What if you do not have the car computer that I need in stock?

If you order a computer and we do not have one in stock, we will locate one for you immediately and notify you of how long your order will take to fill. This usually takes 1–2 days. It is very rare that we will not have your part in stock.

How soon will I receive my car computer once I have placed the order?

We ship our parts Monday through Friday. Ground shipping times vary from 1–6 business days for most areas. Air shipping times are always 1–2 business days. Orders placed before 3:00pm Eastern Time may ship the same day. Most orders are shipped within 24–72 hours.

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2004 Chevrolet Trailblazer EXT 4.2L V6 Gas - ECM / ECU

2004 Chevrolet Trailblazer EXT 4.2L V6 Gas - ECM / ECU

Q: Do I need to have any additional programming done once I receive my car computer?

Most parts that we sell are plug-and-play. All Chrysler products are plug-and-play. Some Ford and Honda models will require a locksmith to calibrate the ignition after the part is installed.

Q: Where can I find my VIN?

Your Vehicle Identification Number (VIN) can typically be found on the dashboard near the windshield, inside the driver-side door frame, or on your vehicle registration and insurance documents.

Q: What does plug and play mean?

Plug and play means that the part is pre-programmed and ready to install with no additional setup required. Once installed, it should function properly without needing further configuration.

Price:

$249.00

2004 Chevrolet Trailblazer EXT 4.2L V6 Gas Engine Control Module PCM, ECM, ECU. Choose Solo Automotive Electronics for Unmatched Reliability and Performance.

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Please fill in your vehicle information below and click the 'Add to Cart' Button below to purchase.

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Additional Information

Image Gallery	N/A
Make	Chevrolet
Model	Trailblazer EXT
Year	2004
Engine Type	ECM / PCM / ECU
Engine Size	4.2L V6 Gas

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Frequently asked questions

What if you do not have the computer that I need in stock?

If you order a vehicle’s computer module and we do not have one in stock, we will locate one immediately and notify you of the expected delivery time. This usually takes 1–2 days. It is very rare that we will not have your part in stock.

Can I return my computer if it doesn't work?

Yes. The part may be returned within 30 days of delivery as long as it is in its original condition. Returns are subject to shipping charges and a 25% restocking fee. It is the responsibility of you and your mechanic to properly diagnose your vehicle before ordering. No returns are accepted after 30 days.

What happens if I do not return my old computer?

Exchanges are required for all purchases unless otherwise directed. If you do not return your old engine computer module, you may be charged a core fee and your warranty may be voided. If you wish to keep your old part, please call us before ordering to review your options.

How soon will I receive my computer once I have placed the order?

We ship Monday through Friday. Ground shipping takes 1–6 business days, depending on location, while air shipping is 1–2 business days. Orders placed before 3:00 PM Eastern may ship the same day. Most orders ship within 24–72 hours.

Do I need to have any additional programming done once I receive my part?

Most powertrain control modules and electronic control modules we sell are plug-and-play. All Chrysler products are pre-programmed. Some Ford and Honda models may require a locksmith to calibrate the ignition after installation.

Where can I find my VIN?

Your Vehicle Identification Number (VIN) can usually be found:

On the dashboard near the windshield
Inside the driver-side door frame
On your vehicle registration or insurance documents

What is a VIN number?

A VIN (Vehicle Identification Number) is a unique 17-character code that identifies your vehicle. It includes details about the manufacturer, model, engine type, and production year.

What does plug-and-play mean?

Plug-and-play means the engine computer module is pre-programmed and ready to install. Once installed, it will function properly without any additional setup.

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