Restore Peak Performance to Your GM Vehicle
Is your 2006 Chevrolet Uplander or another compatible GM vehicle suffering from frustrating, hard-to-diagnose issues? A persistent Check Engine Light, unexplained stalling, rough idling, or a complete no-start condition often points directly to a failing Engine Control Module (ECM). As the central computer for your powertrain, a faulty ECM can disrupt everything from fuel delivery and ignition timing to transmission shifting. This isn’t just an inconvenience; it can affect fuel economy, emissions, and overall vehicle safety. This replacement ECM is your reliable, straightforward solution to get your vehicle running smoothly again.
Case Study: The Ghost in the Minivan
A customer brought in a 2006 minivan with the 3.9L V6, very similar to the Uplander, with an intermittent stalling problem that was driving them crazy. It would die at stoplights without warning, but then start right back up. No consistent trouble codes were stored, just a few random communication errors. We checked fuel pressure, sensors, and wiring harnesses—everything seemed fine. From my years of experience, I know these ghost-like electrical issues often trace back to the main computer. We connected a scope to the ECM’s power and ground circuits and finally caught a momentary internal voltage drop just before a stall. The ECM was failing internally under specific thermal conditions. Replacing it with a pre-programmed unit like this one solved the problem instantly. The customer was relieved to finally have a reliable vehicle again after chasing the issue for months.
Is Your Vehicle Showing These Symptoms?
A failing ECM can manifest in numerous ways. If you’re experiencing any of the following, this module is likely the solution you need. In my shop, these are the classic indicators I look for when diagnosing a bad computer.
- ✔ Check Engine Light is on with no clear cause.
- ✔ Stored diagnostic trouble codes (DTCs) for internal processor failure, such as P0601, P0602, P0606.
- ✔ Communication error codes like U0100 (Lost Communication with ECM/PCM).
- ✔ Engine cranks but refuses to start.
- ✔ Unexplained drops in fuel economy.
- ✔ Rough or erratic engine idling and stalling.
- ✔ Harsh or incorrect automatic transmission shifting.
- ✔ Apparent failure of multiple sensors at once.
The Smart Solution: Pre-Programmed for Your Vehicle
The biggest hurdle in replacing a modern ECM is the need for expensive, dealer-specific programming. We eliminate that step for you. When you purchase this module, you simply provide us with your vehicle’s 17-digit VIN. Our technicians will then flash the unit with the latest, most stable software updates directly from GM for your specific vehicle configuration. This ensures that the 2006 Uplander Engine Control Module you receive is truly a plug-and-play part. You avoid towing fees, scheduling hassles, and high dealership labor costs.
A Straightforward Guide to Installation
Installing your new ECM is a manageable job for a DIY enthusiast with basic tools. For the 2006 Uplander, the ECM is typically located in the left-hand (driver’s side) of the engine compartment. Always consult a service manual for your specific vehicle’s location and torque specs.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and secure it away from the post to prevent accidental reconnection.
- Locate the ECM: Identify the Engine Control Module. It’s a metal box with large electrical connectors.
- Disconnect Connectors: Carefully release the locking tabs and unplug all electrical harnesses from the old ECM. Inspect the connectors for any corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket and remove it from the vehicle.
- Install the New Module: Mount your new, pre-programmed ECM in place and tighten the mounting bolts securely.
- Reconnect Everything: Plug the electrical harnesses firmly into the new module until they click into place. Reconnect the negative battery terminal.
- Perform Relearn Procedure: In many GM vehicles, a security relearn (also known as a Passlock or anti-theft relearn) may be necessary. This procedure typically involves turning the key to the ‘ON’ position for 10-15 minutes, then off, and repeating two more times. This allows the new ECM to sync with your vehicle’s security system.
