicle to understand the proper testing procedures for the chassis control module.
  4. Compare Sensor Data: Use a scan tool to compare the data from different sensors related to the chassis control system. Look for inconsistencies or unusual readings.
  5. Consider Professional Diagnosis: If you are unsure about how to test the chassis control module, it is best to take your vehicle to a qualified mechanic for diagnosis.

Common Failure Causes for This Part

  • Electrical surges or voltage spikes
  • Water damage or corrosion
  • Physical damage from accidents or impacts
  • Overheating due to prolonged use or poor ventilation
  • Normal wear and tear over time
  • Faulty sensors sending incorrect data to the module

Buyer's Checklist

What to Look For When Buying This Part

  • Compatibility: Make sure the part is designed for your specific year, make, and model of vehicle.
  • Condition: Choose the right option for your budget and needs (Used OEM or New Aftermarket).
  • Warranty: Check if the part comes with a warranty to protect against defects.
  • Reputation: Buy from a reputable seller with positive reviews.
  • Return Policy: Ensure the seller has a clear return policy in case the part doesn't work.

Quality Indicators for the Available Options

| Feature | Used OEM | New Aftermarket be able to find the right part.

What's Typically Included with the Part

  • The Chassis Control Module itself.
  • Sometimes, mounting hardware may be included, but this varies.
  • No programming or software is typically included.

Installation Overview

Difficulty Level and Estimated Time

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

Special Tools Needed (If Any)

  • OBD-II scanner for diagnostics and clearing codes
  • Basic hand tools (sockets, wrenches, screwdrivers)
  • Multimeter for testing electrical connections
  • Possibly a programming tool, depending on the vehicle and replacement part

Critical Steps and Tips

  1. Disconnect the Battery: Always disconnect the negative battery cable before working on electrical components.
  2. Locate the Module: Find the chassis control module in your vehicle (refer to your repair manual).
  3. Disconnect Connectors: Carefully disconnect all electrical connectors from the module.
  4. Remove the Old Module: Unbolt or unclip the old module from its mounting location.
  5. Install the New Module: Install the new module in the reverse order, ensuring all connections are secure.
  6. Reconnect the Battery: Reconnect the negative battery cable.
  7. Programming: The new module may need to be programmed to your vehicle. This often requires a specialized scan tool.
  8. Clear Diagnostic Trouble Codes: Use an OBD-II scanner to clear any DTCs related to the chassis control module.

Whether DIY is Recommended or Professional Installation is Better

  • Professional installation is highly recommended. This is due to the potential need for programming and the complexity of the chassis control system. Incorrect installation or programming can lead to serious safety issues.

Buying Options

Compare: Used OEM, New Aftermarket

| Feature | Used OEM

Part Specifications

OEM Part Numbers:

  • GM: 13510744, 42454411

Fits Years: 2019 2020 2021 2022 2023 2024

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