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Body Control Module

2007 Chevrolet Trailblazer Telematics Control Module (OEM)

Only 2 left in stock
$59.95

ℹ️ Product Notes

This is a used part. This control module manages the OnStar communication system in your vehicle. It is designed for vehicles with the GM option code UE1.
Condition: Excellent (A)
Like new, minimal to no wear
69,090 miles
Odometer reading when part was removed
SKU #
760429-51210-195

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 2007 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
A SUV 2007 L6 4.2L RWD | Automatic
B SUV 2007 L6 4.2L RWD | Automatic
Base SUV 2007 L6 4.2L RWD | Automatic
LS SUV 2007 L6 4.2L RWD/4WD | Automatic
LS SUV 2007 V8 5.3L RWD/4WD | Automatic
LT SUV 2007 L6 4.2L RWD/4WD | Automatic
LT SUV 2007 V8 5.3L RWD/4WD | Automatic
SS SUV 2007 V8 6.0L AWD/RWD | 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 of a Failing Telematics Control Module

  • Your car's OnStar or similar service stops working.
  • You get error messages on your dashboard related to communication systems.
  • The car's remote start feature stops functioning.
  • The car's door locks or alarm system act strangely.
  • The car's battery drains quickly, even when it's turned off.

Testing the Telematics Control Module

  1. Use a scan tool to check for diagnostic trouble codes (DTCs) related to the telematics system.
  2. Check the module's power and ground connections with a multimeter.
  3. Inspect the wiring harness for any damage or corrosion.
  4. If possible, swap the module with a known good one to see if the problem goes away.
  5. Have a professional diagnose the system if you are not comfortable performing these tests.

Common Causes of Telematics Control Module Failure

  • Water damage or corrosion due to leaks in the vehicle.
  • Electrical surges or shorts in the car's electrical system.
  • Physical damage from accidents or impacts.
  • Normal wear and tear over time.
  • Software glitches or corrupted programming.

Buyer's Checklist

What to Look For When Buying

  • Make sure the part is designed for your car's year, make, and model.
  • Check the seller's reputation and return policy.
  • Ask about any warranties or guarantees.
  • Inspect the part for any signs of damage before installing it.

Quality Indicators

FeatureUsed OEMNew Aftermarket
OriginOriginal factory partThird-party manufacturer
TestingTypically tested and inspectedShould meet OE specifications
PriceGenerally lowerCan vary widely
ReliabilityDepends on condition and testingDepends on manufacturer quality

What's Included

  • The Telematics Control Module itself.
  • Sometimes, mounting hardware (check with the seller).
  • Usually, no instructions are included.

Installation Overview

Difficulty and Time

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

Special Tools

  • Socket set
  • Screwdrivers
  • Multimeter (optional, for testing)
  • Scan tool (optional, for clearing codes)

Critical Steps and Tips

  1. Disconnect the car's battery before starting.
  2. Locate the Telematics Control Module (usually under the dashboard or in the trunk).
  3. 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 car's battery.
  8. Test the system to make sure it's working correctly.

DIY or Professional Installation?

  • DIY is possible if you have some mechanical experience.
  • Professional installation is recommended if you're not comfortable working on car electronics.

Buying Options

Compare: Used OEM, New Aftermarket

FeatureUsed OEMNew Aftermarket
PriceLowerVaries
QualityOriginal factory qualityQuality can vary; check reviews
ReliabilityTested and inspectedNew, but reliability depends on the manufacturer
WarrantyMay have a limited warrantyVaries by seller

Used OEM

  • Best value for the money.
  • Genuine factory parts.
  • Tested and inspected to ensure they're working properly.
  • Significantly lower prices than new parts.

New Aftermarket

  • Brand new parts made by third-party manufacturers.
  • Built to meet or exceed OE specifications.
  • Can be a good option if you want a new part.

Typical Lifespan

How Long This Part Normally Lasts

  • 5-10 years on average.

Factors Affecting Longevity

  • Exposure to moisture or extreme temperatures.
  • Electrical problems in the car.
  • Accidents or impacts.
  • The quality of the original part.

Price Ranges

Budget vs Mid-Range vs Premium

  • Used OEM: $50 - $150
  • New Aftermarket: $100 - $300
  • Labor Cost (if applicable): $75 - $150

Total Job Cost Estimates

  • Used OEM: $125 - $300
  • New Aftermarket: $175 - $450

Vehicle-Specific Notes

Known Issues

  • Some vehicles have known issues with water leaks that can damage the Telematics Control Module.
  • Check for any Technical Service Bulletins (TSBs) related to the telematics system on your specific vehicle.
  • Some owners have reported issues with the module losing its programming.

Verification After Install

How to Confirm Proper Operation

  • Check that the car's OnStar or similar service is working.
  • Make sure the car's remote start feature is functioning.
  • Verify that the car's door locks and alarm system are working correctly.
  • Use a scan tool to check for any new diagnostic trouble codes (DTCs).

What to Look/Listen For

  • No error messages on the dashboard.
  • The telematics system responds quickly and reliably.
  • No unusual noises or electrical problems.

FAQ

Q: Will this module need to be programmed to my car?
A: In some cases, yes. Some modules require programming to match your car's VIN. Check with your mechanic or the seller to confirm.

Q: What if the module I receive is defective?
A: Make sure the seller has a good return policy. If the module doesn't work, you should be able to return it for a refund or exchange.

Q: Where is the Telematics Control Module located in my car?
A: The location varies depending on the vehicle. It's often under the dashboard, in the center console, or in the trunk. Consult your owner's manual or a repair guide for the exact location.

Q: How can I tell if this module is the problem and not something else?
A: The best way is to have a professional diagnose the system. They can use a scan tool to check for codes and perform tests to isolate the problem.

Q: Does this module come with any instructions?
A: Usually, no. Professional installation is recommended if you're not comfortable working on car electronics.

Part Specifications

OEM Part Numbers:

  • Other: 15934199, 15934200, 25826219, 25826221, 25909995

Fits Years: 2007

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