Verified Vehicle Compatibility
This ECM is a direct replacement for multiple GM service numbers, including 12590032, 12602044, 12603530, 12605843, 12607096, 12630457, and 19210737. It fits a wide range of vehicles. Please check the list below carefully to confirm your model and engine. Matching your part number or confirming your vehicle is listed is the best way to guarantee fitment.
CHEVROLET UPLANDER 08 Electronic Control Module; (LH engine compartment), (3.9L), ID 12607096 or 19210737
CHEVROLET UPLANDER 09 Electronic Control Module; (LH engine compartment), (3.9L)
BUICK ALLURE 08-09 5.3L
BUICK LACROSSE 08-09 5.3L
BUICK LUCERNE 06 4.6L
BUICK LUCERNE 08 4.6L, ID 12607096 or 19210737
BUICK RAINIER 07 5.3L
CADILLAC CTS 06 V-Series, ID 12603530
CADILLAC DEVILLE 05 ID 12590032
CADILLAC DTS 06, 08
CADILLAC SRX 08 4.6L
CADILLAC STS 06 4.4L
CADILLAC STS 08 4.4L, 4.6L
CADILLAC XLR 06 4.4L
CADILLAC XLR 08-09 ID 12607096
CHEVROLET COBALT 06 2.4L
CHEVROLET COLORADO 08
CHEVROLET HHR 06 2.4L
CHEVROLET IMPALA 06 3.5L, 3.9L
CHEVROLET IMPALA 08-09 5.3L
CHEVROLET MALIBU 06 3.9L
CHEVROLET MALIBU 08-10 2.4L w/hybrid
CHEVROLET MALIBU 08-09 3.6L
CHEVROLET MONTE CARLO 06 3.5L, 3.9L
CHEVROLET TRAILBLAZER 07 5.3L, 6.0L
CHEVROLET TRAILBLAZER 08-09 4.2L, 5.3L, 6.0L
GMC ACADIA 07-08
GMC CANYON 08
GMC ENCLAVE 08
GMC ENVOY 07-08 5.3L
GMC ENVOY 08-09 4.2L
HUMMER H3 08
ISUZU ASCENDER 08 4.2L
ISUZU I-290 08
ISUZU I-370 08
PONTIAC G6 06-09 3.6L
PONTIAC GRAND PRIX 08 5.3L
PONTIAC PURSUIT 06 2.4L
PONTIAC SOLSTICE 06
SATURN AURA 08-09 2.4L w/hybrid, 3.6L
SATURN ION 06 2.4L
SATURN MONTANA 06 SV6, 3.9L
SATURN MONTANA 08-09
SATURN OUTLOOK 08
SATURN RELAY 06 3.9L
SATURN TERRAZA 06 3.9L
SATURN VUE 08-10 2.4L, 3.6L
SAAB 9-7X 07 8-cylinder
SAAB 9-7X 08 5.3L, 6.0L
…and more. Please verify your specific model and options.
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to program the 2006 Uplander Engine Control Module with the exact software and calibrations your specific vehicle requires. This includes engine size, transmission type, and other factory options. This process ensures the module works perfectly right out of the box.
Is any additional programming required after installation?No, this ECM arrives fully programmed and ready for installation. The only step you might need to perform is a simple security relearn procedure, which does not require any special tools and can be done in your driveway. Instructions are widely available online or in your vehicle’s service manual.
How can I be sure this will fix my vehicle’s problem?While this module is the correct fix for a faulty ECM, it’s crucial to ensure your vehicle has been properly diagnosed. This part will not fix issues caused by bad sensors, faulty wiring, or mechanical problems. We recommend a thorough diagnosis by a qualified mechanic to confirm the ECM is the source of the issue.
Is this a new or used part?This is a high-quality, tested, and guaranteed functional used OEM part. Each module is inspected and then programmed with the latest GM software to ensure reliability and performance that meets or exceeds the original factory standards.
What is the warranty on this part?This part comes with our standard warranty, guaranteeing it to be free from defects upon arrival and during the specified warranty period. Please see our warranty page for full details and conditions.