Restore Peak Performance to Your GM Truck or SUV
Is your 2007 GMC Yukon XL 1500 running rough, stalling unexpectedly, or showing a persistent Check Engine Light? These are classic signs of a failing Engine Control Module (ECM), the computer that acts as your vehicle’s brain. A faulty ECM can cripple your engine’s performance, hurt fuel economy, and make your vehicle unreliable. This isn’t just an annoyance; it’s a critical component failure that needs a dependable solution.
As a technician with over two decades of experience, I’ve seen firsthand how a failing ECM can cause a cascade of frustrating, hard-to-diagnose problems. You don’t have to keep guessing or pay exorbitant dealership prices for a fix. We offer a reliable, direct-fit 2007 Yukon XL 1500 ECM that arrives at your doorstep programmed and ready for installation. Simply provide your vehicle’s VIN during checkout, and our experts will flash the module with the latest GM-certified software. This ensures perfect communication between the ECM and your vehicle’s systems, restoring the smooth operation and power you expect.
Case Study: A Tricky Diagnosis
A customer brought in a 2007 Chevy Tahoe—a vehicle that shares this exact ECM with the Yukon XL—with an intermittent stalling problem that two other shops couldn’t solve. It would die at stoplights without warning and throw a generic communication code (U0100). After confirming the wiring and grounds were solid, we suspected the ECM. The internal processor was likely failing under heat soak. We installed one of our pre-programmed modules, matched to his VIN. The customer called a week later, thrilled. The stalling was gone, the power was back, and his Tahoe was finally reliable again. This is the difference a quality, correctly programmed part makes.
Is Your GM Vehicle Showing These Signs of ECM Failure?
A failing ECM can manifest in many ways. If you’re experiencing any of the following, this module is the likely solution.
- ✔ Check Engine Light is on with codes like P0601, P0602, P0606 (Internal Controller Failure) or U-series communication codes.
- ✔ Engine cranks but refuses to start.
- ✔ Unexplained drops in fuel efficiency.
- ✔ Rough or erratic idling and stalling.
- ✔ Noticeable loss of engine power and poor acceleration.
- ✔ Transmission shifting issues or harsh gear changes.
- ✔ Intermittent electrical problems that seem to have no cause.
A Straightforward Guide to Installation
Installing your new 2007 Yukon XL 1500 ECM is a manageable job for a confident DIYer. Since we handle the programming, you can skip the expensive trip to the dealer. For most trucks and SUVs like the Yukon, Tahoe, and Silverado, the ECM is located in the front left of the engine bay, under the battery tray.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and secure it away from the post.
- Access the Module: You will likely need to remove the battery and the battery tray to gain clear access to the old ECM.
- Disconnect Connectors: Carefully unplug the electrical wiring harnesses from the old module. These connectors have locking tabs that must be released before pulling. Do not force them.
- Remove the Old ECM: Unbolt the old module from its mounting bracket.
- Install the New ECM: Mount your new, pre-programmed ECM in place and securely fasten it.
- Reconnect Everything: Plug the wiring harnesses firmly into the new module until they click. Reinstall the battery tray and the battery, then reconnect the negative battery terminal.
- Final Step: In some cases, a security relearn procedure may be required, which can typically be done without special tools. Instructions are readily available online for your specific model.
Verified Vehicle Compatibility
This module is a direct replacement for part numbers 12589297, 12597121, 12603892, and 19210738 and is guaranteed to fit the following vehicles. Please confirm your model and options below.
AVALANCHE 1500 07 (LH front under battery)
AURA 07 3.5L (RH firewall)
CORVETTE 06-07 (RH engine compartment)
EQUINOX 07 (LH engine compartment)
ESCALADE / ESV / EXT 07 (LH front under battery)
G6 07 3.5L or 3.9L (LH front engine compartment)
G8 08 6.0L
HUMMER H2 07 (LH front under battery)
IMPALA 07 3.5L or 3.9L (lower part of air cleaner box)
MALIBU 07 3.5L or 3.9L
MONTE CARLO 07 3.5L or 3.9L (lower part of air cleaner box)
SIERRA 1500/2500/3500 PICKUP 07 New Style (w/o 4.3L) (LH front under battery)
SIERRA DENALI 07 New Style (LH front engine compartment)
SILVERADO 1500/2500/3500 PICKUP 07 New Style (w/o 4.3L) (LH front under battery)
SUBURBAN 1500 / 2500 07 (LH front under battery)
TAHOE 07 (LH front under battery)
TORRENT 07 (LH engine compartment)
YUKON / YUKON XL 1500 / YUKON XL 2500 07 (LH front under battery)
Order your pre-programmed 2007 Yukon XL 1500 ECM today and get your vehicle back on the road with the reliability and performance you depend on.
Frequently Asked Questions
Do I need to get this module programmed by a dealer?
No! That’s the best part. We program the module to your vehicle’s specific VIN before we ship it. This makes the installation process much simpler and saves you hundreds of dollars in dealership fees.
What is a VIN and where do I find it?
VIN stands for Vehicle Identification Number. It’s a unique 17-digit code for your vehicle. You can find it on a plate on the driver’s side dashboard (viewable through the windshield), on the driver’s side door jamb sticker, or on your vehicle’s registration and insurance documents.
Will this fix my Check Engine Light?
If the Check Engine Light is caused by an internal ECM failure (common codes include P0601, P0606), then yes, this part is the correct fix. However, you should always have the codes professionally diagnosed to ensure the ECM is the root cause and not a separate sensor or wiring issue.
What if my original part number is not on your list?
The part numbers listed (12589297, 12597121, 12603892, 19210738) are the most common interchanges for this module. If your number is different, please contact us with your VIN and original part number. We can verify compatibility for you.
Is any other setup required after installation?
In most cases, it’s plug-and-play. However, some GM vehicles may require a simple security or anti-theft relearn procedure. This procedure does not require special scan tools and can be performed by following simple steps you can find online for your specific model.